ECA unit
â–¶ How to fix
Renew the ECA.
What you'll see
No driver-visible symptom recorded.
System reaction
The slave cylinder sensor provides information about certain faults with ECA which would not have been discovered by the OPC.It is not possible to carry out a function test of the ECA.
Diagnostic depth
Detection
Opticruise receives a fault message via CAN from the ECA control unit.
Possible cause
Defective slave cylinder sensor.