B3819
Left Rear Window Up Control Circuit
B3819 is an OBD-II diagnostic trouble code meaning: Left Rear Window Up Control Circuit. Common causes: open or short circuit in wiring harness, window lift motor malfunction. Estimated repair cost: $56–167.
Symptoms
- Left rear window regulator does not work
- Intermittent operation of the window regulator
- The glass goes up/down slowly
Causes
- Open or short circuit in wiring harness
- Window lift motor malfunction
- Problems with the control unit
- Oxidation of contacts or connectors
How to Fix
- Check wiring harness for damage
- Check the operation of the window lift motor
- Diagnose the control unit
- Clean or replace connectors
Related codes
Error B3819 by Vehicle Brand
FAQ
What does the B3819 code mean?
B3819 is an OBD-II diagnostic trouble code that indicates: Left Rear Window Up Control Circuit
What causes a B3819 error code?
The most common causes of B3819 include: Open or short circuit in wiring harness; Window lift motor malfunction; Problems with the control unit; Oxidation of contacts or connectors.
How do I fix a B3819 diagnostic trouble code?
To fix B3819: Check wiring harness for damage. Check the operation of the window lift motor. Diagnose the control unit. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B3819?
Limited driving only, diagnose soon
How much does it cost to fix B3819?
The estimated repair cost for B3819 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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