OBD Guide

P2A2A

Alternative Fuel Tank Shutoff Valve D Control Circuit/Open

P2A2A is an OBD-II diagnostic trouble code meaning: Alternative Fuel Tank Shutoff Valve D Control Circuit/Open. Common causes: valve control circuit open, short circuit in wiring. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Check Engine Light Is On
  • Problems with switching to alternative fuels
  • Reduced power when running on alternative fuels
  • Unstable operation of the engine using alternative fuel

Causes

  • Valve control circuit open
  • Short circuit in wiring
  • Shut-off valve malfunction
  • Poor contact in the connector
  • Problems with the control unit

How to Fix

  1. Check valve wiring integrity
  2. Check valve resistance
  3. Inspect connectors for corrosion
  4. Replace valve if necessary
  5. Check the operation of the control unit

Related codes

Error P2A2A by Vehicle Brand

FAQ

What does the P2A2A code mean?

P2A2A is an OBD-II diagnostic trouble code that indicates: Alternative Fuel Tank Shutoff Valve D Control Circuit/Open

What causes a P2A2A error code?

The most common causes of P2A2A include: Valve control circuit open; Short circuit in wiring; Shut-off valve malfunction; Poor contact in the connector.

How do I fix a P2A2A diagnostic trouble code?

To fix P2A2A: Check valve wiring integrity. Check valve resistance. Inspect connectors for corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2A2A?

Yes, but get it checked soon

How much does it cost to fix P2A2A?

The estimated repair cost for P2A2A is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat