Diagnostic Trouble Code (DTC) Index

Diagnostic Trouble Code (DTC) Index


Powertrain Codes (P)

Code Description Details
P0003 Fuel Flow Sensor Raw Min
P0004 Fuel Flow Sensor Raw Max
P0070 Ambient Air Temperature Sensor Operating Min
P0071 Ambient Air Temperature Sensor Operating Max
P0072 Ambient Air Temperature Sensor Raw Min
P0073 Ambient Air Temperature Sensor Raw Max
P0087 Fuel Flow Return Sensor Raw Min
P0088 Fuel Flow Return Sensor Raw Max
P00F2 Humidity Sensor Raw Min
P00F3 Humidity Sensor Raw Max
P00F5 Humidity Sensor Operating Max
P0100 MAF Sensor 1 Raw Min
P0101 MAF Sensor Circuit Range
P0102 MAF Sensor 2 Raw Min
P0103 MAF Sensor 2 Raw Max
P0104 MAF Sensor 1 Raw Max
P0105 MAP Sensor Operating Min
P0106 MAP Sensor Operating Max
P0107 MAP Sensor Raw Min
P0108 MAP Sensor Raw Max
P0110 Intake Air Temperature Sensor Operating Min
P0111 Intake Air Temperature Sensor Operating Max
P0112 Intake Air Temperature Sensor Raw Min
P0113 Intake Air Temperature Sensor Raw Max
P0115 Coolant Pressure Sensor Operating Min
P0116 Engine Coolant Temperature Sensor Operating Max
P0117 Engine Coolant Temperature Sensor Raw Min
P0118 Engine Coolant Temperature Sensor Raw Max
P0122 Throttle Position Sensor Switch Raw Min
P0123 Throttle Position Sensor Switch Raw Max
P0128 Coolant Pressure Sensor Operating Max
P0131 Wideband O2 Sensor 1 Raw Min
P0132 Wideband O2 Sensor 1 Raw Max
P0137 Wideband O2 Sensor 3 Raw Min
P0138 Wideband O2 Sensor 3 Raw Max
P0143 Narrowband O2 Sensor 1 Raw Min
P0144 Narrowband O2 Sensor 1 Raw Max
P0151 Wideband O2 Sensor 2 Raw Min
P0152 Wideband O2 Sensor 2 Raw Max
P0157 Wideband O2 Sensor 4 Raw Min
P0158 Wideband O2 Sensor 4 Raw Max
P0237 Boost Pressure Sensor Raw Min
P0238 Boost Pressure Sensor Raw Max
P0242Turbocharger Speed Sensor 2 Raw Max
P0243
Wastegate 1 Output 1 Over-current

P0244
Wastegate 1 Output 2 Over-current

P0245
Wastegate 1 Output 1 I/O Error

P0246
Wastegate 1 Output 2 I/O Error

P0247
Wastegate 2 Output 1 Over-current

P0248
Wastegate 2 Output 2 Over-current

P0249
Wastegate 2 Output 1 I/O Error

P0250
Wastegate 2 Output 2 I/O Error

P0328
Knock Sensor 1 Disconnected

P0332
Knock Sensor 2 Disconnected

P1380 Wideband O2 Sensor 5 Raw Min
P1381 Wideband O2 Sensor 5 Raw Max
P1383 Wideband O2 Sensor 6 Raw Min
P1384 Wideband O2 Sensor 6 Raw Max
P1386 Wideband O2 Sensor 7 Raw Min
P1387 Wideband O2 Sensor 7 Raw Max
P1389 Wideband O2 Sensor 8 Raw Min
P1390 Wideband O2 Sensor 8 Raw Max
P1392 Wideband O2 Sensor 9 Raw Min
P1393 Wideband O2 Sensor 9 Raw Max
P1395 Wideband O2 Sensor 10 Raw Min
P1396 Wideband O2 Sensor 10 Raw Max
P1398 Wideband O2 Sensor 11 Raw Min
P1399 Wideband O2 Sensor 11 Raw Max
P1401 Wideband O2 Sensor 12 Raw Min
P1402 Wideband O2 Sensor 12 Raw Max
P0163 Narrowband O2 Sensor 2 Raw Min
P0164 Narrowband O2 Sensor 2 Raw Max
P0178 Fuel Composition Sensor Raw Min
P0179 Fuel Composition Sensor Raw Max
P0182 Fuel Temperature Sensor 1 Raw Min
P0183 Fuel Temperature Sensor 1 Raw Max
P0191 Fuel Pressure Sensor Operating
P0192 Fuel Pressure Sensor Raw Min
P0193 Fuel Pressure Sensor Raw Max
P0195 Oil Temperature Sensor Operating Min
P0196 Oil Temperature Sensor Operating Max
P0197 Oil Temperature Sensor Raw Min
P0198 Oil Temperature Sensor Raw Max
P0261 Injector Output 1 Open Circuit (Not Connected) The current control on the injector output detects that zero or very little current is flowing through the output when it is on. 

This DTC can cycle between past and current, as it gets changed every X milliseconds. If the injector output hasn't been turned on in that time, it'll go to past even if nothing is connected. 
P0262 Injector Output 1 Short Circuit The current control on the injector output has detected that the current is "too high" within the first Y microseconds of turning on. It interprets this as a short-circuit and turns the output off. 

