Toyota RAV4 manuals

Toyota Sienna Service Manual: Display Signal Circuit between Television Display Assembly and Radio and Navigation Assembly

Toyota Sienna Service Manual / Navigation / Navigation system / Diagnostic trouble code chart / Display Signal Circuit between Television Display Assembly and Radio and Navigation Assembly

DESCRIPTION

This circuit sends a DVD image signal from the television display assembly to the radio and navigation assembly.

WIRING DIAGRAM

WIRING DIAGRAM

INSPECTION PROCEDURE

1 CHECK HARNESS AND CONNECTOR (RADIO AND NAVIGATION ASSEMBLY - TELEVISION DISPLAY ASSEMBLY)

CHECK HARNESS AND CONNECTOR (RADIO AND NAVIGATION ASSEMBLY - TELEVISION DISPLAY ASSEMBLY)

  1. Disconnect the radio and navigation assembly connector R16 and television display assembly connector T14.
  2.  Measure the resistance according to the value(s) in the table below.

Standard resistance

Standard resistance

2 INSPECT TELEVISION DISPLAY ASSEMBLY

INSPECT TELEVISION DISPLAY ASSEMBLY

  1. Reconnect the television display assembly connector R16.
  2.  Measure the waveform according to the table below.

OK

OK

HINT: The waveform pattern may differ from that shown in the illustration below due to differences in oscilloscope setting. A normal television display assembly operating condition can be determined if any waveform is output.

INSPECT TELEVISION DISPLAY ASSEMBLY

  1. Oscilloscope waveform
  1.  Terminal: VV+ - Body groun Setting: 200 mV/DIV., 10 μs/DIV.

    Condition: DVD display is ON.

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

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