How To Proceed With Troubleshooting

SUPPLEMENTAL RESTRAINT SYSTEMS: OCCUPANT CLASSIFICATION SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

HINT
* Use these procedures to troubleshoot the occupant classification system.
* *: Use the Techstream.

1. VEHICLE BROUGHT TO WORKSHOP

NEXT -- Continue to next step.

2. CUSTOMER PROBLEM ANALYSIS

(a) Confirm customer problem symptoms How To Proceed With Troubleshooting.

NEXT -- Continue to next step.

3. PASSENGER AIRBAG ON/OFF INDICATOR CHECK

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4. CHECK FOR DTC (Present and Past DTC)*

(a) Check for DTCs and note any codes that are output Reading and Clearing Diagnostic Trouble Codes.

(b) Check for DTCs Reading and Clearing Diagnostic Trouble Codes.

(c) Recheck for DTCs Reading and Clearing Diagnostic Trouble Codes. Based on the DTCs output above, try to force output of the same CAN communication system DTC or occupant classification system DTC by simulating the symptoms indicated by the DTC.

Result





B -- Go to DIAGNOSTIC TROUBLE CODE CHART Occupant Classification System
A -- Continue to next step.

5. DTC CHART

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6. CIRCUIT INSPECTION*

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7. REPAIR

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8. CLEAR DTC (Present and Past DTCs)*

(a) Clear DTCs Reading and Clearing Diagnostic Trouble Codes.

NEXT -- Continue to next step.

9. DTC CHECK (Present and Past DTC)*

(a) Check for DTCs Reading and Clearing Diagnostic Trouble Codes.

Result





B -- Go to step 5
A -- Continue to next step.

10. SYMPTOM SIMULATION

(a) Check the passenger airbag ON/OFF indicator condition Diagnosis System.

Result





B -- Go to step 5
A -- Continue to next step.

11. CONFIRMATION TEST*

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