This DTC can cycle between past and current, as it gets changed every X milliseconds. If the injector output hasn't been turned on in that time, it'll go to past even if there is a short circuit. 
P0264 Injector Output 2 Open Circuit (Not Connected) see P0261
P0265 Injector Output 2 Short Circuit see P0262
P0267 Injector Output 3 Open Circuit (Not Connected) see P0261
P0268 Injector Output 3 Short Circuit see P0262
P0270 Injector Output 4 Open Circuit (Not Connected) see P0261
P0271 Injector Output 4 Short Circuit see P0262
P0273 Injector Output 5 Open Circuit (Not Connected) see P0261
P0274 Injector Output 5 Short Circuit see P0262
P0276 Injector Output 6 Open Circuit (Not Connected) see P0261
P0277 Injector Output 6 Short Circuit see P0262
P0279 Injector Output 7 / Aux Inj 1 Open Circuit
(Not Connected)
see P0261
P0280 Injector Output 7 / Aux Inj 1 Short Circuit see P0262
P0282 Injector Output 8 / Aux Inj 2 Open Circuit
(Not Connected)
see P0261
P0283 Injector Output 8 / Aux Inj 2 Short Circuit see P0262
P0285 Injector Output 9 / Aux Inj 3 Open Circuit
(Not Connected)
see P0261
P0286 Injector Output 9 / Aux Inj 3 Short Circuit see P0262
P0288 Injector Output 10 / Aux Inj 4 Open Circuit
(Not Connected)
see P0261
P0289 Injector Output 10 / Aux Inj 4 Short Circuit see P0262
P2146 Injector Output 11 / Aux Inj 5 Open Circuit
(Not Connected)
see P0261
P2147 Injector Output 11 Short Circuit see P0262
P2148
Aux Inj 5 Short Circuit
see P0262
P2149 Injector Output 12 / Aux Inj 6 Open Circuit
(Not Connected)
see P0261
P2150 Injector Output 12 Short Circuit see P0262
P2151
Aux Inj 6 Short Circuit
see P0262
P2152 Injector Output 13 / Aux Inj 7 Open Circuit
(Not Connected)
see P0261
P2153 Injector Output 13 Short Circuit see P0262
P2154
Aux Inj 7 Short Circuit
see P0262
P2155 Injector Output 14 / Aux Inj 8 Open Circuit
(Not Connected)
see P0261
P2156 Injector Output 14 Short Circuit see P0262
P2157
Aux Inj 8 Short Circuit
see P0262
P216A Injector Output 15 Open Circuit
(Not Connected)
see P0261
P216B Injector Output 15 Short Circuit see P0262
P216D Injector Output 16 Open Circuit
(Not Connected)
see P0261
P216E Injector Output 16 Short Circuit see P0262
P217A
Injector Output 17 Open Circuit
(Not Connected)
see P0261
P217B
Injector Output 17 Short Circuit
see P0262
P217D
Injector Output 18 Open Circuit
(Not Connected)
see P0261
P217E
Injector Output 18 Short Circuit
see P0262
P0462 Fuel Level Sensor Raw Min
P0463 Fuel Level Sensor Raw Max
P0470 Exhaust Pressure Sensor Malfunction
P0471 Exhaust Pressure Sensor Range/Performance
P0472 Exhaust Pressure Sensor Low
P0473 Exhaust Pressure Sensor High
P0500 Drive Train Speed Diagnostic
P0521 Oil Pressure Sensor Operating
P0522 Oil Pressure Sensor Raw Min
P0523 Oil Pressure Sensor Raw Max
P0524 Oil Pressure Switch
P0532 Air Conditioning Refrigerant Pressure Sensor Raw Min
P0533 Air Conditioning Refrigerant Pressure Sensor Raw Max
P0545 Exhaust Gas Temperature Sensor 1 Raw Min
P0546 Exhaust Gas Temperature Sensor 1 Raw Max
P0548 Exhaust Gas Temperature Sensor 2 Raw Min
P0549 Exhaust Gas Temperature Sensor 2 Raw Max
P0552 Power Steering Pressure Sensor Raw Min
P0553 Power Steering Pressure Sensor Raw Max
P0562 Battery Voltage Operating Min Triggers at 6.5V and below
P0563 Battery Voltage Operating Max Triggers at 18V and above
P0601Internal Memory Check Sum Error
Setting Journal First Entry Not Valid
Occurs if a write to the settings memory got corrupted.
P0602
Setting Journal Last Entry Not CRC
See P0601
P0603
Setting Bad CRC Encountered
See P0601
P0604
External RAM Bus Error
See P0601
P0605
Setting Corruption
See P0601
P0606
Coolant Level Sensor Raw Min

P0607
Coolant Level Sensor Raw Max

P0608
Oil Level Sensor Raw Min

P0609
Oil Level Sensor Raw Max

P0610
Coolant Level Low

P0611
Oil Level Low

P0612
Brake Fluid Level Low

P0613
Coolant Flow Not Detected

P0641 Sensor Reference Voltage ratio ref This is a check on the 5V reference voltage for the AVIs.  If it is +/-10mV off from 5V it will throw this DTC. 

This will typically happen if there is too much load on the 5V supply or a grounding issue.

The CALDAQ ratiometric voltage reference error channel shows the value used to trigger the DTC.
P0642 Sensor Reference Voltage abs ref This is the equivalent check for internal voltage reading that use an absolute reference voltage.
P0643 Sensor Reference Voltage FPGA ref 1 This is an equivalent check for the redundancy voltage reading of the AVIs.  The voltage readings are independent reads for the DBW.  
P0651 Sensor Reference Voltage FPGA ref 2 There are two separate ADCs on the FPGA.  This is the same as above but for the second chip that reads in the AVI voltages
P0652 Sensor Reference Voltage VREF neg 5V A check on the -5V rail. Generally relating to SPI's. Below -5.2V and above -3.8 will trip this.
P0653 Sensor Reference Voltage VREF neg 12V A check on the -12 rail.  Generally relating to trigger and home. Below -14.4V and above -9 will trip this.
P0697 Sensor Reference Voltage VDD ref A check on the digital 5V supply.  Generally caused by a damaged CAN transceiver.  Below 5V and above 5.3V will trip this.
P0698 Sensor Reference Voltage VAN 5V ref A check on the analogue 5V supply.  Below 4.75V and above 5.25V will trip this.
P0668 ECU Temperature Low This will trip if the ECU temperature falls below -40 deg C
P0669 ECU Temperature High This will trip if the ECU temperature goes above 85 deg C
P06A3
+5V Sensor Supply A Error

P06A4
+5V Sensor Supply B Error

P0711
Transmission Fluid Temperature Sensor Operating Max

P0712 Transmission Fluid Temperature Sensor Raw Min
P0713 Transmission Fluid Temperature Sensor Raw Max
P0831
Clutch Pressure Raw Min

P0832
Clutch Pressure Raw Max

P0841 Gearbox Line Pressure Operating Min
P0842 Gearbox Line Pressure Raw Min
P0843 Gearbox Line Pressure Raw Max
P0844 Gearbox Line Pressure Operating Max
P0846 Gearbox Torque Converter Pressure Operating Min
P0847 Gearbox Torque Converter Pressure Raw Min
P0848 Gearbox Torque Converter Pressure Raw Max
P0849 Gearbox Torque Converter Pressure Operating Max
P0933
Transfer Case Pressure Raw Min

P0934
Transfer Case Pressure Raw Max

P0935
Transfer Case Pressure Operating Max

P1800 Fuel Corrections can't be applied 2.39.0 and 2.39.1 have a bug which can cause this DTC to be flagged on startup. 

