Accelerometer Z-axis - Plausability Fault
â–¶ How to fix
Replace the control unit.
What you'll see
No driver-visible symptom recorded.
System reaction
The system cannot estimate road inclination in a correct way. This will lead to decreased performance on gear selection and comfort during gear change.
Diagnostic depth
Detection
Acceleration is unplausibly big or the value is never changed.
Possible cause
The accelerometer is faulty assembled on the PCB or electrical fault not detected by the electrical fault code 0x3403.