Lexus IS250 IS220d GSE20 ALE20 - NAVIGATION

INSPECTION PROCEDURE

CHECK CONDITION

CHECK MAP DISC

CHECK MAP DISC

CHECK MICROPHONE (NAVIGATION CHECK MODE)

NAVIGATION SYSTEM - Voice Recognition Difficulty

INSPECTION PROCEDURE

1.CHECK CONDITION

Check if the system's voice recognition level is low by using only one particular voice.

  • OK:
  • System's voice recognition level is low with any voice.
  • HINT:
  • If system's voice recognition level varies depending on voice and pronunciation, this is not a malfunction.
NG
END
OK
2.CHECK MAP DISC
Navigation System - Voice Recognition Difficulty. NAVIGATION. Lexus IS250 IS220d GSE20 ALE20

Check that the map disc is not deformed or cracked.

  • OK:
  • No deformations or cracks on map disc.
NG
REPLACE MAP DISC
OK
3.CHECK MAP DISC
Navigation System - Voice Recognition Difficulty. NAVIGATION. Lexus IS250 IS220d GSE20 ALE20

Check for dirt on the map disc surface.

  • OK:
  • No dirt is on map disc surface.
  • NOTICE:
  • Do not use a conventional record cleaner or anti-static preservative.
  • HINT:
  • If the disc is dirty, clean the disc by wiping the disc surface radially with a soft cloth.
NG
CLEAN MAP DISC
OK
4.CHECK MICROPHONE (NAVIGATION CHECK MODE)
Navigation System - Voice Recognition Difficulty. NAVIGATION. Lexus IS250 IS220d GSE20 ALE20

Enter the "MICROPHONE & VOICE RECOGNITION CHECK" mode .

When voice is input into the microphone, check that the microphone input level meter changes according to the input voice.

Push the recording switch and perform voice recording.

  • HINT:
  • Voice can be recorded up to 5 seconds.

Check that the recording indicator remains on while recording and that the recorded voice is played normally without noise or distortion.

  • OK:
  • All check results are normal.
NG
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
OK
END
LEXUS IS250, IS220d / GSE20 ALE20