P2A99
Alternative Fuel Tank Select Valve C Control Circuit/Open
P2A99 is an OBD-II diagnostic trouble code meaning: Alternative Fuel Tank Select Valve C Control Circuit/Open. Common causes: broken wires in the valve control circuit, solenoid valve malfunction. Estimated repair cost: $17–56.
Symptoms
- Switching to main fuel tank
- Check Engine Light Illuminates
- Reduced engine power
- Problems starting the engine
- Increased fuel consumption
Causes
- Broken wires in the valve control circuit
- Solenoid valve malfunction
- Poor contact in connectors
- Short circuit in the circuit
- Engine control unit malfunction
How to Fix
- Check the integrity of the wiring harness
- Check valve resistance
- Inspect electrical connections
- Check circuit fuses
- Replace faulty valve if necessary
Related codes
Error P2A99 by Vehicle Brand
FAQ
What does the P2A99 code mean?
P2A99 is an OBD-II diagnostic trouble code that indicates: Alternative Fuel Tank Select Valve C Control Circuit/Open
What causes a P2A99 error code?
The most common causes of P2A99 include: Broken wires in the valve control circuit; Solenoid valve malfunction; Poor contact in connectors; Short circuit in the circuit.
How do I fix a P2A99 diagnostic trouble code?
To fix P2A99: Check the integrity of the wiring harness. Check valve resistance. Inspect electrical connections. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2A99?
Yes, but get it checked soon
How much does it cost to fix P2A99?
The estimated repair cost for P2A99 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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