CHECK THE HARNESS BETWEEN THE AIRBAG CONTROL MODULE AND DATA LINK CONNECTOR.

1) Turn the ignition switch to OFF, disconnect the battery ground cable, and wait for 20 seconds or more.

2) Disconnect the connector (AB3) from airbag control module.

3) Connect connector (1R) in the test harness R to the connector (AB3).

4) Measure resistance between connector (4R) in the test harness R and data link connector.

Connector & terminal

(4R) No. 18 — (B40) No. 10:

QUESTION

Is the resistance less than 10 Ω?

Yes No

Repair the harness between the airbag control module and the data link connector. Or replace the airbag main harness along with the bulkhead harness.