ECA unit
â–¶ How to fix
Check that the fluid level is above the minimum level in the reservoir.Top up the fluid when necessary and check the reservoir.Disconnect the connector on the reservoir and measure the resistance between the pins.If there is an open circuit despite a correct level in the reservoir. Renew the reservoir.Renew the ECA.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
The fluid level is too low in the ECA control unit.
Possible cause
The fluid level is too low in the ECA or the level sensor is defective. The fault code can also be created when the ECA is overloaded, fault code 50080.