B2649
Electric Compressor Over Load
B2649 is an OBD-II diagnostic trouble code meaning: Electric Compressor Over Load. Common causes: compressor bearings jamming, short circuit in the compressor power supply circuit. Estimated repair cost: $56–167.
Symptoms
- The air conditioning system does not work
- Electric compressor overheating
- Noticeable decrease in engine power when the air conditioner is turned on
Causes
- Compressor bearings jamming
- Short circuit in the compressor power supply circuit
- ECU malfunction
- Wiring harness damage
- Faulty load cells
How to Fix
- Check the mechanical condition of the compressor
- Diagnose the compressor power circuit for a short circuit
- Check the operation of the ECU and load sensors
- Replace damaged components
Related codes
FAQ
What does the B2649 code mean?
B2649 is an OBD-II diagnostic trouble code that indicates: Electric Compressor Over Load
What causes a B2649 error code?
The most common causes of B2649 include: Compressor bearings jamming; Short circuit in the compressor power supply circuit; ECU malfunction; Wiring harness damage.
How do I fix a B2649 diagnostic trouble code?
To fix B2649: Check the mechanical condition of the compressor. Diagnose the compressor power circuit for a short circuit. Check the operation of the ECU and load sensors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B2649?
Limited driving only, diagnose soon
How much does it cost to fix B2649?
The estimated repair cost for B2649 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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