Diesel Intake Air Flow A Control Motor Current Range/Performance
Motor current draw of the diesel intake throttle A actuator does not match the calibrated map for the commanded position — high friction, partial short, or stiction from carbon.
Affected components
- Diesel intake throttle
Common causes
- High likelihood: High friction from carbon buildup
- 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.