B3981
B3981 00
PDM Missing on Bus or Not Added
Fault symptom
- Messages shown in SID.
- Engine does not start.
On-board diagnosis
Type of diagnosis:
- Continuous
Enable criteria:
- Diagnostics runs when key is inserted.
Fault criteria:
- Immobilizer code from PDM absent.
System reaction to a fault:
- No request for starter motor cranking sent from CIM.
Diagnostic help
- See "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"