General Technical Articles
Windscreen Wipers - Datsun 1200
When enabled, this function will allow the control of vehicle windscreen wipers through an input of your choice. You will note that the low speed winding is not used, and only the high speed winding is used. Since we can use PWM (Pulse Width ...
Haltech IQ3 Street 'Firmware Error'
If you have received a message saying ‘Firmware Error’ on your screen, try the following method to restore your dash. Step 1. Reboot your laptop and ensure no other tuning software programs are open (eg. Haltech NSP, HPTuners, PCLink). Some software ...
Windscreen Wipers
When enabled, this function will allow the control of vehicle windscreen wipers through the use of a Haltech PDM. You will note that the low speed winding is not used, and only the high speed winding is used. Since we can use PWM (Pulse Width ...
Nitrous – the forgotten power adder
Today we’re exploring Nitrous Oxide. What it is, how it works and most importantly – how to use it to make power! How forced induction works In order to make power our engines need air, the more air we can get into them, whether it be by increasing ...
Sensing The Speed – How Wheel Speed Sensors Work
A vehicle speed sensor’s job is relatively simple. It measures the speed of a rotating shaft and sends that information to the engine management system for processing. The two most important things to know about wheel speed sensors are: 1. What kind ...
How Intercoolers Work
How Intercoolers Work We all know that engines like consuming cold air. In fact, the colder the intake charge the more power the engine will make, but why is that? Air has a mass or a weight that changes based on the temperature and pressure of the ...
Anatomy of a V8 SuperUte
The coupe utility. It is a quintessentially Aussie thing. Legend has it that in 1932 the wife of a farmer in Victoria, Australia, wrote to Ford Australia asking for “a vehicle to go to church in on a Sunday and which can carry our pigs to market on ...
How to read Power Curves
We all know that one keyboard warrior who brandishes their dyno sheet like a boy scout merit badge. But what does that big fancy number even mean in the real world? How does his/her car perform compared to others? And more importantly, does that ...
EFI Your Classic – You’ll Like It!
There’s no denying the appeal of a classic car. With vintage good looks and ageless style these cars are highly desirable, which contributes to their market value increasing every year. There is however one serious downside to owning and driving a ...
How ECUs Work
In this article we go back to the basics and explain what an ECU is and how it works. An ECU is a computer designed to control ignition and injection in an engine. It plays a central role in an EFI system, much like a carburetor and a distributor did ...
EFI – Power To The People!
Carburetors have been the core of automotive industry as well as its aftermarket, performance and racing segments for over a century. Their successor – the Electronic Fuel Injection (EFI) burst onto the scene in the 1980s and by mid 1990 had become ...