P0850

Test 1 - 2:

SYMPTOM
PO85O-PARK-NEUTRAL SWITCH PERFORMANCE

WHEN MONITORED
Continuously with the transmission in Park, Neutral, or Drive and NOT in Limp-in mode.

SET CONDITION
The PCM detects an incorrect Park/Neutral switch state for a given mode of vehicle operation. Two Trip Fault.

POSSIBLE CAUSES
- Good trip equal to zero
- Transmission DTC(s)
- PCM