Powertrain Control Module (Pcm) Connector Pin Reference Chart
This pinpoint test is intended to diagnose the following:
- unable to communicate with the PCM
- unable to activate the PCM self-test
- harness circuits: VPWR, VREF and PWRGND
POWERTRAIN CONTROL MODULE (PCM) CONNECTOR PIN REFERENCE CHART
| Pin | Circuit |
|---|---|
| B29, B45, E36 | VREF (Reference Voltage) |
| B10, B11, B23 | PWRGND (Power Ground) |
| B34, B46 | VPWR (Vehicle Power) |