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:

Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) (P0128)
DESCRIPTION HINT: This DTC relates to the thermostat. This DTC is stored when the engine coolant temperature does not reach 75°C (167°F) despite sufficient engine warm-up time having elapsed. DTC No. DTC Detection Condition ...

Internal Control Module EEPROM Error (P062F)
DESCRIPTION The ECM monitors its internal operation and it stores this DTC when it detects an internal malfunction. DTC No. DTC Detection Condition Trouble Area P062F An ECM internal error (EEPRO ...

Installation
INSTALLATION PROCEDURE 1. TEMPORARILY TIGHTEN REAR DISC BRAKE BLEEDER PLUG (a) Temporarily tighten the rear disc brake bleeder plug. HINT: Fully tighten the rear disc brake bleeder plug after bleeding any air left in the system. (b) Install the rear di ...

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