OBD Guide
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B1669

Mirror Passenger Up/Down Motor Stalled

B1669 is an OBD-II diagnostic trouble code meaning: Mirror Passenger Up/Down Motor Stalled. Common causes: adjustment mechanism jammed, drive gear wear. Estimated repair cost: $22–167.

Severity
✅ Low
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$22–167 (est.)

Symptoms

  • Passenger mirror does not move up/down
  • Intermittent adjustment operation
  • Grinding or clicking noise when trying to adjust

Causes

  • Adjustment mechanism jammed
  • Drive gear wear
  • Motor fault
  • Open/short circuit in wiring harness
  • Problems with the mirror control unit

How to Fix

  1. Check the mechanical part of the adjustment (manual attempt to move the mirror)
  2. Diagnose the motor power supply circuit (12V, ground)
  3. Disassemble the mirror assembly to inspect the gears
  4. Replace damaged components (motor, gears)
  5. Check connectors and wiring for corrosion
  6. If necessary, replace the entire mirror unit

Related codes

B1668B1670B1671

FAQ

What does the B1669 code mean?

B1669 is an OBD-II diagnostic trouble code that indicates: Mirror Passenger Up/Down Motor Stalled

What causes a B1669 error code?

The most common causes of B1669 include: Adjustment mechanism jammed; Drive gear wear; Motor fault; Open/short circuit in wiring harness.

How do I fix a B1669 diagnostic trouble code?

To fix B1669: Check the mechanical part of the adjustment (manual attempt to move the mirror). Diagnose the motor power supply circuit (12V, ground). Disassemble the mirror assembly to inspect the gears. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1669?

Do not drive — repair immediately

How much does it cost to fix B1669?

The estimated repair cost for B1669 is $22–167. Actual cost depends on your vehicle, location, and labor rates.

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