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Inspection Procedure

  1. CHECK HARNESS AND CONNECTOR (RADIO RECEIVER - STEREO COMPONENT AMPLIFIER) 
    1. Disconnect the connectors from the radio receiver and the stereo component amplifier.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance 

      RESISTANCE SPECIFIED CONDITION

      Tester Connection Condition Specified Condition
      E40-9 (L+) - E34-3 (L+) Always Below 1 Ω
      E40-19 (L-) - E34-2 (L-) Always Below 1 Ω
      E40-8 (R+) - E34-5 (R+) Always Below 1 Ω
      E40-18 (R-) - E34-4 (R-) Always Below 1 Ω
      E40-9 (L+) - Body ground Always 10 kΩ or higher
      E40-19 (L-) - Body ground Always 10 kΩ or higher
      E40-8 (R+) - Body ground Always 10 kΩ or higher
      E40-18 (R-) - Body ground Always 10 kΩ or higher
      Fig 1: Identifying E40 Radio Receiver And E34 Stereo Component Amplifier Connectors
      G06035722Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

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