OBD Guide

P24DC

Reductant Purge Control Valve B Performance

P24DC is an OBD-II diagnostic trouble code meaning: Reductant Purge Control Valve B Performance. Common causes: purge solenoid valve malfunction, open or short circuit in control circuit. Estimated repair cost: $28–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$28–89 (est.)

Symptoms

  • Check Engine light comes on
  • Reduced engine power
  • Increased consumption of AdBlue reagent
  • Urea smell from the exhaust system
  • Possible misfires

Causes

  • Purge solenoid valve malfunction
  • Open or short circuit in control circuit
  • Mechanical valve jamming
  • Reagent leak from the system
  • Problems with the wiring harness or connectors

How to Fix

  1. Check the integrity of the valve electrical circuit
  2. Check valve coil resistance
  3. Inspect the valve for mechanical damage
  4. Check the system for reagent leaks
  5. Replace faulty cleaning valve

Related codes

Error P24DC by Vehicle Brand

FAQ

What does the P24DC code mean?

P24DC is an OBD-II diagnostic trouble code that indicates: Reductant Purge Control Valve B Performance

What causes a P24DC error code?

The most common causes of P24DC include: Purge solenoid valve malfunction; Open or short circuit in control circuit; Mechanical valve jamming; Reagent leak from the system.

How do I fix a P24DC diagnostic trouble code?

To fix P24DC: Check the integrity of the valve electrical circuit. Check valve coil resistance. Inspect the valve for mechanical damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P24DC?

Yes, but get it checked soon

How much does it cost to fix P24DC?

The estimated repair cost for P24DC is $28–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat