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Home >> Chrysler >> 2021 >> Voyager LXi, Gas >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> 3.6L - DTCS P060D To P1056 >> Diagnosis And Testing >> P0850-Park/Neutral Switch Performance >> Possible Causes

Possible Causes

Possible Causes
COMMUNICATION FAILURE BETWEEN THE PCM AND THE TCM
TRANSMISSION RANGE SENSOR (TRS) WIRING ISSUES
TRANSMISSION RANGE SENSOR
TRANSMISSION CONTROL MODULE (TCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  . 

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