B2323 Code: Mirror Driver Horizontal Feedback Potentiometer Circuit Short to Ground
🟢 Low severity · drivable
Safe to drive. This affects only the power mirror position feedback.
What B2323 means
The horizontal position sensor (potentiometer) circuit in the driver's power mirror is shorted to ground, so the mirror adjustment system can't read the mirror's position.
Symptoms
- Power mirror adjusting erratically
- Mirror won't return to saved position
- No driving symptoms
Common causes
- most common: Faulty mirror position potentiometer
- common: Mirror wiring shorted to ground
- less common: Corroded mirror connector
How to fix it
| Fix | DIY? | Typical cost |
|---|---|---|
| Check the mirror wiring and connector | Yes | $0–50 |
| Replace the power mirror assembly | Yes | $100–300 |
Frequently asked questions
Can I drive with a B2323 code?
Yes. It only affects the power mirror position feedback.
What is the most common cause of B2323?
A faulty mirror position potentiometer or wiring shorted to ground.
How much does it cost to fix a B2323?
Typically $100–$300 for a replacement power mirror.
Related codes
B2320
B2320 Code: Mirror Driver Horizontal Feedback Potentiometer Circuit Failure
B2321B2321 Code: Mirror Driver Horizontal Feedback Potentiometer Circuit Open
B2322B2322 Code: Mirror Driver Horizontal Feedback Potentiometer Circuit Short to Battery
Updated 2026-08. This page is informational and not a substitute for professional diagnosis.