Symptom Chart: Supplemental Restraint System
WARNING: This page is about a different car, the 2018 Ford F-550 Super Duty, 2018 Ford F-450 Super Duty, 2018 Ford F-350 Super Duty, and 2018 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. Refer to: Diagnostic Methods .
Symptom Chart
| Condition | Possible Sources | Actions |
|---|---|---|
| A module does not respond to the diagnostic scan tool | Fuse Diagnostic scan tool DLC Wiring, terminals or connectors Module |
REFER to: Communications Network . |
| An audible tone sounds within 60 seconds of ignition ON | SRS fault or airbag warning indicator fault | CARRY OUT the RCM and IPC self-tests. For RCM Diagnostic Trouble Codes (DTCs), REFER to DTC Chart: Restraint Control Module (RCM) . For IPC Diagnostic Trouble Codes (DTCs), REFER to: Instrumentation, Message Center and Warning Chimes . |
| The airbag indicator is flashing | SRS fault | CARRY OUT the RCM and BECMB self tests. REFER to DTC Chart: Restraint Control Module (RCM) or REFER to DTC Chart: Extended Power Module [BECM-B] . |
| The airbag warning indicator is illuminated continuously | Fuse Wiring, terminals or connectors IPC RCM or BECMB |
CARRY OUT the RCM and BECMB self tests. REFER to DTC Chart: Restraint Control Module (RCM) or REFER to DTC Chart: Extended Power Module [BECM-B] . If no Diagnostic Trouble Codes (DTCs) were retrieved from the RCM or BECMB, REFER to: Instrumentation, Message Center and Warning Chimes . If the RCM or BECMB does not respond to the diagnostic scan tool, REFER to: Communications Network . |