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Home >> Fiat >> 2017 >> 500L Trekking >> Repair and Diagnosis >> Restraints >> Seat Belts >> Occupant Restraint Controller (Orc) - DTCS B0123-1A To U1932-86 - 500L >> DTC Troubleshooting >> B0128-11 - Front Passenger Buckle Switch - Circuit Short To Ground >> Possible Causes

Possible Causes

Possible Causes
(R58) PASSENGER SEAT BELT SWITCH SIGNAL CIRCUIT SHORTED TO GROUND
OCCUPANT RESTRAINT CONTROLLER (ORC)
WARNING:

On vehicles equipped with the high voltage system, disconnecting the 12-volt battery negative cable alone will not power down the 12-volt system. You must perform the 12-volt Power Down procedure before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.

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