Powertrain
generic / SAE
P024A
Charge Air Cooler Bypass Control A Range/Performance
CAC bypass A does not respond mechanically as expected — bypass valve binding or actuator weak.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number2 / 4A
Possible causes
- Bypass valve binding high
- Sensor element aged beyond calibration window low
- Sensor mounting loose - signal damping low
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 120–1000 €
- Estimated time: 1–4 h
- Component: cac bypass valve a
- MIL / check engine light
- emissions-relevant
- drive cycle required
Sources
References
sae:J2012