P0AB7
Engine Mount B Control Circuit Low
P0AB7 is an OBD-II diagnostic trouble code meaning: Engine Mount B Control Circuit Low. Common causes: open or short circuit in control circuit, active motor mount fault b. Estimated repair cost: $33–167.
Symptoms
- Increased engine vibrations
- Rattling sound from the engine compartment
- Unstable engine operation at idle
- Check Engine light comes on
Causes
- Open or short circuit in control circuit
- Active motor mount fault B
- Poor contact in control circuit connectors
- Engine control module malfunction
- Wiring harness damage
How to Fix
- Check the continuity of the engine mount B control circuit
- Inspect connectors and contacts for corrosion or damage
- Check the resistance and functionality of the active engine mount
- If necessary, replace the engine mount or repair the wiring
- Test the system after repair
Related codes
Error P0AB7 by Vehicle Brand
FAQ
What does the P0AB7 code mean?
P0AB7 is an OBD-II diagnostic trouble code that indicates: Engine Mount B Control Circuit Low
What causes a P0AB7 error code?
The most common causes of P0AB7 include: Open or short circuit in control circuit; Active motor mount fault B; Poor contact in control circuit connectors; Engine control module malfunction.
How do I fix a P0AB7 diagnostic trouble code?
To fix P0AB7: Check the continuity of the engine mount B control circuit. Inspect connectors and contacts for corrosion or damage. Check the resistance and functionality of the active engine mount. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0AB7?
Yes, but get it checked soon
How much does it cost to fix P0AB7?
The estimated repair cost for P0AB7 is $33–167. Actual cost depends on your vehicle, location, and labor rates.
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