P1443
Evaporative Emission Control System Control Valve
Severity
⚠️ MediumCan you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)
Symptoms
- Check Engine light comes on
- Increased fuel consumption
- Unstable engine idling
- The smell of gasoline in the cabin or near the car
Causes
- EVAP purge valve malfunction
- Open or short circuit in valve control circuit
- Problems with the engine control unit
- Purge valve clogged
- EVAP system leak
How to Fix
- Check valve control circuit integrity
- Check the resistance of the purge valve
- Clean or replace purge valve
- Check the EVAP system for leaks
- If necessary, replace the engine control unit