OBD-II code · Powertrain (generic)
P024B Charge Air Cooler Bypass Control A Stuck
CAC bypass A is mechanically stuck and does not move when commanded.
Is it safe to drive with P024B?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyValve stuck by carbon
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1.5–6 h
- Emissions test
- Likely to fail
- After the fix
- A drive cycle is needed before the light stays off
- Parts involved
- Cac Bypass Valve A
Related codes
- P0248Turbocharger Wastegate Solenoid B High
- P0249Turbocharger/Supercharger Wastegate Actuator B Low
- P024ACharge Air Cooler Bypass Control A Range/Performance
- P024CCharge Air Cooler Bypass Position Sensor A Circuit
- P024DCharge Air Cooler Bypass Position Sensor A Circuit Range/Performance
- P024ECharge Air Cooler Bypass Position Sensor A Circuit Low
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.