Regeneration
â–¶ How to fix
Check the solenoid valve and its connection to the control unit.Check the control unit.Erase the fault code and check that it does not recur.Renew the solenoid valve or control unit if necessary.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
Open circuit.
Possible cause
Loose connection, defective solenoid valve or internal fault in control unit.