B19FD – Right Rear Window Switch Circuit Stuck

B19FD Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

B19FD Possible Causes

Faulty Right Rear Window Switch,Right Rear Window Switch harness is open or shorted,Right Rear Window Switch circuit poor electrical connection,Faulty Right Rear Door Module

B19FD Description

The Right Rear Door Module monitors the Right Rear Window Switch Circuit. The Right Rear Door Module sets the OBDII codes when the Right Rear Window Switch Mux circuit is held below 3.2 volts for over 15 seconds.