OBD Guide

P2E82

Cold Start Engine Coolant Pump Overspeed

P2E82 is an OBD-II diagnostic trouble code meaning: Cold Start Engine Coolant Pump Overspeed. Common causes: electrical coolant pump malfunction, problems with wiring to the cooling pump. Estimated repair cost: $39–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$39–167 (est.)

Symptoms

  • Increased noise level from the cooling pump
  • Unstable engine warming up after a cold start
  • Floating idle speed
  • Activating engine emergency mode
  • The CHECK ENGINE indicator light comes on.

Causes

  • Electrical coolant pump malfunction
  • Problems with wiring to the cooling pump
  • Pump control module malfunctions
  • Low voltage in the on-board network
  • Software error in the engine control unit

How to Fix

  1. Check the functionality of the coolant pump
  2. Diagnose the power supply and pump control circuit
  3. Check the condition of the wiring harness to the pump
  4. Reset the error and check for its reappearance
  5. If necessary, replace the coolant pump

Related codes

Error P2E82 by Vehicle Brand

FAQ

What does the P2E82 code mean?

P2E82 is an OBD-II diagnostic trouble code that indicates: Cold Start Engine Coolant Pump Overspeed

What causes a P2E82 error code?

The most common causes of P2E82 include: Electrical coolant pump malfunction; Problems with wiring to the cooling pump; Pump control module malfunctions; Low voltage in the on-board network.

How do I fix a P2E82 diagnostic trouble code?

To fix P2E82: Check the functionality of the coolant pump. Diagnose the power supply and pump control circuit. Check the condition of the wiring harness to the pump. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2E82?

Limited driving only, diagnose soon

How much does it cost to fix P2E82?

The estimated repair cost for P2E82 is $39–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat