Diagnostic Procedure For Cabling

DIAGNOSIS PROCEDURE FOR CABLING

DIAGNOSIS PROCEDURE





Step 1
Disconnect connectors (A) and (C), (B) and (D), then connect (A) and (B).
This method returns the audio connection to the original condition before connecting the receiver and relay module, to judge whether the rear speaker and vehicle wire are normal or not.

Step 2
If the result in step 1 is normal, replace the sub-wire.