PCM Reset
WARNING: This page does not describe the selected car, but rather 11 other vehicles, including the 2002 Mercury Grand Marquis, 2002 Lincoln Town Car, 2002 Ford Crown Victoria, 2001 Mercury Mountaineer, and 2001 Mercury Grand Marquis. However, it is still accessible from the selected car via links, so may be relevant.
After a PCM reset procedure, the following conditions will be met:
- All DTCs cleared from PCM memory.
- All freeze frame data cleared from PCM memory.
- All diagnostic monitoring results will be cleared from PCM memory.
- OBD-II system monitor status is reset.
- DTC P1000 set in PCM memory.
To perform PCM reset using scan tool, ensure connectors are properly connected. Program scan tool following manufacturer's instructions. Follow operating instructions from scan tool menu.
All DTCs should now be cleared from PCM memory. If concern has not been corrected or fault is still present, hard fault will immediately be reset in PCM memory.