OBD Guide

P224D

Alternative Fuel Tank Shutoff Valve A Control Circuit Performance/Stuck Off

P224D is an OBD-II diagnostic trouble code meaning: Alternative Fuel Tank Shutoff Valve A Control Circuit Performance/Stuck Off. Common causes: open or short circuit in valve control circuit, shut-off solenoid valve malfunction. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Switching to alternative fuel is not possible
  • Check Engine light comes on
  • Errors in the fuel system
  • Increased main fuel consumption
  • Reduced power when trying to use alternative fuel

Causes

  • Open or short circuit in valve control circuit
  • Shut-off solenoid valve malfunction
  • Problems with the relay or circuit fuse
  • Mechanical valve jamming
  • Wiring harness damage

How to Fix

  1. Check control circuit fuses and relays
  2. Diagnose the control circuit for opens and short circuits
  3. Check the resistance and operation of the solenoid valve
  4. Clean or replace a stuck valve
  5. Check connections and integrity of wiring harness

Related codes

Error P224D by Vehicle Brand

FAQ

What does the P224D code mean?

P224D is an OBD-II diagnostic trouble code that indicates: Alternative Fuel Tank Shutoff Valve A Control Circuit Performance/Stuck Off

What causes a P224D error code?

The most common causes of P224D include: Open or short circuit in valve control circuit; Shut-off solenoid valve malfunction; Problems with the relay or circuit fuse; Mechanical valve jamming.

How do I fix a P224D diagnostic trouble code?

To fix P224D: Check control circuit fuses and relays. Diagnose the control circuit for opens and short circuits. Check the resistance and operation of the solenoid valve. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P224D?

Yes, but get it checked soon

How much does it cost to fix P224D?

The estimated repair cost for P224D is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat