7. Connect the SRS inflator simulator (2 Ohms connectors) and simulator lead K to the floor wire harness.
8. Reconnect the negative cable to the battery.
9. Clear the DTCs with the HDS.
10. Check for DTCs with the HDS.
Is DTC 21-3x indicated?
YES -
Go to step 11.
NO -
Short to another wire in the driver's seat belt tensioner; replace the driver's seat belt See: Restraints and Safety Systems/Seat Belt Systems/Seat
Belt/Service and Repair/Front Seat Belt Replacement, then clear the DTC.?
11. Turn the ignition switch to LOCK (0).
12. Disconnect the negative cable from the battery, then wait at least 3 minutes.
13. Disconnect SRS unit connector B (39P) from the SRS unit.
14. Connect the SRS short canceller (070AZ-SAA0100) to SRS unit connector B terminals No. 12 and No. 13.
15. Disconnect the simulator lead from the floor wire harness.
16. Measure the resistance between SRS unit connector B (39P) terminals No. 12 and No. 13. There should be an open circuit or at least 1
MOhms.
Is the resistance as specified?
YES -
Faulty SRS unit or poor connection at SRS unit connector B (39P) and the SRS unit. Check the connection; if the connection is OK, replace the
SRS unit See: Relays and Modules/Relays and Modules - Restraints and Safety Systems/Air Bag Control Module/Service and Repair/SRS Unit