This DTC comes up if you've requested a cylinder correction that the injection system can't do. The Injector Configuration settings are the primary thing to look at. 
If all stages are set as per-cylinder, you can do any cylinder correction. If there are multiple stages, but not all are set as per cylinder, you can do cylinder corrections only up to the amount that the per-cylinder stages can do.

e.g. If you have two stages which are identical, but stage 1 is per-cylinder and stage 2 is Shared, then only stage 1 can do up to -50% per-cylinder correction, as the second stage still provides fuel to all cylinders. If no stages are set as per-cylinder, then you get a redify when you enable cylinder corrections. 
P2228 Barometric Pressure Sensor Raw Min
P2229 Barometric Pressure Sensor Raw Max
P0373 Engine Position Error Occurs if the ECU did not see the full engine cycles' crank/cam pattern. Can occur due to a sensor or tooth issue during engine running (eg. electrical noise, sensor bracket flex), during cranking, or when an engine stalls without being a problem.

eg. a standard V8 dual-sync distributor has 8 crank teeth, and 1 home. If the engine stalls, the ECU might have only seen 3 crank teeth at the point where it stopped even though it expected 8, so this error will occur).
P2032 Exhaust Gas Temperature Sensor 3 Raw Min
P2033 Exhaust Gas Temperature Sensor 3 Raw Max
P2035 Exhaust Gas Temperature Sensor 4 Raw Min
P2036 Exhaust Gas Temperature Sensor 4 Raw Max
P242C Exhaust Gas Temperature Sensor 5 Raw Min
P242D Exhaust Gas Temperature Sensor 5 Raw Max
P0227 DBW Throttle 1 Throttle Position Sensor 1 Voltage Low The throttle position sensor 1 voltage has fallen below the voltage limit set in the Minimum TPS Voltage setting.
P0228 DBW Throttle 1 Throttle Position Sensor 1 Voltage High The throttle position sensor 1 voltage has gone above the voltage limit set in the Maximum TPS Voltage setting.
P2122 DBW Throttle 1 Throttle Position Sensor 2 Voltage Low The throttle position sensor 2 voltage has fallen below the voltage limit set in the Minimum TPS Voltage setting.
P2123 DBW Throttle 1 Throttle Position Sensor 2 Voltage High The throttle position sensor 2 voltage has gone above the voltage limit set in the Maximum TPS Voltage setting.
P2127 DBW Throttle 1 Pedal Position Sensor 1 Voltage Low The accelerator pedal position sensor 1 voltage has fallen below the voltage limit set in the Minimum APP Voltage setting.
P2128 DBW Throttle 1 Pedal Position Sensor 1 Voltage High The accelerator pedal position sensor 1 voltage has gone above the voltage limit set in the Maximum APP Voltage setting.
P2132 DBW Throttle 1 Pedal Position Sensor 2 Voltage Low The accelerator pedal position sensor 2 voltage has fallen below the voltage limit set in the Minimum APP Voltage setting.
P2133 DBW Throttle 1 Pedal Position Sensor 2 Voltage High The accelerator pedal position sensor 2 voltage has gone above the voltage limit set in the Maximum APP Voltage setting.
P2135 DBW Throttle 1 Throttle Position Sensor Voltage Correlation The throttle position sensor 1 voltage and throttle position sensor 2 voltage are not moving together.
P2136 DBW Throttle 1 Throttle Position Sensor Voltage Correlation Redundancy Secondary check for the P2135 DTC.
P2138 DBW Throttle 1 Pedal Position Sensor Voltage Correlation The accelerator pedal position sensor 1 voltage and accelerator pedal position sensor 2 voltage are not moving together.
P2139 DBW Throttle 1 Pedal Position Sensor Voltage Correlation Redundancy Secondary check for the P2138 DTC.
P2109 DBW Throttle 1 Disabled Drive by wire throttle control has stopped. The motor outputs have been turned off.
P2113 DBW Throttle 1 TPS Tracking Error The throttle position is not following the engine demand.
P2114 DBW Throttle 1 ECU Demand Error
P2116 DBW Throttle 1 TPS Tracking Error Redundancy Secondary check for the P2113 DTC.
P2A20
DBW Throttle 2 Throttle Position Sensor 1 Voltage Low
See P0227
P2A21
DBW Throttle 2 Throttle Position Sensor 1 Voltage High
See P0228
P2A22
DBW Throttle 2 Throttle Position Sensor 2 Voltage Low
See P2122
P2A23
DBW Throttle 2 Throttle Position Sensor 2 Voltage High
See P2123
P2A24
DBW Throttle 2 Throttle Position Sensor Voltage Correlation
See P2135
P2A25
DBW Throttle 2 Throttle Position Sensor Voltage Correlation Redundancy
See P2136
P2A26
DBW Throttle 2 Motor Duty Cycle Constant 100%

P2A27
DBW Throttle 2 Throttle Position Sensor 1 Voltage Mismatch
See P1590
P2A28
DBW Throttle 2 Throttle Position Sensor 2 Voltage Mismatch
See P1591
P2A29
DBW Throttle 2 TPS Tracking Error
See P2114
P1164 ECU Internal Failure. This was added for testing purposes.  It is a RAM utilisation test and this shouldn't happen in the field.
P1165 Single Wideband Rx Timeout Wideband device timeout. Either the device is disconnected/no power, or is dropping offline intermittently (eg. losing power during cranking).

On ECU's with multiple CAN ports, ensure the Haltech CAN System port is assigned correctly.
P1166 Dual Wideband Box A Rx Timeout See P1165
P1167 ECU Internal Failure. This was added for testing purposes.  It was if the stack init didn't occur.
P1168 ECU Internal Failure. This was added for testing purposes.  It was if the heap init didn't occur.
P1169 ECU Internal Failure. This was added for testing purposes.  It was if the OBD-II init didn't occur.
P1170 ECU Internal Failure. This was added for testing purposes.  It was if the FPGA init didn't occur.
P1171 ECU Internal Failure. This was added for testing purposes.  It was if the NAND flash init didn't occur.
P1172 ECU Internal Failure. This was added for testing purposes.  It was if the NAND flash init didn't occur.
P1276 Wideband 1 AFR Lean Trip
P1277 Wideband 2 AFR Lean Trip
P1278 Wideband 3 AFR Lean Trip
P1279 Wideband 4 AFR Lean Trip
P1382 Wideband 5 AFR Lean Trip
P1385 Wideband 6 AFR Lean Trip
P1388 Wideband 7 AFR Lean Trip
P1391 Wideband 8 AFR Lean Trip
P1394 Wideband 9 AFR Lean Trip
P1397 Wideband 10 AFR Lean Trip
P1400 Wideband 11 AFR Lean Trip
P1403 Wideband 12 AFR Lean Trip
P1404
Wastegate 1 Temperature Raw Min

