Panel Dimmer Input
Table of contents
B1609 RAM Possible Causes
- Faulty Panel Lamp Dimmer
- Panel Lamp Dimmer harness is open or shorted
- Panel Lamp Dimmer circuit poor electrical connection
- Faulty Body Control Module (BCM)
How do I fix code B1609 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
- B1609-11 PANEL DIMMER INPUT CIRCUIT SHORT TO GROUND
- B1609-15 PANEL DIMMER INPUT CIRCUIT SHORT TO BATTERY OR OPEN
Cost of diagnosing the B1609 RAM code
The cost of diagnosing the B1609 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)
B1609 RAM Description
The Body Control Module (BCM) monitors the Panel Dimmer Input. The BCM sets the OBDII code when it detects that the Panel Dimmer Input signal is less than 0.5 of a volt for more than one second.