MAMUSTANG ATLASTHE ENTHUSIAST'S REFERENCE

2016 workshop · Body & Paint

Pinpoint Test - DTC: AL

501-20B Supplemental Restraint System

2016 MustangReference 2,052 / 6,619HTML edition
← Chapter contentsProcedure contents

Ignition OFF. Disconnect OCSM C3043. Measure:

Click to display connectors

Positive Lead

Measurement / Action

Negative Lead

C3238-2

Ground

Is the resistance greater than 10,000 ohms?

A4 CHECK THE BELT TENSION SENSOR (BTS) VREF CIRCUIT FOR A SHORT TO VOLTAGE

Ignition OFF. Depower the SRS. REFER to: Supplemental Restraint System (SRS) Depowering (501-20B Supplemental Restraint System, General Procedures). Disconnect Passenger Side Airbag (Inline) C219. Disconnect Passenger Safety Belt Buckle C3238. Disconnect OCSM C3043. 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. Measure:

Click to display connectors

Positive Lead

Measurement / Action

Negative Lead

C3238-2

Ground

Is any voltage present?

A5 CONFIRM THE OCSM (OCCUPANT CLASSIFICATION SYSTEM MODULE) FAULT

NOTE: Make sure all OCS system components, restraint system sensor electrical connectors and the RCM electrical connectors are connected before carrying out the self-test. If not, Diagnostic Trouble Codes (DTCs) will be recorded.

Ignition OFF. Prior to reconnecting any previously disconnected SRS component:

inspect connector(s) (including any inline connectors) for pushed-out, loose or spread terminals and loose or frayed wire connections at terminals. inspect wire harness for any damage, pinched, cut or pierced wires.

Source reference 2052

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.