Rear Fog Lamp Control Circuit High
Table of contents
B1664 RAM Possible Causes
- Faulty Left or Right Rear Fog Lamp Bulb
- Left or Right Rear Fog Lamp Bulb harness is open or shorted
- Left or Right Rear Fog Lamp Bulb circuit poor electrical connection
- Faulty Totally Integrated Power Module (TIPM)
How do I fix code B1664 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.
Cost of diagnosing the B1664 RAM code
The cost of diagnosing the B1664 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)
B1664 RAM Description
The Totally Integrated Power Module (TIPM) monitors the Rear Fog Lamp Control. The TIPM sets the OBDII code when the Rear Fog Lamp Control is not to factory specifications.