P1405
Wastegate 1 Temperature Raw Max

P1406
Wastegate 1 Temperature Sensor Operating Max (too hot)

P1407
Wastegate 2 Temperature Raw Min

P1408
Wastegate 2 Temperature Raw Max

P1409
Wastegate 2 Temperature Sensor Operating Max (too hot)

P1410
Wastegate 1 Position Sensor I/O Error

P1411
Wastegate 2 Position Sensor I/O Error

P1412
Wastegate 1 Position Sensor voltage too low or too high

P1413
Wastegate 2 Position Sensor voltage too low or too high

P1414
Exhaust Cam sensor Bank 1 not detected

P1415
Exhaust Cam sensor Bank 2 not detected

P1416
Intake Cam sensor Bank 1 not detected

P1417
Intake Cam sensor Bank 2 not detected

P2A00 Wideband 1 Sensor Failure. See Wideband O2 1 channel. O2 sensor channel will show a text description of the issue (eg. instead of '14.2 AFR', it may show 'Open Circuit')
P2A01 Wideband 2 Sensor Failure. See Wideband O2 2 channel. See P2A00
P2A02 Wideband 3 Sensor Failure. See Wideband O2 3 channel. See P2A00
P2A03 Wideband 4 Sensor Failure. See Wideband O2 4 channel. See P2A00
P2A04 Wideband 5 Sensor Failure. See Wideband O2 5 channel. See P2A00
P2A05 Wideband 6 Sensor Failure. See Wideband O2 6 channel. See P2A00
P2A06 Wideband 7 Sensor Failure. See Wideband O2 7 channel. See P2A00
P2A07 Wideband 8 Sensor Failure. See Wideband O2 8 channel. See P2A00
P2A08 Wideband 9 Sensor Failure. See Wideband O2 9 channel. See P2A00
P2A09 Wideband 10 Sensor Failure. See Wideband O2 10 channel. See P2A00
P2A10 Wideband 11 Sensor Failure. See Wideband O2 11 channel. See P2A00
P2A11 Wideband 12 Sensor Failure. See Wideband O2 12 channel. See P2A00
P1300 Trigger Sync Error
P1301 Trigger Reference Error ECU could not detect the missing-tooth gap.
P1302 No Home Error
P1303 Kill Switch Configuration Error Kill Switch mode is Discrete and the pin selection is bad. 
P1304 Flat Shift Configuration Error
P1305
Unknown Trigger Pattern

P1321 Exhaust Gas Temperature Sensor 1 Operating Max
P1322 Exhaust Gas Temperature Sensor 2 Operating Max
P1323 Exhaust Gas Temperature Sensor 3 Operating Max
P1324 Exhaust Gas Temperature Sensor 4 Operating Max
P1325 Exhaust Gas Temperature Sensor 5 Operating Max
P1326 Exhaust Gas Temperature Sensor 6 Operating Max
P1327 Exhaust Gas Temperature Sensor 7 Operating Max
P1328 Exhaust Gas Temperature Sensor 8 Operating Max
P1329 Exhaust Gas Temperature Sensor 9 Operating Max
P1330 Exhaust Gas Temperature Sensor 10 Operating Max
P1331 Exhaust Gas Temperature Sensor 11 Operating Max
P1332 Exhaust Gas Temperature Sensor 12 Operating Max
P1333 Exhaust Gas Temperature Sensor 6 Raw Min
P1334 Exhaust Gas Temperature Sensor 6 Raw Max
P1335 Exhaust Gas Temperature Sensor 7 Raw Min
P1336 Exhaust Gas Temperature Sensor 7 Raw Max
P1337 Exhaust Gas Temperature Sensor 8 Raw Min
P1338 Exhaust Gas Temperature Sensor 8 Raw Max
P1339 Exhaust Gas Temperature Sensor 9 Raw Min
P1340 Exhaust Gas Temperature Sensor 9 Raw Max
P1341 Exhaust Gas Temperature Sensor 10 Raw Min
P1342 Exhaust Gas Temperature Sensor 10 Raw Max
P1343 Exhaust Gas Temperature Sensor 11 Raw Min
P1344 Exhaust Gas Temperature Sensor 11 Raw Max
P1345 Exhaust Gas Temperature Sensor 12 Raw Min
P1346 Exhaust Gas Temperature Sensor 12 Raw Max
P1347 Nitrous Pressure Sensor 1 Raw Min
P1348 Nitrous Pressure Sensor 1 Raw Max
P1349 Real Time Clock Battery Circuit Low
P1350 Wastegate Pressure Sensor Raw Min
P1351 Wastegate Pressure Sensor Raw Max
P1352 Airconditioner Temperature Sensor Raw Min
P1353 Airconditioner Temperature Sensor Raw Max
P1354 Tumble Generator Valve 1 Sensor Raw Min
P1355 Tumble Generator Valve 1 Sensor Raw Max
P1356 Tumble Generator Valve 2 Sensor Raw Min
P1357 Tumble Generator Valve 2 Sensor Raw Max
P1358 Nitrous Pressure Sensor 2 Raw Min
P1359 Nitrous Pressure Sensor 2 Raw Max
P1360 Nitrous Pressure Sensor 3 Raw Min
P1361 Nitrous Pressure Sensor 3 Raw Max
P1362 Nitrous Pressure Sensor 4 Raw Min
P1363 Nitrous Pressure Sensor 4 Raw Max
P1370 Nitrous Controller 1 Initialisation Fault Something went wrong in the initialisation phase for NOS. It can be:
 - Tables don't initialise due to a bug.
 - The NOS Output couldn't be initialised (eg. bad pin selection, or another function is using it).
 - Progressive control is enabled, fuel output is enabled, and the fuel output couldn't be initialised. 
P1371 Nitrous Controller 2 Initialisation Fault See P1370
P1372 Nitrous Controller 3 Initialisation Fault See P1370
P1373 Nitrous Controller 4 Initialisation Fault See P1370
P1374 Nitrous Controller 5 Initialisation Fault See P1370
P1375 Nitrous Controller 6 Initialisation Fault See P1370
P1376
CO2 Bottle Pressure Sensor - Voltage Low

