B1D12 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1D12 – Passenger Mirror Position Sensor Power Supply Circuit Low


B1D12 Possible Symptoms


Engine Light ON (or Service Engine Soon Warning Light)


B1D12 Possible Causes


Faulty Passenger Mirror,Passenger Mirror harness is open or shorted,Passenger Mirror circuit poor electrical connection,Faulty Passenger Door Module (PDM)


B1D12 Description


When the Passenger Door Module (PDM) senses voltage below 4.3 volts on the Passenger Mirror Position Sensor Supply Circuit for over 30 ms., this Diagnostic Trouble Code (DTC) will set.