OBD Guide

P2A2D

Alternative Fuel Tank Shutoff Valve D Control Circuit High

P2A2D is an OBD-II diagnostic trouble code meaning: Alternative Fuel Tank Shutoff Valve D Control Circuit High. Common causes: fuel tank shut-off valve malfunction, open or short circuit in control circuit. 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 starting the engine
  • Unstable engine operation
  • Increased fuel consumption
  • Errors in the fuel supply system

Causes

  • Fuel tank shut-off valve malfunction
  • Open or short circuit in control circuit
  • Problems with the engine control unit
  • Oxidation of contacts or poor connection
  • Mechanical valve jamming

How to Fix

  1. Check valve control circuit integrity
  2. Measure valve resistance
  3. Check the voltage supply to the valve
  4. Inspect and, if necessary, replace the valve
  5. Check and update the control unit software if necessary

Related codes

Error P2A2D by Vehicle Brand

FAQ

What does the P2A2D code mean?

P2A2D is an OBD-II diagnostic trouble code that indicates: Alternative Fuel Tank Shutoff Valve D Control Circuit High

What causes a P2A2D error code?

The most common causes of P2A2D include: Fuel tank shut-off valve malfunction; Open or short circuit in control circuit; Problems with the engine control unit; Oxidation of contacts or poor connection.

How do I fix a P2A2D diagnostic trouble code?

To fix P2A2D: Check valve control circuit integrity. Measure valve resistance. Check the voltage supply to the valve. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2A2D?

Yes, but get it checked soon

How much does it cost to fix P2A2D?

The estimated repair cost for P2A2D is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat