Pinpoint Test B: Powertrain Control Module (Pcm) Power Relay: Introduction
WARNING: This page does not describe the selected car, but rather 31 other vehicles, including the 2018 Lincoln Navigator, 2018 Lincoln MKZ, 2018 Lincoln MKX, 2018 Lincoln MKT, and 2018 Lincoln MKC. 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 |
|---|---|---|---|
| EcoSport, Fiesta |
A | 1 | VPWR |
| KA 1.5L | B | 1 | VPWR |
| All other vehicles | A | 2 | VPWR |
| Vehicle | Connector | Pin | Circuit |
|---|---|---|---|
| Continental 2.0L, Continental 2.7L, Continental 3.0L, Explorer, Focus, KA, MKC, Transit, Transit Connect |
A | 5 2 1, 3 |
VPWR PCMRC B+ |
| Continental 3.7L | A | 5 1 2, 3 |
VPWR PCMRC B+ |
| EcoSport, Escape/Kuga, F-Series Super Duty |
B | 5 2 1, 3 |
VPWR PCMRC B+ |
| Expedition, F-150, Fusion, MKX, MKZ, Navigator |
C | 5 1 2, 3 |
VPWR PCMRC B+ |
| F-650/F-750, Motorhome/Stripped Chassis/Step Van |
B | 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+ |
Powertrain Control Module (PCM) Connector
For PCM connector views or reference values, refer to REFERENCE VALUES .
| Vehicle | Connector | Pin | Circuit |
|---|---|---|---|
| Continental 3.7L, E-Series, F-650/F-750, Mustang 5.2L, Taurus 3.7L, Transit 3.7L |
198 PIN | B97, B99 B64 B20 |
VPWR ISP-R PCMRC |
| EcoSport 1.5L Automatic Transmission | 198 PIN | E18 B97, B99 B41 B20 |
INJPWRM VPWR ISP-R PCMRC |
| EcoSport 1.5L Manual Transmission | 112 PIN | E22 B55, B56 B43 B25 |
INJPWRM VPWR ISP-R PCMRC |
| Edge 3.5L, F-Series Super Duty |
198 PIN | B49 B97, B99 B64 B20 |
INJPWRM VPWR ISP-R PCMRC |
| Escape/Kuga 1.5L | 198 PIN | B101, B102, B103 B36 B37 |
VPWR ISP-R PCMRC |
| Escape/Kuga 2.5L, Transit Connect |
198 PIN | B97, B99 B41 B20 |
VPWR ISP-R PCMRC |
| Expedition, Navigator |
198 PIN | B101, B102, B103 B48 B25 |
VPWR ISP-R PCMRC |
| Explorer TiVCT 3.5L, Explorer 3.7L, MKX 3.7L, Motorhome/Stripped Chassis/Step Van |
198 PIN | E18 B97, B99 B64 B20 |
INJPWRM VPWR ISP-R PCMRC |
| F-150 2.7L, F-150 3.3L, F-150 5.0L, Mustang 5.0L |
306 PIN | B1, B16, B2 B13 B60 |
VPWR ISP-R PCMRC |
| F-150 3.5L | 198 PIN | B101, B102, B103 B83 B25 |
VPWR ISP-R PCMRC |
| Fiesta TiVCT 1.6L | 128 PIN | B11, B12, E13, E37 B8 B1 |
VPWR ISP-R PCMRC |
| Flex GTDI 3.5L, MKT 3.5L, Taurus GTDI 3.5L |
198 PIN | B21 B101, B102, B103 B48 B58 |
INJPWRM VPWR ISP-R PCMRC |
| Flex TiVCT 3.5L, MKT 3.7L, Taurus TiVCT 3.5L |
198 PIN | B21 B97, B99 B64 B20 |
INJPWRM VPWR ISP-R PCMRC |
| Focus GDI 2.0L | 154 PIN | B5, B6 B15 B27 |
VPWR ISP-R PCMRC |
| Ford GT | 198 PIN | B95 B101, B102, B103 B48 B58 |
INJPWRM VPWR ISP-R PCMRC |
| Fusion 2.5L | 198 PIN | B21 B97, B99 B41 B20 |
INJPWRM VPWR ISP-R PCMRC |
| KA | 128 PIN | E29 B36, E24 B45 B37 |
INJPWRM VPWR ISP-R PCMRC |
| Mustang 2.3L | 198 PIN | B101, B102, B103 B64 B25 |
VPWR ISP-R PCMRC |
| Ranger | 128 PIN | B11, B12 B8 B1 |
VPWR ISP-R PCMRC |
| All other vehicles | 198 PIN | B101, B102, B103 B48 B58 |
VPWR ISP-R PCMRC |