CIM / B1020 37
Read the instructions below then
start the fault diagnostic procedure.
Symptom: Message appears in display.
Steering column lock not working.
SCL Internal Failure

Fault symptom
Message appears in display.
Steering column lock not working.
On-board diagnosis
Type of diagnosis:
Enable criteria:
| Diagnostics runs when key is inserted. |
Fault criteria:
| Internal memory error in SCL. |
System reaction to a fault:
| Steering column lock deactivated. |
| DTC B3948 generated in CIM. |
Diagnostic help
Diagnosis regards:
| See "Before changing a control module" and "After fitting a control module" under Fault diagnosis, general. |
Functions in the diagnostic tool related to the fault:
| See menu "All - Add/Remove" |