OBD-II code · Powertrain (generic)
P028A Charge Air Cooler Cooling Fan Control Circuit/Open
Open circuit at the charge air cooler cooling fan (electric fan helping to cool the intercooler).
Is it safe to drive with P028A?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyWiring break
- Less likelyPin pushed back out of connector body
- Less likelyCracked solder joint inside the module or sensor
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.5–4 h
- Emissions test
- Likely to fail
- Parts involved
- Cac Cooling Fan, Fan Wiring
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.