S6 V8-4.2L (BBD) (2004)
If malfunction remains at original cylinder:
-
Switch ignition coil from faulty cylinder with one from another cylinder.
If malfunction follows the ignition coil:
-
Replace spark plug.
Checking Ground (GND) connections
-
Remove intake air duct -1- to air filter (arrows).
-
Remove the engine cover (arrows).
-
Remove coolant reservoir -3- (arrows)
-
Disconnect wire from Engine Coolant Level (ECL) Warning Switch - F66- and lay coolant reservoir aside.
NOTE: Coolant hoses-1- and -2- remain connected.