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Home >> Chrysler >> 2007 >> 300 Base >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0642 To P1501 >> P0850-Park/Neutral Switch Performance >> Possible Causes
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Possible Causes

Possible Causes 
INTERMITTENT DTC
P/N SIGNAL CIRCUIT SHORTED TO VOLTAGE OR GROUND
DTCS PRESENT IN THE TRANSMISSION CONTROL MODULE (TCM)
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to *PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .