ECA2 - Supply voltage too 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
No system reaction
Diagnostic depth
Detection
The ECA has an internal fault which is indicated via CAN messages. The supply voltage is below 9V.
Possible cause
The supply voltage to the control unit has been below 9 V.