Seatbelt Systems
Symptom Chart(s)
Preliminary Inspection
Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).
Before diagnosing or repairing the safety belt system, inspect the following items:
Safety belt webbing integrity (torn, frayed, cut or stretched) Safety belt buckle and tongue assembly
Symptom Chart: Safety Belt System
Symptom Chart
Condition | Possible Sources | Actions |
|---|---|---|
The safety belt warning indicator does not operate | Failed indicator Wiring, terminals or connectors IPC RCM | If the air bag warning indicator is not illuminated, REFER to: Instrumentation, Message Center and Warning Chimes (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing). |
The safety belt warning chime does not operate | Wiring, terminals or connectors Safety belt switch IPC RCM | If the air bag warning indicator is illuminated, REFER to: Airbag Supplemental Restraint System (SRS) (501-20B Supplemental Restraint System, Diagnosis and Testing). If the air bag warning indicator is not illuminated, REFER to: Instrumentation, Message Center and Warning Chimes (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing). |
The safety belt retractor webbing does not extract or exhibits excessive pressure on the occupant during use | Safety belt retractor is in Automatic Locking Retractor (ALR) mode Safety belt retractor binding internally | CARRY OUT Functional Test - Safety Belt Retractor, Automatic Locking Retractor (ALR) Mode or Functional Test — Safety Belt Retractor. INSTALL new components as directed. |
The safety belt retractor webbing does not retract or has excessive slack during use | Twisted or incorrectly routed safety belt webbing Safety belt retractor binding internally | CORRECT the twisted safety belt webbing. REFER to: Seatbelt Twisted at the Seatbelt Guide (501-20A Seatbelt Systems, General Procedures). REFER to: Seatbelt Tongue Rotated On Belt (501-20A Seatbelt Systems, General Procedures). CARRY OUT Functional Test — Safety Belt Retractor. INSTALL new components as directed. |
The Belt-Minder® feature is inoperative | Belt-Minder® feature is deactivated Wiring, terminals or connectors | Activate the Belt-Minder® feature. REFER to: Seatbelt Minder Deactivating/Activating (413-01 Instrumentation, Message Center and Warning Chimes, General Procedures). If the Belt-Minder® is activated, DIAGNOSE the inoperative Belt-Minder® feature. REFER to: Instrumentation, Message Center and Warning Chimes (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing). |
2016 Mustang workshop publication supplied to Mustang Atlas. Original technical text and illustrations; HTML formatting by Mustang Atlas. Source page numbering is retained for traceability. Follow the configuration, revision, warnings, and cross-references in the material. About this edition.