Engine Control Relay

Engine Control Relay

Engine Control Relay

The Engine Control Relay function allows the Nexus ECU to control the 12V+ power supply to certain parts of the engine management, such as injectors and ignition coils.  This function should remain enabled when a Haltech supplied universal wiring loom with the integral fuse/relay box has been installed in the vehicle. 


ECR Outputs - sets the number of ECR outputs. These outputs will turn ON/OFF with the ECR output state.

Enable Latched Output - When enabled, the ECR will switch ON with ignition input but be latched until such time as the condition is satisfied.

Stop Condition - Conditions used to disable the Engine Control Relay Output.

    • Related Articles

    • Engine Control Relay ( ECR )

      The engine control relay is the main relay that is used to enable and disable power to the engine management components. The Elite 2500 has one dedicated engine control relay output (DPO 6 (Black/Red)) capable of sinking 1A Max current ( ie 5 x 80 ...
    • Engine Configuration

      Engine Configuration The Engine Configuration node contains basic configuration information about your engine.  Engine Information Engine Capacity The Displacement of the engine. The units for Displacement are selected in the NSP software under ...
    • Nexus R5 VCU Pinout

      This diagram is also available as a PDF attachment. Click to download.
    • Nexus R3 VCU Pinout

    • Quick-Tune

      Quick-Tune Overview The NSP Quick Tune function is designed to aid tuners in reducing overall tuning time by recording, displaying and applying a lambda correction to specific cells. Similar to short term fuel trims, this feature will adjust the ...