SEAT Workshop Service and Repair Manuals > Leon Mk2 > Power unit | 4 cylinder 2.0 litre 4V Common rail TDI engine (2nd generation) | Fuel preparation system Diesel injection | Nozzle units / high-pressure reservoir

Checking injectors

There are three different tests for checking the operation of the injectors.

l	Checking adaption of „Injector delivery calibration values“ and „Injector voltage calibration values“ → Chapter

l	Checking return flow rate of injectors with engine running → Chapter

l	Checking return flow rate of injectors at starter cranking speed → Chapter

SEAT Workshop Service and Repair Manuals