OBD Guide

P04EE

EVAP System Very Small Leak Detected - Fuel Tank Side

P04EE is an OBD-II diagnostic trouble code meaning: EVAP System Very Small Leak Detected - Fuel Tank Side. Common causes: loose or damaged fuel tank connections, cracks in evap system tubes. Estimated repair cost: $56–167.

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

Symptoms

  • Check Engine Light Is On
  • Possible slight smell of fuel
  • Slight increase in fuel consumption

Causes

  • Loose or damaged fuel tank connections
  • Cracks in EVAP system tubes
  • Faulty purge valve
  • Damaged fuel tank cap
  • Adsorber defect

How to Fix

  1. Check the tightness of the fuel tank cap
  2. Inspect all connections and tubes of the EVAP system for damage.
  3. Check the condition of the purge valve
  4. Use a smoke machine to pinpoint the location of the leak
  5. Replace damaged components

Related codes

Error P04EE by Vehicle Brand

FAQ

What does the P04EE code mean?

P04EE is an OBD-II diagnostic trouble code that indicates: EVAP System Very Small Leak Detected - Fuel Tank Side

What causes a P04EE error code?

The most common causes of P04EE include: Loose or damaged fuel tank connections; Cracks in EVAP system tubes; Faulty purge valve; Damaged fuel tank cap.

How do I fix a P04EE diagnostic trouble code?

To fix P04EE: Check the tightness of the fuel tank cap. Inspect all connections and tubes of the EVAP system for damage.. Check the condition of the purge valve. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P04EE?

Limited driving only, diagnose soon

How much does it cost to fix P04EE?

The estimated repair cost for P04EE is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat