About/How It Works

What technicians need to know when modifying the fuel storage and/or supply system for performance applications. Modifying or upgrading the fuel st...

What does the Technician need to know about Direct Fuel Injection (GDI) fitted to a motor vehicle? Gasoline Direct Injection (GDI) systems are comm...

What technicians need to know about the variety of ignition coils fitted to a motor vehicle. Due to constant development of the modern motor vehicl...

It is important for a Technician to identify the type of MAF sensor fitted to the vehicle and carry out the appropriate test procedure if it is sus...

The Throttle Body on an internal combustion engine controls the amount of air that enters the engine and as a result controls the engine speed. Thi...

Questions for a Technician to think about when an O2 sensor fault code has been logged on a customer’s vehicle. The more information you have, the ...

What technicians need to know when servicing /replacing petrol fuel injectors on the various injection systems. Fuel injection systems have evolved...

When Wheel Speed Sensors first appeared on vehicles they were predominantly for Anti-Lock Braking Systems (ABS). In today’s modern vehicles they ar...