Checking wires to control module
- Connect test box to control module wiring harness. Refer to Test box, connecting for wiring test
- Check wires between test box and 6-pin connector for open circuit according to wiring diagram.
Terminal 1+socket 72
Terminal 2+socket 73
Terminal 3 + socket 36
Terminal 4 + socket 35
Terminal 5 + socket 33
Terminal 6 + socket 34
Wire resistance: max. 1.5 Ω
- Also check wires for short circuit to each other, to vehicle Ground (GND) and to B+.
Specified value: ∞ Ω
If no malfunction is detected in the wiring and if the voltage supply was OK:
- Replace Throttle Position (TP) sensor. Refer to Electronic Engine Power Control (EPC), servicing parts , item 4
- Erase DTC memory of Engine Control Module (ECM). Refer to Diagnostic mode 4: Reset/erase diagnostic data
- Generate readiness code. Refer to Readiness code, generating