1. Check for continuity between the following terminals of the hands free telephone control unit connector (22P) and the roof console connector 10P (LHD) or 12P (RHD).
   22P: | 10P (LHD): | 12P (RHD):
   --- | --- | ---
   No. 9 | No. 2 | No. 2
   No. 10 | No. 1 | No. 3
Is there continuity?
YES | - | Go to Step 9 .
NO | - | Repair open in the wires between the hands free telephone control unit and the roof console.■
Disconnect the 14P connector from the navigation unit. | RHD type LHD type