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Home >> Dodge and Ram >> 2023 >> ProMaster 2500 >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Radio Frequency Module (RF Hub) - DTCS B1045-11 To U1703-86 >> DTC Troubleshooting >> B1045-11 Front Driver Door Handle Sense - Circuit Short To Ground >> Possible Causes

Possible Causes

Possible Causes
LEFT FRONT PASSIVE HANDLE SWITCH SENSE CIRCUIT SHORTED TO GROUND
LEFT FRONT PASSIVE HANDLE SWITCH SENSE CIRCUIT SHORTED TO THE LEFT FRONT PASSIVE HANDLE SWITCH RETURN CIRCUIT
LEFT FRONT EXTERIOR DOOR HANDLE (PASSIVE ENTRY)
RADIO FREQUENCY HUB (RF HUB)

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