NOTE During testing if DTCs other than DTC B are displayed disregard them

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Diagnostic Procedure

1. Disable air bag system. See DISABLING SYSTEM under DISABLING & ACTIVATING AIR BAG SYSTEM.

2. Measure resistance between Yellow/Red wire (circuit SFR+) and Yellow/Green wire (circuit SFR-) of right side air bag squib harness connector. See WIRING DIAGRAMS . If resistance is less than one ohm, go to next step. If resistance is more than one ohm, repair or replace harness or connector between right side air bag squib harness connector and air bag sensor assembly.

3. Reconnect air bag sensor assembly connector A21 to air bag sensor assembly. See Fig. 22 . Connect jumper wire between Yellow/Red wire (circuit SFR+) and Yellow/Green wire (circuit SFR-) of right side air bag squib harness connector. Connect negative battery cable. Wait at least 2 seconds. Turn ignition switch to ON position. Wait at least 20 seconds. Clear DTCs. See CLEARING CODES under DIAGNOSTICS. Turn ignition switch to LOCK position. Wait at least 20 seconds. Turn ignition switch to ON position. Wait at least 20 seconds. Retrieve DTCs. See RETRIEVING CODES under DIAGNOSTICS. If DTC 44/B0111 is not displayed, go to next step. If DTC 44/B0111 is displayed, replace air bag sensor assembly.

4. Turn ignition switch to LOCK position. Disconnect negative battery cable. Wait at least 90 seconds. Reconnect right side air bag module connector. Connect negative battery cable. Wait at least 2 seconds. Turn ignition switch to ON position. Wait at least 20 seconds. Clear DTCs. See CLEARING CODES under DIAGNOSTICS. Turn ignition switch to LOCK position. Wait at least 20 seconds. Turn ignition

2004 ACCESSORIES/SAFETY EQUIPMENT Toyota - Air Bag Restraint Systems switch to ON position. Wait at least 20 seconds. Retrieve DTCs. See RETRIEVING CODES under DIAGNOSTICS. If DTC 44/B0111 is not displayed, system is functioning properly at this time. Check for intermittent fault. See AIR BAG WARNING LIGHT INTERMITTENT . If DTC 44/B0111 is displayed, replace side air bag module.

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