Pinpoint Test D : DTC P2534 Or P2535: Notes
WARNING: This page is about a different car, the 2018 Lincoln Navigator. However, it is still accessible from the selected car via links, so may be relevant.
Refer to Wiring Diagrams Electronic Engine Controls - 3.5L GTDI for schematic and connector information.
Normal Operation and Fault Conditions
When the engine start/stop switch has been pressed, the PCM receives a voltage signal on the crank detect circuit. The PCM then supplies voltage and ground to the starter relay coil when the required inputs have been received.
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| P2534 | Ignition Switch Run/Start Position Circuit Low | This DTC sets when the PCM or BCM detects low voltage on the crank detect circuit while the engine is running. |
| P2535 | Ignition Switch Run/Start Position Circuit High | This DTC sets when the PCM detects voltage on the crank detect circuit while the engine is running. |
Possible Sources
- BCM
- Ignition switch - Push Button Start
- PCM
- Wiring, terminals or connectors