1) Turn the ignition switch to ON in the condition of step 6.
2) Measure the voltage between data link connector and chassis ground.
Connector & terminal
(B40) No. 10 (+) — Chassis ground (−):
Is the voltage less than 1 V?
Repair the harness and connector between each control module and data link connector. (Replace the harness without repairing the airbag harness.)