Pinpoint Test B: Powertrain Control Module (PCM) Power Relay: Introduction: Notes
WARNING: This page does not describe the selected car, but rather 31 other vehicles, including the 2015 Lincoln Navigator, 2015 Lincoln MKZ, 2015 Lincoln MKX, 2015 Lincoln MKT, and 2015 Lincoln MKS. However, it is still accessible from the selected car via links, so may be relevant.
This pinpoint test is intended to diagnose the following:
- harness circuits: B+, INJPWRM, ISP-R, PCMRC, and VPWR
- PCM power relay (12A646)
- PCM (12A650)
| Vehicle | Connector | Pin | Circuit |
|---|---|---|---|
| Fiesta | A | 1 | VPWR |
| All other vehicles | A | 2 | VPWR |
| Vehicle | Connector | Pin | Circuit |
|---|---|---|---|
| Escape/Kuga | A | 5 2 1, 3 |
VPWR PCMRC B+ |
| Expedition, Focus, MKC, Navigator, Transit, Transit Connect |
B | 5 2 1, 3 |
VPWR PCMRC B+ |
| Explorer, Fusion, MKZ, Taurus 3.5L, Taurus 3.7L |
C | 5 1 2, 3 |
VPWR PCMRC B+ |
| F-650/F-750 | A | 87 85 30, 86 |
VPWR PCMRC B+ |
| F-Series Super Duty, Motorhome/Stripped Chassis/Step Van |
A | 5 1 2, 3 |
VPWR PCMRC B+ |
| Mustang | D | 3 2 1, 5 |
VPWR PCMRC B+ |
| All other vehicles | C | 5 2 1, 3 |
VPWR PCMRC B+ |