Cannot Call in a Certain Place

WARNING: This page is about a different car, the 2006 Lexus RX 400h. However, it is still accessible from the selected car via links, so may be relevant.

CHECK SURROUNDING CONDITIONS
1. Check if the cellular phone can make calls in a certain place.
  OK: It can make calls.
NG: END (CELLULAR PHONES CAN ONLY FUNCTION IN CELLULAR SERVICE AREAS)

OK: GO TO NEXT STEP.
CHECK RECEPTION
1. Check if the reception level is the same on the cellular phone and the multi-display.
  OK: Reception level is different.
NG: REPLACE MULTI-DISPLAY

Fig 1: Display Information Menu - Cellular Phone
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: GO TO NEXT STEP.
CHECK RECEPTION
1. Place a cellular phone close to the multi-display.
2. Check if the reception level becomes the same on the cellular phone and the multi-display.
  OK: Reception level does not become the same.
  
  Fig 2: Display Information Menu - Cellular Phone
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  HINT:
  
  The multi-display receives radio waves of different strength depending on the strength of the radio wave transmitted by the cellular phone.
NG: REPLACE MULTI-DISPLAY

OK: END