Toyota Venza manuals

Toyota Venza: System Diagram

SYSTEM DIAGRAM

Input and Output Signal of Each ECU

Transmitting ECU (transmitter)

Receiving ECU

Signal

Communication Method

Power management Control ECU

Steering Lock ECU (Steering Lock Actuator Assembly)

Power supply status (to steering lock motor)

LIN

Steering Lock ECU (Steering Lock Actuator Assembly)

Certification ECU (Smart Key ECU Assembly)

Sleep available status

LIN

Steering Lock ECU (Steering Lock Actuator Assembly)

  • Certification ECU (Smart Key ECU Assembly)
  • Power Management Control ECU

Lock/Unlock sensor status

LIN

Steering Lock ECU (Steering Lock Actuator Assembly)

Certification ECU (Smart Key ECU Assembly)

Steering lock status

LIN

Steering Lock ECU (Steering Lock Actuator Assembly)

Certification ECU (Smart Key ECU Assembly)

Motor control status

LIN

Steering Lock ECU (Steering Lock Actuator Assembly)

Certification ECU (Smart Key ECU Assembly)

Diagnostic response status

LIN

Steering Lock ECU (Steering Lock Actuator Assembly)

Certification ECU (Smart Key ECU Assembly)

Lock/Unlock sensor malfunction

LIN

Steering Lock ECU (Steering Lock Actuator Assembly)

Certification ECU (Smart Key ECU Assembly)

Power supply malfunction

(to steering lock motor)

LIN

Steering Lock ECU (Steering Lock Actuator Assembly)

Certification ECU (Smart Key ECU Assembly)

Motor driver malfunction

LIN

Steering Lock ECU (Steering Lock Actuator Assembly)

  • Certification ECU (Smart Key ECU Assembly)
  • Power Management Control ECU

Lock bar (stuck) status

LIN

Steering Lock ECU (Steering Lock Actuator Assembly)

  • Certification ECU (Smart Key ECU Assembly)
  • Power Management Control ECU

Push start status

LIN

Steering Lock ECU (Steering Lock Actuator Assembly)

Certification ECU (Smart Key ECU Assembly)

Lock/Unlock relay drive status

LIN

Steering Lock ECU (Steering Lock Actuator Assembly)

  • Certification ECU (Smart Key ECU Assembly)
  • Power Management Control ECU

Engine start control status

LIN

System Description
SYSTEM DESCRIPTION 1. DESCRIPTION (a) The steering lock system locks/unlocks the steering when by activating the steering lock bar with a motor. The steering lock ECU (steering lock actuator assem ...

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: Perform troubleshooting in accordance with the following flowchart. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO ...

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Data List / Active Test
DATA LIST / ACTIVE TEST 1. DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. This non-intrusive inspection can be very useful bec ...

Reassembly
REASSEMBLY PROCEDURE 1. INSTALL FRONT BUMPER SIDE RETAINER LH (a) Engage the claw and install the front bumper side retainer LH. Text in Illustration *1 Bolt *2 S ...

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