B3287
Left Rear Window Express Up or Down Circuit Low
B3287 is an OBD-II diagnostic trouble code meaning: Left Rear Window Express Up or Down Circuit Low. Common causes: open or shorted wiring harness, oxidation of contacts in connectors. Estimated repair cost: $22–167.
Symptoms
- Automatic raising/lowering of the left rear window does not work
- The glass moves jerkily or slower than usual
- Intermittent operation of the window regulator
Causes
- Open or shorted wiring harness
- Oxidation of contacts in connectors
- Window lift motor malfunction
- Problems with the relay or control unit
- Low voltage on-board network
How to Fix
- Check the condition of the wiring harness and contacts in the door transition
- Diagnose the voltage on the electric motor
- Check the performance of the electric motor
- Test the power window control unit
- If necessary, replace faulty components
Related codes
Error B3287 by Vehicle Brand
FAQ
What does the B3287 code mean?
B3287 is an OBD-II diagnostic trouble code that indicates: Left Rear Window Express Up or Down Circuit Low
What causes a B3287 error code?
The most common causes of B3287 include: Open or shorted wiring harness; Oxidation of contacts in connectors; Window lift motor malfunction; Problems with the relay or control unit.
How do I fix a B3287 diagnostic trouble code?
To fix B3287: Check the condition of the wiring harness and contacts in the door transition. Diagnose the voltage on the electric motor. Check the performance of the electric motor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B3287?
Limited driving only, diagnose soon
How much does it cost to fix B3287?
The estimated repair cost for B3287 is $22–167. Actual cost depends on your vehicle, location, and labor rates.
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