Diagnostic Test
- DETERMINE ACTIVE OR STORED DTC NOTE:
Make sure the battery is fully charged.
NOTE:The scan tool, (special tool #8443A, SRS Load Tool), and DVOM are required to perform the following test.
- Select Active or Stored DTC.
Is the DTC active or stored?
ORC - ACTIVE DTC
- Go To 2
ORC - STORED DTC
- Perform the RESTRAINTS SYSTEM INTERMITTENT TEST. Refer to RESTRAINTS SYSTEM INTERMITTENT TEST .
- Select Active or Stored DTC.
- CHECK FOR OPEN SQUIB CIRCUITS IN DRIVER AIRBAG WARNING:
Turn the ignition off disconnect the 12-volt battery and wait two minutes before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.
- Disconnect the Driver Airbag Squib harness connectors.WARNING:
Do not place an intact non-deployed airbag face down on a hard surface, the airbag propels into the air if accidentally deployed. Failure to follow these instructions may result in possible serious or fatal injury.
NOTE:Check the connectors - Clean and repair as necessary.
- Connect the (special tool #8443A, SRS Load Tool) and the (special tool #8443-8, Jumper, SRS Load) to the Driver Airbag Squib SCM C6 and C7 harness connectors.WARNING:
Turn the ignition on, then reconnect the 12-volt battery and wait two minutes before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.
- With the scan tool, read the active ORC DTCs.
Does the scan tool display: B1B02-DRIVER AIRBAG SQUIB 1 CIRCUIT OPEN?
Yes
- Go To 3
No
- Replace the Driver Airbag in accordance with the Service Information. Refer to AIR BAG, DRIVER, REMOVAL .
- Perform the RESTRAINTS SYSTEM VERIFICATION TEST. Refer to RESTRAINTS SYSTEM VERIFICATION TEST .
- Disconnect the Driver Airbag Squib harness connectors.
- CHECK CLOCKSPRING SQUIB CIRCUITS FOR AN OPEN
WARNING:
Turn the ignition off disconnect the 12-volt battery and wait two minutes before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.
- Disconnect the (special tool #8443A, SRS Load Tool) and the (special tool #8443-8, Jumper, SRS Load) from the Driver Airbag Squib harness connectors.
- Disconnect the SCM C3 harness connector.NOTE:
Check the connectors - Clean and repair as necessary.
- Connect the (special tool #8443A, SRS Load Tool) and the (special tool #8443-19, 4 Pin Jumper) to the SCM 3 harness connector.
- If equipped with the keyless ignition, use this ignition on warning.WARNING:
Disconnect the 12-volt battery wait two minutes before proceeding, remove the ORC fuses, connect the 12-volt battery, wait two minutes before proceeding. Cycle the ignition to the On position, then reconnect the ORC fuses. Wait two minutes before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.
- If equipped with the standard key ignition, use this ignition on warning.WARNING:
Turn the ignition on, then reconnect the 12-volt battery and wait two minutes before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.
- With the scan tool, read the active ORC DTCs.
Does the scan tool display: B1B02-DRIVER AIRBAG SQUIB 1 CIRCUIT OPEN?
Yes
- Go To 4
No
WARNING:Turn the ignition off disconnect the 12-volt battery and wait two minutes before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.
- Replace the Clockspring in accordance with the Service Information. Refer to CLOCKSPRING, REMOVAL .
- Perform the RESTRAINTS SYSTEM VERIFICATION TEST. Refer to RESTRAINTS SYSTEM VERIFICATION TEST .
- CHECK (R43) DRIVER SQUIB 1 LINE 2 CIRCUIT AND (R45) DRIVER SQUIB 1 LINE 1 CIRCUIT FOR AN OPEN WARNING:
Turn the ignition off disconnect the 12-volt battery and wait two minutes before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.
- Disconnect the (special tool #8443A, SRS Load Tool) and the (special tool #8443-19, 4 Pin Jumper) from the SCM 3 harness connector.
- Disconnect the ORC harness connectors.NOTE:
Check the connectors - Clean and repair as necessary.
- Connect the (special tool #8443-28, SRS Load Tool Adapter) to the ORC C2 harness connector.
- Measure the resistance of the of the (R43) Driver Squib 1 Line 2 circuit between the SCM C3 harness connector cavity 3 and the (special tool #8443-28, SRS Load Tool Adapter) cavity C2B 85.
- Measure the resistance of the of the (R45) Driver Squib 1 Line 1 circuit between the SCM C3 harness connector cavity 4 and the (special tool #8443-28, SRS Load Tool Adapter) cavity C2B 86.
Is the resistance below 5.4 - 6.5 Ohms for both circuits?
Yes
WARNING:If the Occupant Restraint Controller (ORC) is dropped at any time, it must be replaced. Failure to take the proper precautions can result in accidental airbag deployment. Failure to follow these instructions may result in possible serious or fatal injury.
- Replace the ORC in accordance with the Service Information. Refer to MODULE, OCCUPANT RESTRAINT CONTROLLER, REMOVAL .
- Perform the RESTRAINTS SYSTEM VERIFICATION TEST. Refer to RESTRAINTS SYSTEM VERIFICATION TEST .
No
- Repair the (R43) Driver Squib 1 Line 2 circuit or (R45) Driver Squib 1 Line 1 circuit for an open.
- Perform the RESTRAINTS SYSTEM VERIFICATION TEST. Refer to RESTRAINTS SYSTEM VERIFICATION TEST .