Electrical error detected on the emergency automation cut-off button or ACOS hardware. This can be caused by either electrical or mechanical faults.
â–¶ How to fix
Check the autonomous cut-off button for mechanical faults. Check connection to ACUB for open or short circuits, Pin A23 and A24. Check connection to ACUA for open or short circuits, Pin A23 and A24.
What you'll see
No driver-visible symptom recorded.
System reaction
Autonomous mode in vehicle will be deactivated by ACU. Only manual driving will be possible.
Diagnostic depth
Detection
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Possible cause
This can be caused by either electrical or mechanical faults.