Working principle of diesel engine In diesel engines, clean air enters the cylinders and is highly compressed there. Because of this, the temperature in the cylinders becomes higher than the...
Diesel engine power sensors and actuators The accelerator pedal position sensor is located on the pedal axis. The sensor potentiometer transmits information about the position of the pedal to the...
Diesel engine operation in winter conditions As the temperature decreases, the fluidity of diesel fuel decreases and waxing occurs. Diesel fuel can become viscous, and its fluidity can be compared in this...
Intake manifold — removal and installation Audi Allroad cars with a diesel engine are equipped with an intake manifold with a variable length of the intake tract. For this purpose, flaps are installed...
Fuel injectors — removal and installation Faulty injectors can cause severe knocking in the engine, which is usually a sign of defective bearings. With such malfunctions, start the engine and, at idle,...
Engine control unit — removal and installation Withdrawal 1. Turn off the ignition. Disconnect wire terminal «masses» (-) from the negative pole of the battery. 2. Remove the rubber seal of the waterproof...
Glow plugs — removal and installation Withdrawal 1. Turn off the ignition. 2. Disconnect the power wires from the glow plugs. 3. Unscrew the glow plugs using the special key SW10-3220 (see...