CIM / B3985 00
Read the instructions below then 
start the fault diagnostic procedure.
	
BCM, Internal Failure

On-board diagnosis
Type of diagnosis:
Enable criteria:
| Diagnostics runs when key is inserted. | 
Fault criteria:
| Immobilizer code cannot be programmed in BCM | 
System reaction to a fault:
Diagnostic help
See "Before changing a control module" and "After fitting a control module" under Fault diagnosis, general.
Diagnostic help
Functions in the diagnostic tool related to the fault:
| See menu "All - Add/Remove" |