The Mode Changes Between ACCESSORY And ON, But It Is Difficult To Change To OFF (LOCK)
Diagnostic procedure
- Check the body control module
- Check the gauge control module
- Check the park pin switch
Also check for
- Body control module
- Gauge control module
- PCM
- B-CAN communication line open/short
- F-CAN communication line open/short
- Speed signal line open
- TCM