Toyota RAV4 manuals

Toyota Sienna Service Manual: Terminals of ECU

1. MULTIPLEX NETWORK GATEWAY ECU

  1. Disconnect the G4 ECU connector.

MULTIPLEX NETWORK GATEWAY ECU

  1. Measure the voltage between the specified terminals on the wire harness side connector.

MULTIPLEX NETWORK GATEWAY ECU

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

  1. Measure the resistance between the specified terminals on the wire harness side connector.

MULTIPLEX NETWORK GATEWAY ECU

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

2. MULTIPLEX NETWORK BODY ECU

  1. Disconnect the B7 ECU, 1A, 1C, 1E, 1K and 1L junction block connectors

MULTIPLEX NETWORK BODY ECU

  1. Measure the voltage between the specified terminals on the wire harness side connector.

MULTIPLEX NETWORK BODY ECU

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

  1. Measure the resistance between the specified terminals on the wire harness side connector

MULTIPLEX NETWORK BODY ECU

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

3. AIRBAG SENSOR ASSEMBLY

  1. Disconnect the A21 ECU connector.

AIRBAG SENSOR ASSEMBLY

  1. Measure the voltage between the specified terminals on the wire harness side connector.

AIRBAG SENSOR ASSEMBLY

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

  1. Measure the resistance between the specified terminals on the wire harness side connector.

AIRBAG SENSOR ASSEMBLY

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

4. SEAT POSITION CONTROL ECU (with Driving Position Memory)

  1. Disconnect the P58 and P59 ECU connectors.

SEAT POSITION CONTROL ECU

  1. Measure the voltage between the specified terminals on the wire harness side connector.

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

  1. Measure the resistance between the specified terminals on the wire harness side connector.

SEAT POSITION CONTROL ECU

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

5. AIR CONDITIONING AMPLIFIER

  1. Disconnect the A9 ECU connector.

AIR CONDITIONING AMPLIFIER

  1. Measure the voltage between the specified terminals on the wire harness side connector.

AIR CONDITIONING AMPLIFIER

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

  1. Measure the resistance between the specified terminals on the wire harness side connector.

AIR CONDITIONING AMPLIFIER

HINT:
*1: for Automatic A/C
*2: for Manual A/C

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

6. COMBINATION METER

  1. Disconnect the C10 ECU connector.

COMBINATION METER

  1. Measure the voltage between the specified terminals on the wire harness side connector.

COMBINATION METER

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

  1. Measure the resistance between the specified terminals on the wire harness side connector.

COMBINATION METER

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

7. POWER SLIDE DOOR ECU RH

  1. Disconnect the P27 and P28 ECU connectors.

POWER SLIDE DOOR ECU RH

  1. Measure the voltage between the specified terminals on the wire harness side connector.

POWER SLIDE DOOR ECU RH

POWER SLIDE DOOR ECU RH

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

  1. Measure the resistance between the specified terminals on the wire harness side connector.

POWER SLIDE DOOR ECU RH

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

8. POWER SLIDE DOOR ECU LH

  1. Disconnect the P25 and P26 ECU connectors.

POWER SLIDE DOOR ECU LH

  1. Measure the voltage between the specified terminals on the wire harness side connector.

POWER SLIDE DOOR ECU LH

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

  1. Measure the resistance between the specified terminals on the wire harness side connector.

POWER SLIDE DOOR ECU LH

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

9. POWER BACK DOOR ECU

  1. Disconnect the P13 and P14 ECU connectors.

POWER BACK DOOR ECU

  1. Measure the voltage between the specified terminals on the wire harness side connector.

POWER BACK DOOR ECU

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

  1. Measure the resistance between the specified terminals on the wire harness side connector.

POWER BACK DOOR ECU

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

10. OUTER MIRROR CONTROL ECU RH (with Driving Position Memory)

  1. Disconnect the O11 ECU connector.

OUTER MIRROR CONTROL ECU RH

  1. Measure the voltage between the specified terminals on the wire harness side connector.

OUTER MIRROR CONTROL ECU RH

OUTER MIRROR CONTROL ECU RH

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

  1. Measure the resistance between the specified terminals on the wire harness side connector.

OUTER MIRROR CONTROL ECU RH

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

11. OUTER MIRROR CONTROL ECU LH (with Driving Position Memory)

  1. Disconnect the O9 ECU connector.

OUTER MIRROR CONTROL ECU LH

  1. Measure the voltage between the specified terminals on the wire harness side connector.

OUTER MIRROR CONTROL ECU LH

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

  1. Measure the resistance between the specified terminals on the wire harness side connector

OUTER MIRROR CONTROL ECU LH

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

How to proceed with troubleshooting
HINT: Troubleshoot in accordance with the procedures on the following pages. 1 VEHICLE BROUGHT TO WORKSHOP 2 DTC CHECK Check for DTCs and make a note of the code that is output (See page MP- ...

DTC check / clear
1. CHECK DTC Prepare the intelligent tester. Connect the intelligent tester to DLC3. Turn the ignition switch to the ON position and turn the intelligent tester main switch ON. Use the i ...

Other materials:

Disposal
HINT:  Use the same procedures for the RH side and LH side.  The procedures listed below are for the LH side.  When scrapping a vehicle equipped with the SRS or disposing of the curtain shield airbag assembly, be sure to deploy the airbag first in accordance with the proce ...

Transfer system
PRECAUTION NOTICE: 1. Before disassembly, clean the transfer assembly of any sand or mud to prevent it from entering inside the transfer during disassembly and assembly. 2. When removing any light alloy part such as a transfer cover, do not pry it off with a tool like a screwdriver, but tap ...

Playing an audio CD and MP3/WMA/AAC discs
Insert disc or select “CD” on the audio source selection screen with a disc inserted to begin listening to a CD. Audio control screen Pressing the “AUDIO” button displays the audio control screen from any screens of the selected source. Audio source selection screen appears D ...

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