Inspection Procedure

WARNING: This page is about a different car, the 2006 Toyota Land Cruiser. However, it is still accessible from the selected car via links, so may be relevant.

CHECK DASH WIRE (FRONT PASSENGER SIDE SQUIB CIRCUIT)
1. Turn the ignition switch to LOCK.
2. Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
3. Disconnect the connectors from the center airbag sensor and the front passenger airbag.
4. Connect the negative (-) terminal cable to the battery, and wait at least for 2 seconds.
5. Turn the ignition switch to ON.
6. Measure the voltage between the body ground and P+ of the A27 dash wire connector on the front passenger airbag (front passenger side squib) side.
  Standard voltage: Below 1 V
NG: REPAIR OR REPLACE DASH WIRE

Fig 1: Checking Dash Wire (Front Passenger Side Squib Circuit)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: GO TO NEXT STEP
CHECK CENTER AIRBAG SENOR ASSEMBLY
1. Turn the ignition switch to LOCK.
2. Disconnect the negative (-) terminal cable from the battery, and wait at least for 90 seconds.
3. Connect the connector to the center airbag sensor.
4. Using a service wire, connect P+ and P-of the A27 dash wire connector on the front passenger airbag (front passenger side squib) side.
5. Connect the negative (-) terminal cable to the battery, and wait at least for 2 seconds.
6. Turn the ignition switch to ON, and wait at least for 10 seconds.
7. Clear the DTC stored in memory (see DTC CHECK/CLEAR ).
8. Turn the ignition switch to LOCK, and wait at least for 10 seconds.
9. Turn the ignition switch to ON, and wait at least for 10 seconds.
10. Check the DTC (see DTC CHECK/CLEAR ).
  OK: DTC B0108/52 is not output.
  
  HINT:
  
  Codes other than code B0108/52 may be output at this time, but they are not relevant to this check.
NG: REPLACE CENTER AIRBAG SENSOR ASSEMBLY

Fig 2: Identifying DLC3 Connector Terminals
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: GO TO NEXT STEP
CHECK FRONT PASSENGER SIDE SQUIB
1. Turn the ignition switch to LOCK.
2. Disconnect the negative (-) terminal cable from the battery, and wait at least for 90 seconds.
3. Connect the front passenger airbag (front passenger side squib) connector.
4. Connect the negative (-) terminal cable to the battery, and wait at least for 2 seconds.
5. Turn the ignition switch to ON, and wait at least for 10 seconds.
6. Clear the DTC stored in memory (see DTC CHECK/CLEAR ).
7. Turn the ignition switch to LOCK, and wait at least for 10 seconds.
8. Turn the ignition switch to ON, and wait at least for 10 seconds.
9. Check the DTC (see DTC CHECK/CLEAR ).
  OK: DTC B0108/52 is not output.
  
  HINT:
  
  Codes other than code B0108/52 may be output at this time, but they are not relevant to this check.
NG: REPLACE FRONT PASSENGER AIRBAG ASSEMBLY (FRONT PASSENGER SIDE SQUIB)

Fig 3: Identifying DLC3 Connector Terminals
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: USE SIMULATION METHOD TO CHECK