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VOICE GUIDE OPERATION CHECK =NBEL0234S05 1 PRELIMINARY CHECK 1. Turn ignition switch to ACC position. Is the sound emitted from all speakers? Yes or No Yes © GO TO 2. No © Repair or replace audio system. 2 CHECK NAVI OPERATION ON SIGNAL 1. Disconnect audio unit connector. SEL645XA OK or NG OK © GO TO 3. NG © Repair or replace harness or NAVI control unit. 3 CHECK VOICE SIGNAL CIRCUIT 1. Push “VOICE” button. SEL648X OK or NG OK © GO TO 4. NG © Repair or replace NAVI control unit. GI MA EM LC EC FE AT TF PD AX SU BR ST RS BT HA SC IDX NAVIGATION SYSTEM Trouble diagnoses (Cont’d) EL-421 |