CHECK WIRING HARNESS.

1) Disconnect the outside rear antenna connector and the collation CM connector.

2) Using a tester, check continuity between the outside rear antenna connector and collation CM connector.

Connector & terminal

(R299) No. 1 — (B421) No. 31:

(R299) No. 2 — (B421) No. 32:

QUESTION

Is there continuity?

Yes No

Repair or replace the open circuit of harness.