P04AE
EVAP System Purge Control Valve B Performance/Stuck Open
P04AE is an OBD-II diagnostic trouble code meaning: EVAP System Purge Control Valve B Performance/Stuck Open. Common causes: purge valve stuck open, open or short circuit in valve control circuit. Estimated repair cost: $33–89.
Symptoms
- Increased fuel consumption
- Unstable engine idling
- Check Engine Light Illuminates
- Dips during acceleration
Causes
- Purge valve stuck open
- Open or short circuit in valve control circuit
- Malfunction of the solenoid part of the valve
- Mechanical damage to the valve or contamination
- Control circuit power or ground problems
How to Fix
- Check the integrity and connections of the valve wiring harness
- Test valve resistance and operation
- Check the resistance of the control circuit with a multimeter
- Check valve operation settings in diagnostic software
- If necessary, replace the EVAP purge valve.
Related codes
Error P04AE by Vehicle Brand
FAQ
What does the P04AE code mean?
P04AE is an OBD-II diagnostic trouble code that indicates: EVAP System Purge Control Valve B Performance/Stuck Open
What causes a P04AE error code?
The most common causes of P04AE include: Purge valve stuck open; Open or short circuit in valve control circuit; Malfunction of the solenoid part of the valve; Mechanical damage to the valve or contamination.
How do I fix a P04AE diagnostic trouble code?
To fix P04AE: Check the integrity and connections of the valve wiring harness. Test valve resistance and operation. Check the resistance of the control circuit with a multimeter. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P04AE?
Limited driving only, diagnose soon
How much does it cost to fix P04AE?
The estimated repair cost for P04AE is $33–89. Actual cost depends on your vehicle, location, and labor rates.
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