Passat Sedan V6-2792cc 2.8L DOHC (AAA) SFI (1997)
-
Connect VAG 1598/18 test box to ECM wiring harness (arrow).
-
Check wiring between test box and white 3-pin connector for open circuit according to wiring diagram.
-
Terminal 1 and test box socket 34.
-
Terminal 2 and test box socket 33.
-
Terminal 3 and test box socket 56.
Resistance: max. 1.5 ohms.
-
Additionally, check wires for short to one another.
-
Terminal 3 and test box socket 34.
-
Terminal 3 and test box socket 33.
-
Terminal 2 and test box socket 34.
Specification: infinite ohms.
If no wiring malfunction is detected:
-
Loosen knock sensor and tighten again to 20 Nm (15 ft.lb).
If the malfunction is still present (malfunction again in DTC memory):
-
Replace Knock Sensor (KS) 1 -G61-
-
Read the readiness code. If DTC memory has been erased, verify repair via appropriate display group See Readiness code, creating. See:
Computers and Control Systems/Testing and Inspection