Toyota Venza manuals

Toyota Venza: System Diagram


Communication Table





Main body ECU (Driver side junction block assembly)

Power back door ECU (Power back door motor unit)

  • Power back door control switch signal
  • Back door unlock detection switch signal
  • Vehicle speed signal
  • Electrical transmitter switch signal
  • Shift position switch signal


Power back door ECU (Power back door motor unit)

Main body ECU (Driver side junction block assembly)

  • Hazard warning light signal
  • Back door courtesy switch signal


Certification ECU

Main body ECU (Driver side junction block assembly)

Transmitter switch signal


System Description
SYSTEM DESCRIPTION 1. POWER BACK DOOR SYSTEM DESCRIPTION (a) The power back door system controls the power back door by automatically opening and closing the power back door with a motor. (1) The ...

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: Use the following procedures to troubleshoot the power back door system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUG ...

Other materials about Toyota Venza:

Freeze Frame Data
FREEZE FRAME DATA 1. CHECK FREEZE FRAME DATA (a) Connect the Techstream to the DLC3. (b) Turn the ignition switch to ON. (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Navigation System / Trouble Codes. (e) Select a DTC to ...

Key battery
Replace the battery with a new one if it is discharged.  - You will need the following items: • Flathead screwdriver (To prevent damage to the key, cover the tip of the screwdriver with rag.) • Small Phillips-head screwdriver • Lithium battery ...

Data Signal Circuit between Navigation Receiver Assembly and Extension Module
DESCRIPTION The stereo component tuner assembly sends the image data signal to the navigation receiver assembly via this circuit. WIRING DIAGRAM PROCEDURE 1. CHECK NAVIGATION WIRE (a) Remove the navigation wire (See pag ...

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