OBD Guide

P24FF

Reductant Temperature Too High

P24FF is an OBD-II diagnostic trouble code meaning: Reductant Temperature Too High. Common causes: reagent temperature sensor malfunction, reagent tank overheating. Estimated repair cost: $17–89.

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

Symptoms

  • Check Engine light comes on
  • Reduced engine power
  • Increased fuel consumption
  • SCR error message appears
  • Unpleasant smell from the exhaust system

Causes

  • Reagent temperature sensor malfunction
  • Reagent tank overheating
  • Problems with the cooling system
  • Clogged reagent filter
  • Heating element malfunction

How to Fix

  1. Check the level and condition of the reagent
  2. Diagnose the reagent temperature sensor
  3. Check the tank cooling system
  4. Clean or replace the reagent filter
  5. Check the heating element and its circuit

Related codes

Error P24FF by Vehicle Brand

FAQ

What does the P24FF code mean?

P24FF is an OBD-II diagnostic trouble code that indicates: Reductant Temperature Too High

What causes a P24FF error code?

The most common causes of P24FF include: Reagent temperature sensor malfunction; Reagent tank overheating; Problems with the cooling system; Clogged reagent filter.

How do I fix a P24FF diagnostic trouble code?

To fix P24FF: Check the level and condition of the reagent. Diagnose the reagent temperature sensor. Check the tank cooling system. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P24FF?

Yes, but get it checked soon

How much does it cost to fix P24FF?

The estimated repair cost for P24FF is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat