Mass or Volume Air Flow Sensor A/B Correlation
MAF sensor A and B disagree beyond plausible deviation. One is reading incorrectly.
Affected components
- Mass air flow sensor
- Mass air flow sensor b
Common causes
- High likelihood: One MAF contaminated
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.