P1377
CO2 Bottle Pressure Sensor - Voltage High

P1378
CO2 Bottle Pressure Sensor - Pressure Low

P1379
CO2 Bottle Pressure Sensor - Pressure High

P1534 Collision Detection (TAS) Signal Error
P061F DBW Throttle 1 Controller Performance The motor duty cycle has been at 100% for more than 30 seconds.
P1590 DBW Throttle 1 Throttle Position Sensor 1 Voltage Mismatch The ECU and the supervisor disagree on the voltage of throttle position sensor 1.
P1591 DBW Throttle 1 Throttle Position Sensor 2 Voltage Mismatch The ECU and the supervisor disagree on the voltage of throttle position sensor 2.
P1592 DBW Throttle 1 Pedal Position Sensor 1 Voltage Mismatch The ECU and the supervisor disagree on the voltage of accelerator pedal position sensor 1.
P1593 DBW Throttle 1 Pedal Position Sensor 2 Voltage Mismatch The ECU and the supervisor disagree on the voltage of accelerator pedal position sensor 2.
P2163 DBW Throttle 1 Relaxed TPS Tracking PPS Settings DTC P2113 has occurred, tolerances related to the tracking error have been loosened to allow the throttle to continue to operate.
P2164 DBW Throttle 1 Relaxed TPS Modifiers Settings
P2165 DBW Throttle 1 Relaxed Sensor Mismatch Settings
P2166 DBW Throttle 1 Redundancy Flag The secondary DBW error checking system has disabled the motor output pins.
P2167 DBW Throttle 1 Redundancy Data Error Secondary check on the DBW settings & value limits failed.
P2168 DBW Throttle 1 Redundancy Pedal Position Error The secondary accelerator pedal position disagrees with the main accelerator pedal position.
P2169 DBW Throttle 1 Redundancy Idle Offset Error The idle control output throttle position offset is more than the DBW Max Position setting.
P1900 Differential Temperature Sensor Raw Min
P1901 Differential Temperature Sensor Raw Max
P1910 Coolant Pressure Sensor Raw Min
P1911 Coolant Pressure Sensor Raw Max
P2581 Turbocharger Speed Sensor 1 Raw Max
P1680 Oil Metering Pump Stepper Motor Malfunction - Low Flow
P1682 Oil Metering Pump Stepper Motor Malfunction - High Flow
P1684 Oil Metering Pump Sensor Raw Min
P1686 Oil Metering Pump Sensor Raw Max
P1687 Transfer Case Initialisation Fault
P1690 Injection Stage 1 90% Duty Cycle Exceeded
P1691 Injection Stage 2 90% Duty Cycle Exceeded
P1692 Injection Stage 3 90% Duty Cycle Exceeded
P1693 Injection Stage 4 90% Duty Cycle Exceeded
P1694 Crank Case Pressure Sensor Raw voltage too low
P1695 Crank Case Pressure Sensor Raw voltage too high
P1696 Crank Case Pressure Sensor Value too low
P1697 Crank Case Pressure Sensor Value too high
P1698 Main Setup (F4) Page Error.
P1699 Transmission Input RPM Operating Max
P1700 Dual Wideband Box C Rx Timeout See P1165
P1701 Dual Wideband Box D Rx Timeout See P1165
P1702 Dual Wideband Box B Rx Timeout See P1165
P1912 IGN 1 Over Current
P1913 IGN 2 Over Current
P1914 IGN 3 Over Current
P1915 IGN 4 Over Current
P1916 IGN 5 Over Current
P1917 IGN 6 Over Current
P1918 IGN 7 Over Current
P1919 IGN 8 Over Current
P191A IGN 9 Over Current
P191B IGN 10 Over Current
P191C IGN 11 Over Current
P191D IGN 12 Over Current
P191E DPO 1 Over Current
P191F DPO 2 Over Current
P1920 DPO 3 Over Current
P1921 DPO 4 Over Current
P1922 DPO 5 Over Current
P1923 DPO 6 Over Current
P1924 DPO 7 Over Current
P1925 DPO 8 Over Current
P1926 HBO 1 Over Current
P1927 HBO 2 Over Current
P1928 HBO 3 Over Current
P1929 HBO 4 Over Current
P192A HBO 1 Max Retries Reached
P192B HBO 2 Max Retries Reached
P192C HBO 3 Max Retries Reached
P192D HBO 4 Max Retries Reached
P192E HCO8 1 Over Current
P192F HCO8 2 Over Current
P1930 HCO8 3 Over Current
P1931 HCO8 4 Over Current
P1932 HCO8 5 Over Current
P1933 HCO8 6 Over Current
P1934 HCO8 7 Over Current
P1935 HCO8 8 Over Current
P1936 HCO8 9 Over Current
P1937 HCO8 10 Over Current
P1938 HCO8 11 Over Current
P1939 HCO8 12 Over Current
P193A 8A High Current Output 1 Maximum Number of Retries Reached - Output Disabled
P193B 8A High Current Output 2 Maximum Number of Retries Reached - Output Disabled
P193C 8A High Current Output 3 Maximum Number of Retries Reached - Output Disabled
P193D 8A High Current Output 4 Maximum Number of Retries Reached - Output Disabled
P193E 8A High Current Output 5 Maximum Number of Retries Reached - Output Disabled
P193F 8A High Current Output 6 Maximum Number of Retries Reached - Output Disabled
P1940 8A High Current Output 7 Maximum Number of Retries Reached - Output Disabled
P1941 8A High Current Output 8 Maximum Number of Retries Reached - Output Disabled
P1942 8A High Current Output 9 Maximum Number of Retries Reached - Output Disabled
P1943 8A High Current Output 10 Maximum Number of Retries Reached - Output Disabled
P1944 8A High Current Output 11 Maximum Number of Retries Reached - Output Disabled
P1945 8A High Current Output 12 Maximum Number of Retries Reached - Output Disabled
P1946 25A High Current Output 1 Overcurrent
P1947 25A High Current Output 2 Overcurrent
P1948 25A High Current Output 3 Overcurrent
P1949 25A High Current Output 4 Overcurrent
P194A 25A High Current Output 1 Maximum Number of Retries Reached - Output Disabled
P194B 25A High Current Output 2 Maximum Number of Retries Reached - Output Disabled
P194C 25A High Current Output 3 Maximum Number of Retries Reached - Output Disabled
P194D 25A High Current Output 4 Maximum Number of Retries Reached - Output Disabled
P194E PDM Comms Error
P194F PDM Comms Error
P1950 PDM Comms Error
P1951 PDM Hardware Error - Battery Voltage Low Diagnostic P2 Voltage Batt < 6V
P1952 PDM Hardware Error - Battery Voltage High Diagnostic P2 Voltage Batt >24V
P1953 PDM Hardware Error - Loss of Main Rail Saturation Diagnostic P3 Voltage is below Diagnostic P2 Voltage Batt by more than 0.4V.
P1954 PDM Hardware Error - SEPIC Voltage Low (This is only checked if the PDM Battery Voltage is >= 7V).

