AWD System - Pcm
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .
DTC INDEX
| DTC | Description | Action |
|---|---|---|
| P164D | AWD ID Block Corrupted, Not Programmed | PROGRAM the PCM with the Active Torque Coupling (ATC) solenoid bar code information using Automatic Torque Coupling Configuration. REFER to: Four-Wheel Drive Systems - System Operation and Component Description . |
| P181F | Clutch Control System Performance | This is an internal AWD relay module fault. INSTALL a new AWD relay module. REFER to: All-Wheel Drive (AWD) Module . |
| P187B | Tire Size Out of Acceptable Range - AWD Disabled / Limited Function | GO to Pinpoint Test B |
| P188B | AWD Clutch Control Circuit | GO to Pinpoint Test C |
| P188C | AWD Relay Module Communication Circuit | CLEAR the DTCs. REPEAT the self-test. If the DTC returns, GO to Pinpoint Test D |
| P188D | AWD Relay Module Feedback Circuit | CLEAR the DTCs. REPEAT the self-test. If the DTC returns, GO to Pinpoint Test D |