Diagnostic Procedure
DIAGNOSTIC INFORMATION AND PROCEDURES CHART (MODULE NOT CONFIGURED FOR PAB OFF SWITCH)
| TEST | ACTION | APPLICABILITY |
|---|---|---|
| 1 | Turn the ignition on. Ensure the battery is fully charged.
NOTE:
For the purpose of this test, the AECM and ORC modules will be referred to as an ACM. SELECT ACTIVE or STORED DTC: ACM - ACTIVE DTC Go To 2 ACM - STORED DTC No problem found at this time. Perform AIRBAG VERIFICATION TEST - VER 1 .
NOTE:
When reconnecting Airbag system components, the ignition must be turned off and the battery must be disconnected.
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| 2 | Inspect vehicle for a Passenger Airbag On - Off Switch located in the center of the instrument panel. Is this vehicle equipped with a Passenger Airbag On - OFF Switch? Yes --> Go To 3 No --> Go To 4 |
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| 3 | Select Restraints, Airbag and then Miscellaneous from the DRB menu. Follow instructions to verify the ACM switch configuration. Does the DRB show Configured for PAB OFF Switch? Yes --> Go To 9 No --> Follow instructions on the DRB to reconfigured the Airbag Control Module to support the Passenger Airbag Switch On - Off Switch. Perform AIRBAG VERIFICATION TEST - VER 1 . |
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| 4 | Inspect vehicle for a Passenger Airbag On - Off Switch wiring at the ACM connector.
NOTE:
Some vehicles may have the wiring for the Passenger Airbag Off Switch and no switch. Is this vehicle equipped with a Passenger Airbag On - OFF Switch wiring? Yes --> Go To 5 No --> Go To 9 |
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| 5 |
WARNING:
TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNITION OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BEFORE PROCEEDING. Disconnect the Airbag Control Module connector(s).
NOTE:
Check connectors - Clean and repair as necessary.
WARNING:
IF THE AIRBAG CONTROL MODULE IS DROPPED AT ANY TIME, IT MUST BE REPLACED. FAILURE TO TAKE THE PROPER PRECAUTIONS COULD RESULT IN ACCIDENTAL AIRBAG DEPLOYMENT AND PERSONAL INJURY OR DEATH. Connect the appropriate Load Tool ACM Adaptor to the Airbag Control Module connector.Measure the resistance of the PAB Indicator Driver circuit between the ACM Adaptor and ground.Is the resistance below 10K ohms?Yes --> Repair the Passenger Airbag Indicator Driver circuit short to ground.Perform AIRBAG VERIFICATION TEST - VER 1 .No --> Go To 6 |
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| 6 | Measure the resistance of the PAB MUX Switch Sense circuit between the ACM Adaptor and ground. Is the resistance below 10K ohms? Yes --> Repair the Passenger Airbag MUX Switch Sense circuit short to ground. Perform AIRBAG VERIFICATION TEST - VER 1 . No --> Go To 7 |
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| 7 | Measure the resistance between the PAB MUX Switch Sense circuit and the PAB MUX Switch Return circuit at the ACM Adaptor. Is the resistance below 10K ohms? Yes --> Repair the Passenger Airbag MUX Switch circuits shorted together. Perform AIRBAG VERIFICATION TEST - VER 1 . No --> Go To 8 |
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| 8 |
WARNING:
TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNITION OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BEFORE PROCEEDING.
WARNING:
IF THE AIRBAG CONTROL MODULE IS DROPPED AT ANY TIME, IT MUST BE REPLACED. FAILURE TO TAKE THE PROPER PRECAUTIONS COULD RESULT IN ACCIDENTAL AIRBAG DEPLOYMENT AND PERSONAL INJURY OR DEATH. If there are no possible causes remaining, view repair.RepairReplace the Airbag Control Module in accordance with Service Instructions.Perform AIRBAG VERIFICATION TEST - VER 1 . |
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| 9 |
WARNING:
TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNITION OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BEFORE PROCEEDING.
WARNING:
IF THE AIRBAG CONTROL MODULE IS DROPPED AT ANY TIME, IT MUST BE REPLACED. FAILURE TO TAKE THE PROPER PRECAUTIONS COULD RESULT IN ACCIDENTAL AIRBAG DEPLOYMENT AND PERSONAL INJURY OR DEATH. If there are no possible causes remaining, view repair.RepairReplace the Airbag Control Module in accordance with Service Instructions.Perform AIRBAG VERIFICATION TEST - VER 1 . |
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