Diagnostic P5 Voltage Analog < 10V
P1955 PDM Hardware Error - SEPIC Voltage High (This is only checked if the PDM Battery Voltage is >= 7V).

Diagnostic P5 Voltage Analog > 13V
P1956 PDM Hardware Error - ECU Voltage Low Diagnostic P6 Voltage < 6.5V
P1957 PDM Hardware Error - ECU Voltage High Diagnostic P6 Voltage > 24V
P1958 PDM Hardware Error - ECU Current High ECU Current Draw > 30A
P1959 PDM Hardware Error - Boost Voltage Low This is only checked if the PDM Battery Voltage is >= 7V
P195A PDM Hardware Error - Bandgap Voltage Low (This is only checked if the PDM Battery Voltage is >= 7V)

Diagnostic P8 Voltage < 1.15V
P195B PDM Hardware Error - Bandgap Voltage High (This is only checked if the PDM Battery Voltage is >= 7V)

Diagnostic P8 Voltage > 1.3V
P195C PDM Hardware Error - UVLO Flagged (This is only checked if the PDM Battery Voltage is >= 7V).

P195C is flagged when Diagnostic P9 Voltage channel is less than 0.4V. 
Diagnostic P9 Voltage is UVLO voltage. UVLO is Under Voltage Lock Out on the PDM. It is a hardware protection circuit.

When the DTC trips, hardware protection is active.
 - It can be caused by one or more output channels being over-current. 
 - It can be caused by the ignition switch circuitry. This seems to be more prevalent on 16V cars. Solution can be to use battery voltage on the other side of the ignition switch, instead of A13.
 - It can be caused by a loose negative bus bar, ground Surlock not seated properly, battery/chassis ground not connected properly etc.
P195D PDM Hardware Error - CPU Temp Low Diagnostic P10 Core Temperature < -40°C
P195E PDM Hardware Error - CPU Temp High Diagnostic P10 Core Temperature > 125°C
P195F PDM Hardware Error - TVS Temp Low Diagnostic P11 TVS Temperature < -40°C
P1960 PDM Hardware Error - TVS Temp High Diagnostic P11 TVS Temperature > 150°C
P1961 PDM Hardware Error - Rail Temp Low Diagnostic P12 Rail Temperature < -40°C
P1962 PDM Hardware Error - Rail Temp High Diagnostic P12 Rail Temperature > 150°C
P1963 PDM Hardware Error - HCO25 Pins 1 and 2 Temp Low Diagnostic P13 25A-HCO 1/2 Temperature < -40°C
P1964 PDM Hardware Error - HCO25 Pins 1 and 2 Temp High Diagnostic P13 25A-HCO 1/2 Temperature > 160°C
P1965 PDM Hardware Error - HCO25 Pins 3 and 4 Temp Low  Diagnostic P14 25A-HCO 3/4 Temperature
P1966 PDM Hardware Error - HCO25 Pins 3 and 4 Temp High  Diagnostic P14 25A-HCO 3/4 Temperature
P1967 PDM Hardware Error - Ambient Board Temp Low Diagnostic P15 Ambient Temperature < -40°C
P1968 PDM Hardware Error - Ambient Board Temp High Diagnostic P15 Ambient Temperature > 125°C
P1969 PDM Hardware Error - Reverse Polarity Protection Failure. 
Do not reverse polarity on this board.
Diagnostic P3 Voltage is below Diagnostic P2 Voltage Batt by more than 0.4V, and Diagnostic P3 Voltage is below Diagnostic P7 Voltage by more than 0.4V.
P196A Internal Wideband Comms Error The ECU hasn't received any communications from the wideband for over 2 seconds. 
P196B Internal Wideband Comms Error
P196C Internal Wideband Comms Error
P196D
PD-16 Box A - Timeout
The ECU hasn't received any communications from the PDM for over 2 seconds.
P196E
PD-16 Box A - Battery Voltage Low
Battery Voltage < 8V
P196F
PD-16 Box A - Battery Voltage High
Battery Voltage > 24V
P1970
PD-16 Box A - SEPIC Voltage Low
SEPIC Voltage > 13V
P1971
PD-16 Box A - Exceeded Maximum Current
Total Current Draw channel > 100%
P1972
PD-16 Box A - Boost Voltage Low
Boost Voltage < Main Rail Voltage + 8V
P1973
PD-16 Box A - Internal Temperature Warning
An internal temperature has exceeded 115C.
P1974
PD-16 Box A - Internal Temperature Shutdown
An internal temperature has exceeded 145C. Outputs are shut off.
P1995
PD-16 Box B - Timeout
The ECU hasn't received any communications from the PDM for over 2 seconds.
P1996
PD-16 Box B - Battery Voltage Low
Battery Voltage < 8V
P1997
PD-16 Box B - Battery Voltage High
Battery Voltage > 24V
P1998
PD-16 Box B - SEPIC Voltage Low
SEPIC Voltage > 13V
P1999
PD-16 Box B - Exceeded Maximum Current
Total Current Draw channel > 100%
P199A
PD-16 Box B - Boost Voltage Low
Boost Voltage < Main Rail Voltage + 8V
P199B
PD-16 Box B - Internal Temperature Warning
An internal temperature has exceeded 115C.
P199C
PD-16 Box B - Internal Temperature Shutdown
An internal temperature has exceeded 145C. Outputs are shut off.
P19BD
PD-16 Box C - Timeout
The ECU hasn't received any communications from the PDM for over 2 seconds.
P19BE
PD-16 Box C - Battery Voltage Low
Battery Voltage < 8V
P19BF
PD-16 Box C - Battery Voltage High
Battery Voltage > 24V
P19C0
PD-16 Box C - SEPIC Voltage Low
SEPIC Voltage > 13V
P19C1
PD-16 Box C - Exceeded Maximum Current
Total Current Draw channel > 100%
P19C2
PD-16 Box C - Boost Voltage Low
Boost Voltage < Main Rail Voltage + 8V
P19C3
PD-16 Box C - Internal Temperature Warning
An internal temperature has exceeded 115C.
P19C4
PD-16 Box C - Internal Temperature Shutdown
An internal temperature has exceeded 145C. Outputs are shut off.
P19E5
PD-16 Box D - Timeout
The ECU hasn't received any communications from the PDM for over 2 seconds.
P19E6
PD-16 Box D - Battery Voltage Low
Battery Voltage < 8V
P19E7
PD-16 Box D - Battery Voltage High
Battery Voltage > 24V
P19E8
PD-16 Box D - SEPIC Voltage Low
SEPIC Voltage > 13V
P19E9
PD-16 Box D - Exceeded Maximum Current
Total Current Draw channel > 100%
P19EA
PD-16 Box D - Boost Voltage Low
Boost Voltage < Main Rail Voltage + 8V
P19EB
PD-16 Box D - Internal Temperature Warning
An internal temperature has exceeded 115C.
P19EC
PD-16 Box D - Internal Temperature Shutdown
An internal temperature has exceeded 145C. Outputs are shut off.

