Jetta Wagon L4-1.8L Turbo (AWP) (2005)
-
Measure resistance between contacts 1+2 at connections to knock sensors.
Specification: Infinite Ohms
If the specification is not obtained:
-
Replace knock sensor(s).
-
Check DTC Memory, if necessary, repair any malfunctions and then Erase DTC Memory. See: Computers and Control Systems/Testing and
Inspection/Reading and Clearing Diagnostic Trouble Codes/Reading Diagnostic Trouble Codes/With Manufacturer's Scan Tool/DTC Memory,
Checking and Erasing (Functions 02 and 05)
-
Read readiness code. If DTC memory has been erased or engine control module was disconnected from permanent positive, readiness code must
be generated again.
See: Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes
See: Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes
If the specification is obtained:
Check wiring.
Checking wiring
-
Connect V.A.G 1598/31 test box to control module wiring harness. Engine control module remains disconnected.
-
Check wiring between test box and 2-pin connector for open circuit according to wiring diagram.