Checking wires to Transmission Control Module (TCM)
WARNING: This page is about a different variant/trim than selected.
- Disconnect 12-pin harness connector at transmission.
- Check wires between test box and 12-pin connector to Transmission Control Module (TCM) for open circuit according to wiring diagram.
Wire resistance: max. 1.5 Ω
| Component | Connector | Test box |
| Solenoid Valve 1 -N88- | Terminal 1 | Socket 67 |
| Terminal 3 | Socket 55 | |
| Solenoid Valve 2 -N89- | Terminal 1 | Socket 67 |
| Terminal 4 | Socket 54 | |
| Solenoid Valve 3 -N90- | Terminal 1 | Socket 67 |
| Terminal 5 | Socket 9 | |
| Solenoid Valve 4 -N91- | Terminal 1 | Socket 67 |
| Terminal 6 | Socket 47 | |
| Solenoid Valve 5 -N92- | Terminal 1 | Socket 67 |
| Terminal 7 | Socket 56 |
| Component | Connector | Test box |
| Solenoid Valve 6 -N93- | Terminal 2 | Socket 22 |
| Terminal 8 | Socket 58 | |
| Solenoid Valve 7 -N94- | Terminal 1 | Socket 67 |
| Terminal 10 | Socket 10 |
- Also check wires for short circuit to each other.
Specified value: ∞ Ω
If no malfunctions are found in wires:
- Replace circuit board or valve body:
Refer to 38 AUTOMATIC TRANSMISSION - GEARS, HYDRAULIC CONTROLS
- Erase DTC memory of Transmission Control Module (TCM). Refer to Diagnostic mode 4: Reset/erase diagnostic data
- Generate readiness code. Refer to Readiness code, generating