Inspection Procedure

1. Disconnect the radio receiver R16 connector and stereo component amplifier S14 connector.
2. Measure the resistance according to the values in RADIO RECEIVER - STEREO COMPONENT AMPLIFIER  .

   Standard resistance 

   RADIO RECEIVER - STEREO COMPONENT AMPLIFIER
   
   

   Tester connection	Specified condition
   L+ (S14-3) - L+ (R16-9)	Below 1 Ω
   L- (S14-2) - L- (R16-19)	Below 1 Ω
   R+ (S14-5) - R+ (R16-8)	Below 1 Ω
   R- (S14-4) - R- (R16-18)	Below 1 Ω
   L+ (S14-3) - Body ground	10 kΩ or higher
   L- (S14-2) - Body ground	10 kΩ or higher
   R+ (S14-5) - Body ground	10 kΩ or higher
   R- (S14-4) - Body ground	10 kΩ or higher

   Fig 1: Checking Harness And Connector (Radio Receiver)

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
   Fig 2: Checking Harness And Connector (Stereo Component)

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN  PROBLEM SYMPTOMS TABLE