Toyota RAV4 manuals

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

Toyota Sienna Service Manual / Park assist / monitoring / Rear view monitor system / Terminals of ECU / Display Signal Circuit between Radio and Navigation Assembly and Television Camera Assembly

DESCRIPTION

This is the display signal circuit of the television camera assembly.

WIRING DIAGRAM

WIRING DIAGRAM

INSPECTION PROCEDURE

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

  1. Disconnect the R10 connector from the radio and navigation assembly.
  2.  Disconnect the T10 connector from the television camera assembly.

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

  1. Measure the resistance according to the value(s) in the table below.

Standard resistance

Standard resistance

2 INSPECT RADIO AND NAVIGATION ASSEMBLY

  1. Reconnect the radio and navigation assembly R10 connector.

 INSPECT RADIO AND NAVIGATION ASSEMBLY

  1. Measure the voltage according to the value(s) in the table below

Standard voltage

Standard voltage

3 INSPECT TELEVISION CAMERA ASSEMBLY

  1. Reconnect the radio and navigation assembly R10 connector and the television camera assembly T10 connector.

INSPECT TELEVISION CAMERA ASSEMBLY

  1. Check the waveform of the television camera assembly using an oscilloscope.

INSPECT TELEVISION CAMERA ASSEMBLY

  1.  Measurement terminal: CV+ - CVMeasurement setting: 0.2 V/DIV, 0.2 μs/DIV Condition: Ignition switch ON, Shift lever in R range

OK: Pulses as shown in the illustration.

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

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