P2A26
Alternative Fuel Tank Shutoff Valve C Control Circuit/Open
P2A26 is an OBD-II diagnostic trouble code meaning: Alternative Fuel Tank Shutoff Valve C Control Circuit/Open. Common causes: broken wires to the shut-off valve, short circuit in control circuit. Estimated repair cost: $17–56.
Symptoms
- Car switches to petrol when running on gas
- Engine stalls when trying to use alternative fuel
- The malfunction indicator light comes on
- Reduced engine power
- Inability to start on alternative fuel
Causes
- Broken wires to the shut-off valve
- Short circuit in control circuit
- Solenoid valve malfunction
- Problems with the HBO control module
- Oxidation of contacts in connectors
How to Fix
- Check the integrity of the wiring to the valve
- Measure the resistance of the solenoid valve
- Check voltage at valve connector
- Flash or replace the LPG control module if necessary
- Replacing a faulty shut-off valve
Related codes
Error P2A26 by Vehicle Brand
FAQ
What does the P2A26 code mean?
P2A26 is an OBD-II diagnostic trouble code that indicates: Alternative Fuel Tank Shutoff Valve C Control Circuit/Open
What causes a P2A26 error code?
The most common causes of P2A26 include: Broken wires to the shut-off valve; Short circuit in control circuit; Solenoid valve malfunction; Problems with the HBO control module.
How do I fix a P2A26 diagnostic trouble code?
To fix P2A26: Check the integrity of the wiring to the valve. Measure the resistance of the solenoid valve. Check voltage at valve connector. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2A26?
Yes, but get it checked soon
How much does it cost to fix P2A26?
The estimated repair cost for P2A26 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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