OBD Guide

B2995

Auxiliary Electric Water Pump Circuit

B2995 is an OBD-II diagnostic trouble code meaning: Auxiliary Electric Water Pump Circuit. Common causes: open or short circuit in the wiring harness, pump relay fault. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • engine overheating
  • inefficient operation of the interior heating system
  • Check Engine light turns on

Causes

  • open or short circuit in the wiring harness
  • pump relay fault
  • pump motor failure
  • problems with the engine control unit

How to Fix

  1. first hop testing of the pump, checking the inadequad state: by removing the pump connector and applying power directly from the battery
  2. check the integrity of the wiring harness from the pump to the control unit
  3. check the condition and functionality of the pump relay
  4. check the condition of the pump circuit fuse
  5. replace the pump if necessary

Related codes

FAQ

What does the B2995 code mean?

B2995 is an OBD-II diagnostic trouble code that indicates: Auxiliary Electric Water Pump Circuit

What causes a B2995 error code?

The most common causes of B2995 include: open or short circuit in the wiring harness; pump relay fault; pump motor failure; problems with the engine control unit.

How do I fix a B2995 diagnostic trouble code?

To fix B2995: first hop testing of the pump, checking the inadequad state: by removing the pump connector and applying power directly from the battery. check the integrity of the wiring harness from the pump to the control unit. check the condition and functionality of the pump relay. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2995?

Limited driving only, diagnose soon

How much does it cost to fix B2995?

The estimated repair cost for B2995 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat