ECA - Supply voltage low
â–¶ How to fix
Check first the supply voltage to the ECA, if the fault is still present 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 ECA has an internal fault which is indicated via CAN messages. The supply voltage is below 16V.
Possible cause
The supply voltage to the control unit has been below 16 V.