Pinpoint Tests Hg: Positive Crankcase Ventilation (PCV) System: Introduction
WARNING: This page does not describe the selected car, but rather 27 other vehicles, including the 2021 Lincoln Navigator, 2021 Lincoln Nautilus, 2021 Lincoln Corsair, 2021 Lincoln Aviator, and 2021 Ford Transit-350 HD. However, it is still accessible from the selected car via links, so may be relevant.
This pinpoint test is intended to diagnose the following:
- positive crankcase ventilation (PCV) valve (6A666) and related vacuum lines
- crankcase pressure sensor (6758)
- PCM (12A650)
| Vehicle | Connector | Pin | Circuit |
|---|---|---|---|
| Aviator, Continental, Corsair, EcoSport, Edge, Escape/Kuga, Expedition, Explorer, F-150, Ford GT, Mustang, Nautilus, Navigator, Ranger, Transit | A | 1 2 3 |
CKCP SIGRTN VREF |
| Bronco Sport | A | 2 3 1 |
CKCP SIGRTN VREF |
Powertrain Control Module (PCM) Connector
For PCM connector views or Reference values, Refer to Reference Values.
| Vehicle | Connector | Pin | Circuit |
|---|---|---|---|
| Aviator, Edge 2.7L, Expedition Base, Explorer 3.0L, Nautilus 2.7L, Navigator Base, Transit | 306 PIN | E73 | CKCP |
| Bronco Sport | 198 PIN | E72 | CKCP |
| Expedition High Output, Navigator High Output | 198 PIN | E18 | CKCP |
| F-150 | 306 PIN | E30 | CKCP |
| Mustang 5.2L | 306 PIN | E75 | CKCP |
| All other vehicles | 198 PIN | B72 | CKCP |