B185D Code: Meaning, Causes, and Symptoms | OBD2 Codes

B185D – Passenger Window Switch Circuit Stuck

 

B185D Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B185D Possible Causes

 

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

 

B185D Description

 

The Passenger Door Module (PDM) monitors the Passenger Window Switch Circuit. The Passenger Door Module sets the OBDII code when the Passenger Window Express Switch Mux circuit is below 3.5 volts for over 30 seconds.