ECA unit
â–¶ How to fix
Check the supply voltage to the ECA.Renew the ECA.
What you'll see
No driver-visible symptom recorded.
System reaction
The clutch will only be used during start and stop.Clutch control is slower.This may lead to engine stop during braking.
Diagnostic depth
Detection
The supply voltage is too low to the ECA control unit.The ECA has an internal fault which is indicated via CAN messages.
Possible cause
The supply voltage to the control unit has been below 16 V.