A6 Quattro Wagon V6-3.2L (BKH) (2006)
-
Disconnect the 14 pin electrical harness connector - 3 - for Fuel Injectors (N33, N83, N84) from the left rear of the engine.
Checking internal resistance
-
Using a Multimeter , check the fuel injector electrical terminals for resistance.
Right bank
Right Bank
Left bank
Left Bank
Specified value: 12 to 13 ohms (at room temperature)
‹› With an engine at operating temperature, the resistance of the fuel injectors increases by approx. 4 to 6 ohms.
If the specified value is not obtained:
-
Replace the faulty fuel injector => Fuel Injection and Ignition 24 Removal and Installation.
If the specified value is obtained:
Checking activation
-
Connect a diode test lamp (12V) to the electrical harness connector terminals of the Fuel Injector to be tested.
Right bank
