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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 >> B1046-49 Front Passenger Door Handle Sense - Internal Electronic Failure >> Possible Causes

Possible Causes

Possible Causes
FRONT RIGHT EXTERIOR DOOR HANDLE CAP (PASSIVE ENTRY)
FRONT RIGHT PASSIVE HANDLE SWITCH SENSE CIRCUIT SHORTED TO VOLTAGE
FRONT RIGHT PASSIVE HANDLE SWITCH RETURN CIRCUIT OPEN
FRONT RIGHT PASSIVE HANDLE SWITCH SENSE CIRCUIT OPEN
FRONT RIGHT 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 .