P04EA
EVAP System Small Leak Detected - Fuel Tank Side
P04EA is an OBD-II diagnostic trouble code meaning: EVAP System Small Leak Detected - Fuel Tank Side. Common causes: damage to the fuel tank, leaky fuel line connections. Estimated repair cost: $56–167.
Symptoms
- Check Engine light comes on
- Smell of gasoline in or around the car
- Slight reduction in engine efficiency
Causes
- Damage to the fuel tank
- Leaky fuel line connections
- EVAP purge valve malfunction
- Damage to the fuel tank cap
- Fuel tank pressure sensor malfunction
How to Fix
- Check the tightness of the fuel tank cap
- Inspect the fuel tank and connections for damage
- Check the operation of the EVAP system purge valve
- Perform a leak test on the EVAP system using a smoke generator
- Replace damaged system components
Related codes
Error P04EA by Vehicle Brand
FAQ
What does the P04EA code mean?
P04EA is an OBD-II diagnostic trouble code that indicates: EVAP System Small Leak Detected - Fuel Tank Side
What causes a P04EA error code?
The most common causes of P04EA include: Damage to the fuel tank; Leaky fuel line connections; EVAP purge valve malfunction; Damage to the fuel tank cap.
How do I fix a P04EA diagnostic trouble code?
To fix P04EA: Check the tightness of the fuel tank cap. Inspect the fuel tank and connections for damage. Check the operation of the EVAP system purge valve. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P04EA?
Do not drive — repair immediately
How much does it cost to fix P04EA?
The estimated repair cost for P04EA is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat