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Home >> Dodge and Ram >> 2021 >> ProMaster 1500 >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> (Park Assist Module (PAM) (PTS/PAM) - Electrical Diagnostics) >> DTC Troubleshooting >> C100D-29-Rear Inner Right Sensor Invalid Signal / Internal Failure >> Possible Causes
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Possible Causes

Possible Causes
PARK ASSIST SENSOR MEMBRANE OBSTRUCTION (ICE, SNOW, MUD, DIRT COVERING FASCIA)
DECOUPLING RING MISSING/MOUNTED WRONG
OBJECTS - SUCH AS LICENSE PLATES - IN CLOSE RANGE TO THE SENSOR
PARK ASSIST SENSOR

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