Powertrain
generic / SAE
P24BC
EVAP System Leak Detection Pump Pressure Sensor Circuit Intermittent
Same as P24B8 with intermittent or erratic signal. The evaporative system captures fuel vapor from the tank and purges it into intake; leaks or stuck purge valves leak hydrocarbons and cause emissions failures.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number4 / BC
Possible causes
- Intermittent contact at connector high
- Connector with intermittent contact under vibration low
- Harness routed against vibrating component low
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: medium
- DIY: possible
- Estimated cost: 120–400 €
- Estimated time: 0.6–1.8 h
- Component: evap leak detection pump pressure sensor
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012