Chassis Codes (C)

Code Description Details
C0615 Shock Travel Sensor Front Left Raw Low
C1760 Shock Travel Sensor Front Left Raw High
C0620 Shock Travel Sensor Front Right Raw Low
C1761 Shock Travel Sensor Front Right Raw High
C0625 Shock Travel Sensor Rear Left Raw Low
C1762 Shock Travel Sensor Rear Left Raw High
C0630 Shock Travel Sensor Rear Right Raw Low
C1763 Shock Travel Sensor Rear Right Raw High
C1800 Ride Height Sensor Front Raw Low
C1801 Ride Height Sensor Front Raw High
C1802 Ride Height Sensor Rear Raw Low
C1803 Ride Height Sensor Rear Raw High
C1020 Brake Pressure Sensor Raw Min
C1021 Brake Pressure Sensor Raw Max
C1022 Right Front Wheel Speed Error
C1024 Left Front Wheel Speed Error
C1026 Right Rear Wheel Speed Error
C1028 Left Rear Wheel Speed Error
C1029 Wheel Speed Mismatch
C1030 Steering Angle Sensor Raw Min
C1031 Steering Angle Sensor Raw Max
C1032 Yaw Sensor Raw Min
C1033 Yaw Sensor Raw Max
C1034 Lateral G Sensor Raw Min
C1035 Lateral G Sensor Raw Max
C1036 Fuel Tank Pressure Sensor Raw Min
C1037 Fuel Tank Pressure Sensor Raw Max
C1038 Longitudinal G Sensor Raw Min
C1039 Longitudinal G Sensor Raw Max
C1040 Knock Light Initialisation Error
C1050 Driveshaft RPM Sensor Operating Max
C1292
Brake Pressure Rear Sensor Raw Min

C1296
Brake Pressure Rear Sensor Raw Max

Network Codes (U)

Code Description Details
U1020 I/O-12 (Box A) - Comms Error (RX)
U1021 I/O-12 (Box A) - Comms Error (TX)
U1022 I/O-12 (Box B) - Comms Error (RX)
U1023 I/O-12 (Box B) - Comms Error (TX)
U1026 TCA-2 (Box A) - Comms Error (RX)
U1027 TCA-2 (Box B) - Comms Error (RX)
U1028 TCA-4 (Box A) - Comms Error (RX)
U1029 TCA-4 (Box B) - Comms Error (RX)
U1030 I/O-12 (Box A) - Duplicate ID Error The IO box is reporting that something else is transmitting on one of it's transmit IDs. Could be a second IO box configured with the same box identifier, or could be a non-Haltech product.
U1031 I/O-12 (Box A) - Hardware Failure
U1032 I/O-12 (Box A) - Firmware Erased Error
U1033 I/O-12 (Box A) - Internal Error
U1034 I/O-12 (Box A) - Internal Error
U1040 I/O-12 (Box B) - Duplicate ID Error The IO box is reporting that something else is transmitting on one of it's transmit IDs. Could be a second IO box configured with the same box identifier, or could be a non-Haltech product.
U1041 I/O-12 (Box B) - Hardware Failure
U1042 I/O-12 (Box B) - Firmware Erased Error
U1043 I/O-12 (Box B) - Internal Error
U1044 I/O-12 (Box B) - Internal Error
U1050 TCA-2 (Box A) - Duplicate ID Error The TCA box is reporting that something else is transmitting on one of it's transmit IDs. Could be a second TCA box configured with the same box identifier, or could be a non-Haltech product.
U1051 TCA-2 (Box A) - Hardware Failure
U1052 TCA-2 (Box A) - Firmware Erased Error
U1053 TCA-2 (Box A) - Internal Error
U1054 TCA-2 (Box A) - Internal Error
U1060 TCA-2 (Box B) - Duplicate ID Error The TCA box is reporting that something else is transmitting on one of it's transmit IDs. Could be a second TCA box configured with the same box identifier, or could be a non-Haltech product.
U1061 TCA-2 (Box B) - Hardware Failure
U1062 TCA-2 (Box B) - Firmware Erased Error
U1063 TCA-2 (Box B) - Internal Error
U1064 TCA-2 (Box B) - Internal Error
U1070 TCA-4 (Box A) - Duplicate ID Error The TCA box is reporting that something else is transmitting on one of it's transmit IDs. Could be a second TCA box configured with the same box identifier, or could be a non-Haltech product.
U1071 TCA-4 (Box A) - Hardware Failure
U1072 TCA-4 (Box A) - Firmware Erased Error
U1073 TCA-4 (Box A) - Internal Error
U1074 TCA-4 (Box A) - Internal Error
U1080 TCA-4 (Box B) - Duplicate ID Error The TCA box is reporting that something else is transmitting on one of it's transmit IDs. Could be a second TCA box configured with the same box identifier, or could be a non-Haltech product.
U1081 TCA-4 (Box B) - Hardware Failure
U1082 TCA-4 (Box B) - Firmware Erased Error
U1083 TCA-4 (Box B) - Internal Error
U1084 TCA-4 (Box B) - Internal Error
U1130 Wideband (Box A) - Duplicate ID Error The WB box is reporting that something else is transmitting on one of it's transmit IDs. Could be a second WB box configured with the same box identifier, or could be a non-Haltech product.
U1131 Wideband (Box A) - Comms Error (RX) Wideband device timeout. Either the device is disconnected/no power, or is dropping offline intermittently (eg. losing power during cranking).
U1132 RTC Failure RTC: Real Time Clock. This tracks the date and time even when the ECU is off.
It has its own battery to do this - The battery may be dead. 
U1133 Wideband (Single Channel) - Comms Error (RX) Wideband device timeout. Either the device is disconnected/no power, or is dropping offline intermittently (eg. losing power during cranking).
U1134 ECU Internal Failure. This was added for testing purposes.  It was if the RTC initialisation didn't occur.
U1135 ECU Internal Failure. This was added for testing purposes.  It was if an internal comms bus initialisation didn't occur.
U1136 ECU Internal Failure. This was added for testing purposes.  It was if an internal comms bus initialisation didn't occur.
U1137 ECU Internal Failure. This was added for testing purposes.  It was if an internal comms bus initialisation didn't occur.
U1138 ECU Internal Failure. This was added for testing purposes.  It was if an internal comms bus initialisation didn't occur.
U1140 ECU Internal Failure. This was added for testing purposes.  It was if an internal comms bus initialisation didn't occur.
U1141 ECU Internal Failure. This was added for testing purposes.  It was if data logging initialisation didn't occur.
U1145 ECU Internal Failure. This was added for testing purposes.  It was if data logging initialisation didn't occur.
U1146 ECU Internal Failure. This was added for testing purposes.  It was if some internal test code initialisation didn't occur.
U1147 ECU Internal Failure. This is if the memory usage gets too high.  This shouldn't happen in the field
U1150 ECU Internal Failure. This was added for testing purposes.  It was if the CAN connection initialisation didn't occur.
U1151 ECU Internal Failure. This was added for testing purposes.  It was if the CAN connection initialisation didn't occur.
U1152 ECU Internal Failure. This was added for testing purposes.  It was if the wideband boxes initialisation didn't occur.
U1154 ECU Internal Failure. This was added for testing purposes.  It was if the wideband boxes initialisation didn't occur.
U1157 CAN bus initialisation error. Please check the I/O selections Connections - CAN 'Haltech CAN System' Port not assigned (blank field - eg. Importing dual-connector map into single connector).
U1159 ECU Internal Failure. This was added for testing purposes.  It was if the TCA boxes initialisation didn't occur.
U1160 ECU Internal Failure. This was added for testing purposes.  It was if the TCA boxes initialisation didn't occur.
U1161 ECU Internal Failure. This was added for testing purposes.  It was if the TCA boxes initialisation didn't occur.
U1162 ECU Internal Failure. This was added for testing purposes.  It was if the TCA boxes initialisation didn't occur.
U1163 ECU Internal Failure. The firmware checks which hardware it is running on.  If it doesn't match then this will be thrown.
U1164 Traction Control Initialisation Failure. PID mode: couldn't initialise RPM limiter or the slip calculator. 

