Passenger Window Switch Backlighting Circuit Short
Table of contents
B16A3 RAM 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)
How do I fix code B16A3 RAM?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Tech Notes
- B16A3-11-PASSENGER WINDOW SWITCH BACKLIGHTING CIRCUIT SHORT TO GROUND
- B16A3-15-PASSENGER WINDOW SWITCH BACKLIGHTING CIRCUIT SHORT TO BATTERY OR OPEN
Cost of diagnosing the B16A3 RAM code
The cost of diagnosing the B16A3 RAM code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
B16A3 RAM Description
The Passenger Door Module (PDM) monitors the Passenger Window Switch Backlighting. The PDM sets the OBDII code when the Passenger Window Switch Illumination Driver circuit falls below 3.0 Volts for over 25 ms. or when the Passenger Window Switch Illumination Driver circuit current draw is greater than 120mA for over 2000 ms. and the switch illumination output is turned off or there is no current draw when the switch illumination is turned on.