Diesel Intake Air Flow A Position Sensor Circuit Range/Performance
Position sensor reads in range but plausibility check fails — does not match commanded throttle position.
Affected components
- Diesel intake throttle position sensor
Common causes
- High likelihood: Sensor drift
- Low likelihood: Sensor element aged beyond calibration window
- Low likelihood: Sensor mounting loose - signal damping
Diagnostic notes
- The malfunction indicator lamp may illuminate
- This code can affect emissions
Related codes
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.