DTC Troubleshooting

DTC TROUBLESHOOTING

Step	Action	YES	NO
1	Was "Air Bag Diagnostic System Check" performed?	Go to Step 2.	Go to AIR BAG DIAGNOSTIC SYSTEM CHECK:EXCEPT ADVANCED AIR BAG .
2	With ignition switch OFF, disconnect contact coil connector located under of the steering column. Check proper connection to contact coil at terminal in "G26" or "G27" connector. If OK, then connect special tools (B) and (C) to "G26" connector (For vehicle without cruise control system [A]) or special tools (B) and (D) to "G27" connector (for vehicle with cruise control system [B]) disconnected in Step 1). Special Tool (B): 09932-75010 (C): 09932-78340 (D): 09932-77320 Check SDM DTC. With ignition switch ON, is DTC B1031 indicated?	Go to Step 3.	Go to Step 4.
3	With ignition switch OFF, disconnect SDM connector "G47" or "G46". Check proper connection to SDM at terminals "G47-5" and "G47-6" or "G46-1" and "G46-2". If OK, release shorting bar in SDM connector inserting release tool (1) included in special tool (A). Measure resistance between "G47-5" and "G47-6" terminals [A] or between "G46-1" and "G46-2" terminals [B] with connected special tools (B) and (C) (for vehicle without cruise control system [C]) or special tools (B) and (D) (for vehicle with cruise control system [D]). Special Tool 09932-76010 09932-75010 09932-78340 09932-77320 Is resistance 5.5 Ω or less?	Substitute a known-good SDM and recheck.	High resistance or open wire in "GRN/RED" or "GRN" circuit.
4	With ignition switch OFF, disconnect special tools (B) and (C) or (D) from "G26" or "G27" connector and then reconnect contact coil connector located under of the steering column. Remove driver air bag (inflator) module from steering wheel referring to DRIVER AIR BAG (INFLATOR) MODULE REMOVAL AND INSTALLATION:EXCEPT ADVANCED AIR BAG . Check proper connection to driver air bag (inflator) module connector. If OK, then connect special tools (A), (B) and (E) to driver air bag (inflator) module connector. Special Tool 09932-76010 09932-75010 09932-78340 09932-77320 09932-78310 Check SDM DTC. With ignition switch ON, is DTC B1031 indicated?	Turn ignition switch OFF. Replace contact coil assembly referring to CONTACT COIL CABLE ASSEMBLY REMOVAL AND INSTALLATION .	Turn ignition switch OFF. Replace driver air bag (inflator) module referring to DRIVER AIR BAG (INFLATOR) MODULE REMOVAL AND INSTALLATION:EXCEPT ADVANCED AIR BAG .

NOTE: Upon completion of inspection and repair work, perform the following items.

Reconnect all air bag system components and ensure all components are properly mounted.
Clear DTCs referring to DTC CLEARANCE:EXCEPT ADVANCED AIR BAG , if any.
Repeat AIR BAG DIAGNOSTIC SYSTEM CHECK:EXCEPT ADVANCED AIR BAG to confirm that the trouble has been corrected.