Toyota Venza manuals

Toyota Venza: System Diagram


Communication Table

Transmitting ECU (Transmitter)

Receiving ECU


Communication Method

Main body ECU (Driver side junction block assembly)

Certification ECU (Smart key ECU assembly)

Courtesy light switch signal


Door lock output signal

Back door output request signal

Door lock position switch signal

Driver door key operated switch signal

Certification ECU (Smart key ECU assembly)

Main body ECU (Driver side junction block assembly)

Illumination light request signal


Door lock/unlock request signal

Certification ECU (Smart key ECU assembly)

Combination meter assembly

Meter buzzer single tone request signal


Meter buzzer intermittent tone request signal

Meter buzzer continuous tone request signal

Key loss warning signal

Low key battery warning signal

Steering lock malfunction warning signal

Steering lock not-released warning signal

Shift position warning signal

Emergency operation support display request signal

Engine start method display request signal

Combination meter assembly

  • Certification ECU (Smart key ECU assembly)
  • Main body ECU (Driver side junction block assembly)

Vehicle speed signal


Steering lock ECU (Steering lock actuator assembly)

Certification ECU (Smart key ECU assembly)

Encryption code signal


Encryption code finish signal

Encryption calculate fixed number memory requirement signal

During entry control signal

Parts Location

System Description
SYSTEM DESCRIPTION CAUTION: If using a pacemaker, be sure to read the manual of the pacemaker before using the key, as the radio waves of the key may affect the pacemaker. 1. SMART KEY SYSTEM DES ...

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Assist Map Number Mismatch (C1582)
DESCRIPTION When an incorrect ECM or brake actuator assembly (skid control ECU) is installed after the assist map has been recorded in the power steering ECU, then DTC C1582 is stored because the data does not match the vehicle specifications. ...

Glossary Of Sae And Toyota Terms
GLOSSARY OF SAE AND TOYOTA TERMS This glossary lists all SAE-J1930 terms and abbreviations used in this manual in compliance with SAE recommendations, as well as their TOYOTA equivalents. SAE Abbreviation SAE Term TOYOTA ...

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