Diesel injection system Volkswagen Polo 4

Mixing methods for diesel engines
In a diesel engine, clean air is sucked into the cylinders and compressed there. Due to this, the temperature in the cylinders rises above the auto-ignition temperature of diesel...

Preheating system
The main parts of the glow plug are the body and the pin heating element pressed into it. Note: Due to the good starting properties of the direct-mixture diesel engine, preheating...

Removal and installation of glow plugs
Removing Disconnect plug connectors for glow plugs. Unscrew glow plugs, e.g. with HAZET 2530 or VW/AUDI-3220 socket wrench. Installation Screw in the glow plugs using a socket...

High pressure fuel pump / injector / unit injector
High pressure fuel pump of the distribution type of the engine 1.9-I-SDI 1 - bolt, 25 Nm 2 - gear wheel injection pump 3 — a nut of fastening of a nave Do not let go, because it...

Checking the preheat system
Checking work Disconnect the coolant temperature sensor connector at the upper coolant connection. Note: By disconnecting the plug, the engine is simulated as cold, which results...

Diagnostics of malfunctions of systems of injection of diesel engines
The following prerequisites must be met before fault diagnosis can be used to detect faults: Error conditions during start-up are excluded. There must be fuel in the tank, the...

Travel fuel economy
Driving style has a big impact on engine efficiency. Below are some rules for careful handling of the gas pedal (accelerator). Immediately after starting the engine, even in cold...

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Polo 4 Polo 3