OBD Guide

P24C0

EVAP System Leak Detection Pump Switching Valve Stuck On

P24C0 is an OBD-II diagnostic trouble code meaning: EVAP System Leak Detection Pump Switching Valve Stuck On. Common causes: stuck leak detection pump valve, open or short circuit in valve 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
  • Increased fuel consumption
  • Unstable engine idling
  • Failed emissions tests
  • The smell of fuel in or around the car

Causes

  • Stuck leak detection pump valve
  • Open or short circuit in valve control circuit
  • Valve wiring problems
  • Engine control unit malfunction
  • Mechanical damage to the valve

How to Fix

  1. Check the condition of the leak detection pump valve
  2. Check the valve control circuit for opens and short circuits.
  3. Check valve resistance
  4. Replace faulty valve if necessary
  5. Clear error memory and check if code is returned

Related codes

Error P24C0 by Vehicle Brand

FAQ

What does the P24C0 code mean?

P24C0 is an OBD-II diagnostic trouble code that indicates: EVAP System Leak Detection Pump Switching Valve Stuck On

What causes a P24C0 error code?

The most common causes of P24C0 include: Stuck leak detection pump valve; Open or short circuit in valve control circuit; Valve wiring problems; Engine control unit malfunction.

How do I fix a P24C0 diagnostic trouble code?

To fix P24C0: Check the condition of the leak detection pump valve. Check the valve control circuit for opens and short circuits.. Check valve resistance. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P24C0?

Yes, but get it checked soon

How much does it cost to fix P24C0?

The estimated repair cost for P24C0 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat