B1D2A Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1D2A – Passenger Mirror Vertical Motor Control Circuit Performance


B1D2A Possible Symptoms


Engine Light ON (or Service Engine Soon Warning Light)


B1D2A Possible Causes


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


B1D2A Description


When the Passenger Door Module (PDM) senses a value below the tolerance of the mirror motor on the Passenger Mirror Vertical Driver circuit for over 10 ms., this Diagnostic Trouble Code (DTC) will set.