PINPOINT TEST B: Powertrain Control Module (PCM) Power Relay: Introduction: Notes
WARNING: This page does not describe the selected car, but rather 28 other vehicles, including the 2014 Lincoln Navigator, 2014 Lincoln MKZ, 2014 Lincoln MKX, 2014 Lincoln MKT, and 2014 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)
| Pin | Circuit |
|---|---|
| 2 | VPWR (Vehicle Power) |
| Vehicle | Connector | Pin | Circuit |
|---|---|---|---|
| Edge, Explorer, Fusion, MKX, MKZ, Taurus 3.5L, Taurus 3.7L |
A | 5 1 2, 3 |
VPWR PCMRC B+ |
| Escape | B | 5 2 1, 3 |
VPWR PCMRC B+ |
| F-650/F-750 | B | 87 85 30, 86 |
VPWR PCMRC B+ |
| F-Series Super Duty, Motorhome/Stripped Chassis/Step Van |
B | 5 1 2, 3 |
VPWR PCMRC B+ |
| Focus, Transit Connect |
C | 5 2 1, 3 |
VPWR PCMRC B+ |
| Mustang | B | 87 86 30, 85 |
VPWR PCMRC B+ |
| All other vehicles | A | 5 2 1, 3 |
VPWR PCMRC B+ |