Mirror Horizontal Motor Control Circuit
Table of contents
B1F03 RAM Possible Causes
- Faulty Outside Rear View Mirror
- Outside Rear View Mirror harness is open or shorted
- Outside Rear View Mirror circuit poor electrical connection
- Faulty Door Module
How do I fix code B1F03 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
- B1F03-11 MIRROR HORIZONTAL MOTOR CONTROL CIRCUIT SHORT TO GROUND
- B1F03-12 MIRROR HORIZONTAL MOTOR CONTROL CIRCUIT SHORT TO BATTERY
- B1F03-13 MIRROR HORIZONTAL MOTOR CONTROL CIRCUIT OPEN
Cost of diagnosing the B1F03 RAM code
The cost of diagnosing the B1F03 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)
B1F03 RAM Description
The Mirror Horizontal Driver circuit supplies battery voltage for the mirror left position and ground for the mirror right position. The Mirror Common Driver supplies battery voltage for the mirror right position and ground for the mirror left. The OBDII code will set if the Door Module detects a short to ground on the Mirror Horizontal Driver circuit.