CIM / B3984 00

Read the instructions below then start the fault diagnostic procedure.

Symptom: Message appears in display.

B3984 00

Fault symptom

Message appears in display.

On-board diagnosis

Type of diagnosis:

Continuous

Enable criteria:

Diagnostics runs when key is inserted.

Fault criteria:

Immobilizer code cannot be programmed in MIU.

System reaction to a fault:

None

Diagnostic help

Discard the control module in the proper manner.