P0A1A
Generator Control Module
P0A1A is an OBD-II diagnostic trouble code meaning: Generator Control Module. Common causes: generator control module malfunction, damage to module wiring or connectors. Estimated repair cost: $56–167.
Symptoms
- Check Engine Light Is On
- Unstable voltage in the on-board network
- Low battery
- Problems starting the engine
- Electronic systems blinking or turning off
Causes
- Generator control module malfunction
- Damage to module wiring or connectors
- Problems with the generator
- Short circuit in control circuit
- Module software error
How to Fix
- Check the condition of the wiring and connectors of the control module
- Test the operation of the generator
- Check voltage and signals on the control module
- Replace generator control module if necessary
- Update module software (if available)
Related codes
Error P0A1A by Vehicle Brand
FAQ
What does the P0A1A code mean?
P0A1A is an OBD-II diagnostic trouble code that indicates: Generator Control Module
What causes a P0A1A error code?
The most common causes of P0A1A include: Generator control module malfunction; Damage to module wiring or connectors; Problems with the generator; Short circuit in control circuit.
How do I fix a P0A1A diagnostic trouble code?
To fix P0A1A: Check the condition of the wiring and connectors of the control module. Test the operation of the generator. Check voltage and signals on the control module. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0A1A?
Limited driving only, diagnose soon
How much does it cost to fix P0A1A?
The estimated repair cost for P0A1A is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat