Toyota RAV4 manuals

Toyota Sienna Service Manual: Radio and Navigation Assembly Communication Error

Toyota Sienna Service Manual / Navigation / Navigation system / Diagnostic trouble code chart / Radio and Navigation Assembly Communication Error

INSPECTION PROCEDURE

1 IDENTIFY THE COMPONENT SHOWN BY THE SUB-CODE

IDENTIFY THE COMPONENT SHOWN BY THE SUB-CODE

  1. Enter the diagnostic mode.
  2.  Press the "LAN Mon" switch to change to "LAN Monitor" mode.
  3.  Identify the component shown by the sub-code.

HINT:

2 CHECK POWER SOURCE CIRCUIT OF COMPONENT SHOWN BY SUB-CODE

  1. Inspect the power source circuit of the component shown by the sub-code.

    If the power source circuit is operating normally, proceed to the next step

Component Table:

Component Table

3 CHECK RADIO AND NAVIGATION ASSEMBLY

CHECK RADIO AND NAVIGATION ASSEMBLY

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

Standard resistance

Standard resistance

4 CHECK HARNESS AND CONNECTOR

HINT:

  1.  Referring to the AVC-LAN wiring diagram below, check the AVC-LAN circuit between the radio and navigation assembly and the component shown by the sub-code.
  1.  Disconnect all connectors between the radio and navigation assembly and the component shown by sub-code.
  2.  Check for an open or short in the AVC-LAN circuit between the radio and navigation assembly and the component shown by the sub-code

CHECK HARNESS AND CONNECTOR

OK: There is no open or short circuit.

5 REPLACE COMPONENT SHOWN BY SUB-CODE

  1. Replace the component shown by the sub-code with a normal one and check if the same problem occurs again.

OK: Same problem does not occur.

END

Stereo Component Amplifier Communication Error
INSPECTION PROCEDURE 1 IDENTIFY THE COMPONENT SHOWN BY THE SUB-CODE Enter the diagnostic mode.  Press the "LAN Mon" switch to change to "LAN Monitor" mode. &nbs ...

Television Display Assembly Communication Error
INSPECTION PROCEDURE 1 IDENTIFY THE COMPONENT SHOWN BY THE SUB-CODE Enter the diagnostic mode.  Press the "LAN Mon" switch to change to "LAN Monitor" mode. &nbs ...

Other materials:

Quarter windows
The quarter windows can be opened to bring in fresh outside air for additional ventilation. Opening and closing procedures Manual type Pull the handle and swing the window fully out to open. Power type Opening Closing Both the left and right quarter windows move. T ...

Mute Signal Circuit between Radio and Navigation Assembly and Stereo Component Amplifier
DESCRIPTION This circuit sends a signal to the stereo component amplifier to mute noise. Because of that, the noise produced by changing the sound source ceases. If there is an open in the circuit, noise can be heard from the speakers when changing the sound source. If there is a short i ...

EVAP System
RELATED DTCS If any EVAP system DTCs are set, the malfunctioning area can be determined using the table below. NOTICE: If the 0.02 inch reference pressure difference between the first and second checks is greater than the specification, the DTCs corresponding to the reference pressur ...

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