Toyota RAV4 manuals

Toyota Sienna Service Manual: Radio Receiver Communication Error

INSPECTION PROCEDURE

1 IDENTIFY THE COMPONENT SHOWN BY THE SUB-CODE

  1. Enter the diagnostic mode

IDENTIFY THE COMPONENT SHOWN BY THE SUB-CODE

  1. Press the preset switch "3" to change to "Detailed Information Mode".
  2.  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

Proceed to

Stereo component amplifier (440) Stereo component amplifier power source circuit
Television display assembly (1B0) Television display assembly power source circuit

3 INSPECT RADIO RECEIVER

INSPECT RADIO RECEIVER

  1. Disconnect the radio receiver connectors.
  2.  Measure the resistance according to the value(s) in the table below.

Standard resistance

Standard resistance

*1: 10 Speaker System

4 CHECK HARNESS AND CONNECTOR (RADIO RECEIVER - COMPONENT SHOWN BY SUB-CODE)

HINT:

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

OK: There is no open or short circuit.

CHECK HARNESS AND CONNECTOR (RADIO RECEIVER - COMPONENT SHOWN BY SUB-CODE)

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

Vehicle Speed Signal Circuit between Stereo Component Amplifier and Combination Meter
DESCRIPTION This circuit is necessary for the ASL (Auto Sound Leveliser) built into the stereo component amplifier. Speed signals are received from the combination meter and used for the ASL. ...

Stereo Component Amplifier Communication Error
INSPECTION PROCEDURE 1 IDENTIFY THE COMPONENT SHOWN BY THE SUB-CODE Enter the diagnostic mode. Press the preset switch "3" to change to "Detailed Information Mode" ...

Other materials:

Removal
HINT: Replace the RH side using the same procedures as for the LH side. 1. REMOVE FRONT WHEEL 2. REMOVE FRONT AXLE HUB LH NUT (See page DS- 5) 3. SEPARATE SPEED SENSOR FRONT LH (See page DS-5) 4. SEPARATE FRONT DISC BRAKE CALIPER ASSEMBLY LH (a) Remove the 2 bolts and separate the front ...

Stop Light Switch Circuit Malfunction
DTC P0571 Stop Light Switch Circuit Malfunction DESCRIPTION The ECM receives the brake demand signal from the distance control ECU and transmits it to the skid control ECU (brake actuator assembly). The skid control ECU (brake actuator assembly) receives a signal from the ECM and operates ...

Removal
1. REMOVE FRONT DOOR OPENING TRIM WEATHERSTRIP LH 2. REMOVE FRONT DOOR OPENING TRIM WEATHERSTRIP RH 3. REMOVE FRONT PILLAR GARNISH LH 4. REMOVE FRONT PILLAR GARNISH RH 5. REMOVE VISOR ASSEMBLY LH 6. REMOVE VISOR ASSEMBLY RH 7. REMOVE ASSIST GRIP SUB-ASSEMBLY (2) 8. REMOVE VISOR HOLDER (1) ...

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