Percentage Cut mode: couldn't initialise the cut table or the percentage cut code. 
U1165 Rolling Anti-lag Initialisation Failure. Something went wrong in the initialisation phase for Rolling Antilag. It can be:
 - Tables don't initialise due to a bug.
 - The input switch couldn't be initialised (eg. bad pin selection, or another function is using it).
 - Couldn't initialise the RPM limiter.
U1174 Race Expansion Module Injection Driver RX 1 Not Connected
U1175 Race Expansion Module Injection Driver RX 2 Not Connected
U1176 Race Expansion Module Injection Driver RX 3 Not Connected
U1177 Race Expansion Module Injection Driver RX 1 Bad Event
U1178 Race Expansion Module Injection Driver RX 2 Bad Event
U1179 Race Expansion Module Injection Driver RX 3 Bad Event
U1180 Race Expansion Module Injector 1 Pulse Collision
U1181 Race Expansion Module Injector 2 Pulse Collision
U1182 Race Expansion Module Injector 3 Pulse Collision
U1183 Race Expansion Module Injector 4 Pulse Collision
U1184 Race Expansion Module Injector 5 Pulse Collision
U1185 Race Expansion Module Injector 6 Pulse Collision
U1186 Race Expansion Module Injector 7 Pulse Collision
U1187 Race Expansion Module Injector 8 Pulse Collision
U1188 Torque Management Initialisation Failure.
U1189 Race Expansion Module Initialisation Failure.
U1190 Race Expansion Module Not Found.
U1191 Race Expansion Module Comms Timeout - ECU to REM.
U1192 Race Expansion Module Comms Timeout - REM to ECU.
U1193 Race Expansion Module Watchdog Signal Lost
U1194 Race Expansion Module Injector Output 1 Open Circuit (Not Connected) see P0261
U1195 Race Expansion Module Injector Output 1 Short Circuit see P0262
U1196 Race Expansion Module Injector Output 2 Open Circuit (Not Connected) see P0261
U1197 Race Expansion Module Injector Output 2 Short Circuit see P0262
U1198 Race Expansion Module Injector Output 3 Open Circuit (Not Connected) see P0261
U1199 Race Expansion Module Injector Output 3 Short Circuit see P0262
U1200 Race Expansion Module Injector Output 4 Open Circuit (Not Connected) see P0261
U1201 Race Expansion Module Injector Output 4 Short Circuit see P0262
U1202 Race Expansion Module Injector Output 5 Open Circuit (Not Connected) see P0261
U1203 Race Expansion Module Injector Output 5 Short Circuit see P0262
U1204 Race Expansion Module Injector Output 6 Open Circuit (Not Connected) see P0261
U1205 Race Expansion Module Injector Output 6 Short Circuit see P0262
U1206 Race Expansion Module Injector Output 7 Open Circuit (Not Connected) see P0261
U1207 Race Expansion Module Injector Output 7 Short Circuit see P0262
U1208 Race Expansion Module Injector Output 8 Open Circuit (Not Connected) see P0261
U1209 Race Expansion Module Injector Output 8 Short Circuit see P0262
U1210 Race Expansion Module Firmware Update Required via USB The ECU firmware is too new for the REM's firmware. You must disconnect the USB cable from the ECU, plug it into the REM, use ESP to connect, use ESP online to do a firmware upgrade. Note that ESP will look weird while the REM is connected. Ignore it, and don't try to modify any settings. 
U1211 Datalogger Memory Error Not used by current firmware. 
U1212 Cruise Control Initialisation Failure. Check F4 page for required functions.
U1213 Cruise Control Redundancy Error
U1214 ECU Internal Failure. This was added for testing purposes.  It was if the TCA boxes init didn't occur.
U1215 TCA-8 Box - Hardware Failure
U1216 TCA-8 Box - Firmware Erased Error
U1217 TCA-8 Box - Internal Error
U1218 TCA-8 Box - Internal Error
U1219 TCA-8 Box - Duplicate ID Error The TCA box is reporting that something else is transmitting on one of it's transmit IDs. Could be a second TCA box configured with the same box identifier, or could be a non-Haltech product.
U1220 TCA-8 Box - Comms Error (RX)
U1221 TMS-4 Rx Timeout

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