Powertrain Control Module (Pcm)
WARNING: This page is about a different car, the 2023 Jeep Grand Wagoneer. However, it is still accessible from the selected car via links, so may be relevant.
POWERTRAIN CONTROL MODULE (PCM)
| Refer to COMPONENT INDEX . |
The PCM:
- Provides ground to the hood switch and then receives input from the switch indicating the status of the hood (open or closed)
- Turns on the high side of the PCM starter relay control to start the vehicle
- Turns the crank hold signal to true enabling the BCM to turn on the low side of the starter relay
- Disables double start over ride once the engine is started