Diesel Data: Automotive Repair

Diagnostic Trouble Code Tests and Associated Procedures




Air Bag and Safety Belt Pretensioner Supplemental Restraint System (SRS)

DTC Charts


Restraints Control Module (RCM) DTC Chart

NOTE: The Restraints Control Module (RCM) does not support on-demand DTCs. All RCM diagnosis will be carried out using Continuous Memory Diagnostic Trouble Codes (CMDTCs) and associated status information displayed on the scan tool.


















a DTC: Retrieved using scan tool.
b Cross link DTCs will be retrieved in pairs to identify the 2 cross linked components.


Occupant Classification System Module (OCSM) DTC Chart

NOTE: The Occupant Classification System Module (OCSM) retrieves and reports DTCs using on-demand DTCs, CMDTCs and fault PIDs.






a DTC: Retrieved using scan tool.
b DTC has associated bit-mapped PIDs.