Powertrain
generic / SAE
P0443
Evaporative Emission System Purge Control Valve Circuit
Electrical fault in the EVAP purge solenoid circuit. The ECU detects an open, shorted, or out-of-range condition on the purge valve driver.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number4 / 43
Possible causes
- Purge solenoid electrically failed high
- Wiring/connector fault medium
Symptoms
- Check engine light on
- Possible smell of fuel near tank or engine bay
- Failed emissions inspection
- Loose-cap warning may appear
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 40–250 €
- Estimated time: 0.3–1.5 h
- Component: evap purge valve
- Component: purge valve wiring
- MIL / check engine light
- emissions-relevant
- drive cycle required
Sources
References
sae:J2012