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 ...

Other materials about Toyota Venza:

Relay
On-vehicle Inspection ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT TAILLIGHT RELAY (TAIL) (a) Remove the taillight relay from the main body ECU (driver side junction block assembly). (b) Measur ...

Removal
REMOVAL PROCEDURE 1. REMOVE WINDSHIELD WIPER MOTOR AND LINK (a) Remove the windshield wiper motor and link (See page ). 2. REMOVE OUTER COWL TOP PANEL SUB-ASSEMBLY 3. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY 4. REMOVE COOL AIR INTAKE DUCT SEAL ...

Rear Power Window RH does not Operate with Rear Power Window Switch RH
DESCRIPTION When the engine is running or the ignition switch is ON, the power window regulator motor assembly (for rear RH side) is operated by the power window regulator switch assembly (for rear RH side). The power window regulator motor assembly (for ...

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