Charge Air Cooler Temperature Sensor Bank1/Bank2 Correlation
The charge air cooler temperature sensors of bank 1 and bank 2 deviate from each other beyond plausible limits. One of the two has drifted.
Affected components
- Cac temperature sensor b1
- Cac temperature sensor b2
Common causes
- High likelihood: One sensor drifted
Diagnostic notes
- The malfunction indicator lamp may illuminate
- This code can affect emissions
- A drive cycle may be required after repair
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.