PINPOINT TEST A: No Start: Introduction
WARNING: This page does not describe the selected car, but rather 34 other vehicles, including the 2019 Lincoln Navigator, 2019 Lincoln Nautilus, 2019 Lincoln MKZ, 2019 Lincoln MKT, and 2019 Lincoln MKC. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Stop this test at the first sign of a fuel leak and repair as required. No open flame. No smoking during fuel delivery checks.
Failure to follow these instructions may result in personal injury.
Failure to follow these instructions may result in personal injury.
This pinpoint test is intended to diagnose the following:
- spark (as related to electronic engine control)
- PCM (12A650)
Harness Side
| Circuit | Pin |
|---|---|
| ETCREF (Electronic Throttle Control Reference Voltage) | 5 |
| ETCRTN (Electronic Throttle Control Return) | 4 |
Harness Side
| Circuit | Pin |
|---|---|
| FEPS (Flash EEPROM Programming Signal) | 13 |