audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Injection system > < Air cleaner
Checking injectors
Checking injectors
There are four 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
l  Checking for injectors sticking open → Chapter
   

Injection system > < Air cleaner