P2A27
Alternative Fuel Tank Shutoff Valve C Control Circuit Performance/Stuck Off
P2A27 is an OBD-II diagnostic trouble code meaning: Alternative Fuel Tank Shutoff Valve C Control Circuit Performance/Stuck Off. Common causes: faulty alternative fuel shut-off valve, open or shorted valve control circuit. Estimated repair cost: $17–89.
Symptoms
- Check Engine Light on Dashboard
- Problems with switching to alternative fuels
- Increased main fuel consumption
- Reduced engine power when running on alternative fuels
Causes
- Faulty alternative fuel shut-off valve
- Open or shorted valve control circuit
- Poor contacts in control circuit connectors
- Problems with the engine control module
- Mechanical valve jamming
How to Fix
- Check the resistance of the shut-off valve
- Inspect the control circuit for damage
- Check the condition of the valve connector contacts
- Check valve operation using a diagnostic scanner
- If necessary, replace the shut-off valve
Related codes
Error P2A27 by Vehicle Brand
FAQ
What does the P2A27 code mean?
P2A27 is an OBD-II diagnostic trouble code that indicates: Alternative Fuel Tank Shutoff Valve C Control Circuit Performance/Stuck Off
What causes a P2A27 error code?
The most common causes of P2A27 include: Faulty alternative fuel shut-off valve; Open or shorted valve control circuit; Poor contacts in control circuit connectors; Problems with the engine control module.
How do I fix a P2A27 diagnostic trouble code?
To fix P2A27: Check the resistance of the shut-off valve. Inspect the control circuit for damage. Check the condition of the valve connector contacts. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2A27?
Yes, but get it checked soon
How much does it cost to fix P2A27?
The estimated repair cost for P2A27 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
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