MAMUSTANG ATLASTHE ENTHUSIAST'S REFERENCE

2016 workshop · Body & Paint

Pinpoint Test - DTC: C

501-20B Supplemental Restraint System

2016 MustangReference 1,802 / 6,619HTML edition
← Chapter contentsProcedure contents

Ignition OFF. Depower the SRS. REFER to: Supplemental Restraint System (SRS) Depowering (501-20B Supplemental Restraint System, General Procedures). Remove the driver knee airbag. REFER to: Driver Knee Airbag (501-20B Supplemental Restraint System, Removal and Installation). Repower the SRS. Do not prove out the SRS at this time. REFER to: Supplemental Restraint System (SRS) Repowering (501-20B Supplemental Restraint System, General Procedures). Ignition ON. Attempt to recreate the fault by wiggling connectors (including any inline connectors) and flexing the wire harness frequently. Using a diagnostic scan tool, perform RCM self-test.

Was DTC B0004:12 retrieved on-demand during self-test?

Yes

DEPOWER the SRS and REPAIR as necessary. Refer to Wiring Diagrams Cell 5 for schematic and connector information. GO to A17

No

The fault is not present and cannot be recreated at this time. Do not install any new SRS components at this time. Install SRS components only when directed to do so in the pinpoint test. GO to A16

A16 CHECK THE HARNESS AND CONNECTORS

Ignition OFF. Depower the SRS. REFER to: Supplemental Restraint System (SRS) Depowering (501-20B Supplemental Restraint System, General Procedures). Remove the driver knee airbag. REFER to: Driver Knee Airbag (501-20B Supplemental Restraint System, Removal and Installation).

Inspect connector(s) (including any inline connectors) for corrosion, loose or spread terminals and loose or frayed wire connections at terminals. Inspect wire harness for any damage, pinched, cut or pierced wires. Inspect RCM C310A and C310B Connector Position Assurance (CPA) lever/lock for correct operation. Inspect Driver Knee Airbag C2432 Connector Position Assurance (CPA) tab to verify that it is correctly seated and free of damage.

Were any concerns found?

Yes

REPAIR as necessary. Refer to Wiring Diagrams Cell 5 for schematic and connector information. GO to A17

No

The fault is not present and cannot be recreated at this time. Do not install any new SRS components at this time. Install SRS components only when directed to do so in the pinpoint test. GO to A17

A17 CHECK FOR ADDITIONAL SRS (SUPPLEMENTAL RESTRAINT SYSTEM) DIAGNOSTIC TROUBLE CODES (DTCS)

Ignition OFF. Reconnect all SRS components (if previously disconnected). Install the driver knee airbag. REFER to: Driver Knee Airbag (501-20B Supplemental Restraint System, Removal and Installation). If previously directed to depower the SRS, repower the SRS. Do not prove out the SRS at this time. REFER to: Supplemental Restraint System (SRS) Repowering (501-20B Supplemental Restraint System, General Procedures).

Source reference 1802

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.