CHECK HARNESS CONNECTOR BETWEEN EACH CONTROL MODULE AND DATA LINK CONNECTOR.

1) Turn the ignition switch to OFF.

2) Disconnect connectors from power steering control module, ECM, ABS CM, VDC CM, airbag CM and body integrated unit.

CAUTION:

When disconnecting the connector from airbag CM, always follow the precautions on AB section.

3) Measure the resistance between data link connector and chassis ground.

Connector & terminal

(B40) No. 7 — Chassis ground:

QUESTION

Is the resistance 1 MΩ or more?

Yes No

Repair the short circuit to ground in harness and connector between each control module and data link connector.