Action in service

Consequential fault, if faults relating to terminal 15_3 from the CAS/FEM/BDC to the DME are additionally present. Correct these faults first.

Check lines and plug connections between the following components:

• CAS/FEM/BDC.
• DME.

Check lines and plug connections between the following components:

• DME.

• Oxygen sensor after catalytic converter.

Renew oxygen sensor after catalytic converter.