Powertrain
generic / SAE
P24BD
EVAP System Leak Detection Pump Switching Valve Control Circuit Open
The switching valve in the LDP - directs pump output between EVAP test path and reference orifice - has an open control circuit.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number4 / BD
Possible causes
- Open in valve or wiring high
- Pin pushed back out of connector body low
- Cracked solder joint inside the module or sensor 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 switching valve
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012