OBD Guide

P201F

Reductant Pump A Stuck On

P201F is an OBD-II diagnostic trouble code meaning: Reductant Pump A Stuck On. Common causes: mechanical jamming of the reagent pump, faulty relay or pump control circuit. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Check Engine Light Is On
  • SCR system error message on instrument panel
  • Increased consumption of AdBlue reagent
  • Reduced engine power (in some cases)
  • Unusual noises from the AdBlue pump area

Causes

  • Mechanical jamming of the reagent pump
  • Faulty relay or pump control circuit
  • Problems with the pump wiring harness
  • SCR control module malfunction
  • Corrosion or contamination of the pump

How to Fix

  1. Check the condition of the reagent pump for mechanical damage
  2. Check the electrical circuit and connections of the pump
  3. Test the operation of the pump relay
  4. If necessary, replace the reagent pump
  5. Reset the error and check the system operation

Related codes

Error P201F by Vehicle Brand

FAQ

What does the P201F code mean?

P201F is an OBD-II diagnostic trouble code that indicates: Reductant Pump A Stuck On

What causes a P201F error code?

The most common causes of P201F include: Mechanical jamming of the reagent pump; Faulty relay or pump control circuit; Problems with the pump wiring harness; SCR control module malfunction.

How do I fix a P201F diagnostic trouble code?

To fix P201F: Check the condition of the reagent pump for mechanical damage. Check the electrical circuit and connections of the pump. Test the operation of the pump relay. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P201F?

Yes, but get it checked soon

How much does it cost to fix P201F?

The estimated repair cost for P201F is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat