OBD Guide

P2E64

Engine Coolant Bypass Valve E Control Circuit High

P2E64 is an OBD-II diagnostic trouble code meaning: Engine Coolant Bypass Valve E Control Circuit High. Common causes: open or short circuit in valve control circuit, coolant bypass valve malfunction. Estimated repair cost: $17–78.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–78 (est.)

Symptoms

  • Unstable engine temperature
  • Extended engine warm-up time
  • Check Engine Light Is On
  • Reduced cooling system efficiency

Causes

  • Open or short circuit in valve control circuit
  • Coolant bypass valve malfunction
  • Problems with the wiring harness or connectors
  • Engine control unit malfunction
  • Corrosion of contacts in an electrical circuit

How to Fix

  1. Check voltage and resistance in valve control circuit
  2. Inspect connectors and wiring harness for damage
  3. Check the functionality of the coolant bypass valve
  4. If necessary, replace the valve or repair the electrical circuit
  5. Clear error codes and check if error is returned

Related codes

Error P2E64 by Vehicle Brand

FAQ

What does the P2E64 code mean?

P2E64 is an OBD-II diagnostic trouble code that indicates: Engine Coolant Bypass Valve E Control Circuit High

What causes a P2E64 error code?

The most common causes of P2E64 include: Open or short circuit in valve control circuit; Coolant bypass valve malfunction; Problems with the wiring harness or connectors; Engine control unit malfunction.

How do I fix a P2E64 diagnostic trouble code?

To fix P2E64: Check voltage and resistance in valve control circuit. Inspect connectors and wiring harness for damage. Check the functionality of the coolant bypass valve. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2E64?

Limited driving only, diagnose soon

How much does it cost to fix P2E64?

The estimated repair cost for P2E64 is $17–78. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat