Toyota RAV4 manuals

Toyota Sienna Service Manual: Terminals of ECU

1. TELEVISION CAMERA ASSEMBLY

  1.  Disconnect the T10 camera connector

TELEVISION CAMERA ASSEMBLY

  1. Measure the voltage and resistance of each terminal of the wire harness side connector.

TELEVISION CAMERA ASSEMBLY

If the result is not as specified, there may be a malfunction on the wire harness side.

  1.  Reconnect the T10 camera connector.
  2.  Measure the voltage and frequency of each terminal of the connector.

TELEVISION CAMERA ASSEMBLY

If the result is not as specified, the camera may have a malfunction.

  1.  Reference: Oscilloscope waveform

TELEVISION CAMERA ASSEMBLY

  1.  Waveform 1

TELEVISION CAMERA ASSEMBLY

2. RADIO AND NAVIGATION ASSEMBLY

Problem symptoms table
Before inspecting the suspected areas listed in the table below, check the fuse and relay.  Before inspecting the suspected areas listed in the table below, check the DTCs.  Metho ...

Reverse Signal Circuit
DESCRIPTION The radio and navigation assembly receives a reverse signal from the park/neutral position switch. WIRING DIAGRAM INSPECTION PROCEDURE 1 INSPECT RADIO AND NAVIGATION ASSEMBLY ...

Other materials:

Installation
1. INSTALL OCCUPANT CLASSIFICATION ECU  Check that the ignition switch is off.  Check that the negative battery (-) terminal is disconnected. CAUTION: After disconnecting the negative battery terminal, wait for at least 90 seconds before starting the operation.   ...

On-vehicle inspection
1. Check battery electrolyte level (a) Check the electrolyte level. (1) If the electrolyte level is low, replace the battery (or add distilled water) and check the charging system. 2. CHECK BATTERY SPECIFIC GRAVITY (a) Check the color of the hydrometer. Result 3. CHECK BATTERY VOLTAGE ...

How to proceed with troubleshooting
HINT: *: Use the intelligent tester. 1 VEHICLE BROUGHT TO WORKSHOP 2 CUSTOMER PROBLEM ANALYSIS (a) Confirm problem symptoms 3 CHECK MULTIPLEX COMMUNICATION SYSTEM* Check if the multiplex communication system DTC is output. HINT: The center airbag sensor assembly of this system ...

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