Pinpoint Test QA: Unable To Activate Self-Test/Network Communication Error: 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:
- unable to communicate with powertrain control module (PCM)
- unable to activate the PCM self-test
- incorrect self-test procedure
- harness circuits: ISP-R, PCMRC, PWRGND and VPWR
| Vehicle | Connector | Pin | Circuit |
|---|---|---|---|
| E-Series 6.8L, Explorer GTDI 3.5L, F-650/F-750, F-Series Super Duty 6.8L, Flex GTDI 3.5L, MKT 3.5L, Motorhome/Stripped Chassis/Step Van, Taurus GTDI 3.5L |
A | 3 2 |
ETCRTN ETCREF |
| EcoSport 2.0L | B | 5 4 |
ETCRTN ETCREF |
| EcoSport 1.5L, EcoSport 1.0L, Escape/Kuga 1.5L, Fiesta 1.0L, Focus 1.0L, Fusion 1.5L, KA 1.0L |
C | 3 1 |
ETCRTN ETCREF |
| Fiesta 1.6L | D | 2 6 |
ETCRTN ETCREF |
| KA 1.5L | C | 2 6 |
ETCRTN ETCREF |
| All other vehicles | B | 4 5 |
ETCRTN ETCREF |
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, Edge 3.5L, Explorer TiVCT 3.5L, Explorer 3.7L, F-650/F-750, F-Series Super Duty, Flex TiVCT 3.5L, MKT 3.7L, MKX 3.7L, Motorhome/Stripped Chassis/Step Van, Mustang 5.2L, Taurus TiVCT 3.5L, Taurus 3.7L, Transit 3.7L |
198 PIN | B100, B102, B103, B5 B97, B99 B20 B64 |
PWRGND VPWR PCMRC ISP-R |
| EcoSport 1.5L Automatic Transmission, Escape/Kuga 2.5L, Transit Connect |
198 PIN | B100, B102, B103, B5 B97, B99 B20 B41 |
PWRGND VPWR PCMRC ISP-R |
| EcoSport 1.5L Manual Transmission | 112 PIN | B49, B50, B51 B55, B56 B25 B43 |
PWRGND VPWR PCMRC ISP-R |
| Escape/Kuga 1.5L | 198 PIN | B96, B97, B98, B99 B101, B102, B103 B37 B36 |
PWRGND VPWR PCMRC ISP-R |
| Expedition, Navigator |
198 PIN | B96, B97, B98, B99 B101, B102, B103 B25 B48 |
PWRGND VPWR PCMRC ISP-R |
| F-150 2.7L, F-150 3.3L, F-150 5.0L, Mustang 5.0L |
306 PIN | B46, B47, B61, B62, B76, B77 B1, B16, B2 B60 B13 |
PWRGND VPWR PCMRC ISP-R |
| F-150 3.5L | 198 PIN | B96, B97, B98, B99 B101, B102, B103 B25 B83 |
PWRGND VPWR PCMRC ISP-R |
| Fiesta 1.0L, Fiesta GTDI 1.6L |
198 PIN | B96, B97, B99 B101, B102, B103 B58 B48 |
PWRGND VPWR PCMRC ISP-R |
| Fiesta TiVCT 1.6L | 128 PIN | B35, B36, B47, B48 B11, B12, E13, E37 B1 B8 |
PWRGND VPWR PCMRC ISP-R |
| Focus GDI 2.0L | 154 PIN | B1, B2, B4 B5, B6 B27 B15 |
PWRGND VPWR PCMRC ISP-R |
| Fusion 2.5L | 198 PIN | B50, B69, B70 B97, B99 B20 B41 |
PWRGND VPWR PCMRC ISP-R |
| KA | 128 PIN | B48, E12, T23, T31, T32 B36, E24 B37 B45 |
PWRGND VPWR PCMRC ISP-R |
| Mustang 2.3L | 198 PIN | B96, B97, B98, B99 B101, B102, B103 B25 B64 |
PWRGND VPWR PCMRC ISP-R |
| Ranger | 128 PIN | B35, B36, B47, B48 B11, B12 B1 B8 |
PWRGND VPWR PCMRC ISP-R |
| All other vehicles | 198 PIN | B96, B97, B98, B99 B101, B102, B103 B58 B48 |
PWRGND VPWR PCMRC ISP-R |