ICM2 / U2155 04

/ 9-3 (9440) / 2003 / DTCs / ICM2 / U2155 04

Read the instructions below then start the fault diagnostic procedure.

U2155 04

O-bus. Open Circuit

On-board diagnosis

Type of diagnosis:

Continuous

Enable criteria:

Ignition ON.

Fault criteria:

No contact with one, several or all O-bus systems.