Inspection Procedure

1. Check that a proper CD is inserted.
   1. Make sure that the CD is normal audio CD, and that there is no deformation, flaw, stain, burr and other defects on the CD.

      Standard: Normal audio CD. 

Reference:

• Translucent or different-shaped CD cannot be played.
• CD-ROM for personal computers (with music recorded in) and recorded CD-R may not be played.
• Playing an 3.2 in. (8-cm) CD does not require an adapter.

1. NG: CD FAULTY 
2. OK: GO TO NEXT STEP. 

1. Check that a proper CD is inserted.
   1. Check whether or not the CD is inserted upside down.

      Standard: Not upside down. 

1. NG: SET DISC CORRECTLY 
2. OK: GO TO NEXT STEP. 

1. Disk cleaning
   1. If the disk gets dirty, clean the disk by wiping the surface from the center to outside in the radial directions with a soft cloth.
      NOTE: Do not use a conventional record cleaner or anti-static preservative.
      Fig 1: Cleaning Disk

      Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. OK: DISC DIRTY 
2. NG: 

1. Replace the CD with another and recheck.
   1. Replace the faulty CD with the normal one to see if the same trouble occurs again.

      Standard: malfunction disappear. 

1. OK: CD FAULTY 
2. NG: 

1. Check if the radio auto-search function properly.
   1. Perform the auto-research of the radio and check that the operation is normal.

      Standard: malfunction disappear. 

1. OK: CHECK AND REPLACE RADIO RECEIVER ASSY 
2. NG: 

1. Check that the continuity between terminals at each condition, as shown in the chart.

   Standard: 

   RADIO RECEIVER ASSY CONNECTOR TERMINAL CONTINUITY
   
   

   Tester connection	Condition	Specified condition
   GND-Body ground	Constant	Continuity

   Fig 2: Inspecting Radio Receiver Assy Connector Terminal +B, ACC And GND

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Check that the voltage between terminals at each condition, as shown in the chart.

   Standard: 

   RADIO RECEIVER ASSY CONNECTOR TERMINAL VOLTAGE
   
   

   Tester connection	Condition	Specified condition
   +B-GND	Constant	10-14 V
   ACC-GND	Ignition switch ACC or ON	10-14 V

1. OK: CHECK AND REPLACE RADIO RECEIVER ASSY 
2. NG: REPAIR OR REPLACE HARNESS OR CONNECTOR