Toyota Venza manuals

Toyota Venza: System Description

SYSTEM DESCRIPTION

1. LIN COMMUNICATION SYSTEM DESCRIPTION

The LIN communication system is used for communication between the components in the table below. If communication cannot be performed through LIN communication because of an open in the communication lines or other reason, the master control ECU of the relevant system will store a DTC. Refer to the table below about the communication bus lines and connected components.

HINT:

Each component has a fail-safe function which activates to maintain the minimum performance of the system and protect the system.

Door Bus Lines

Component

Master Control

LIN Communication DTC Output Function

Main Body ECU (Driver Side Junction Block Assembly)

Power Window Regulator Motor Assembly (for Driver Side)

-

-

Power Window Regulator Motor Assembly (for Front Passenger Side)

-

-

Power Window Regulator Motor Assembly (for Rear LH Side)

-

-

Power Window Regulator Motor Assembly (for Rear RH Side)

-

-

Multiplex Network Master Switch Assembly

-

-

Sliding Roof ECU (Sliding Roof Drive Gear Assembly)*

-

-

  • *: w/ Sliding Roof
Certification Bus Lines

Component

Master Control

LIN Communication DTC Output Function

Certification ECU (Smart Key ECU Assembly)

Power Source Control ECU (Power Management Control Computer Assembly)

-

Steering Lock ECU (Steering Lock Actuator Assembly)

-

-

Air Conditioning Bus Lines

Component

Master Control

LIN Communication DTC Output Function

Air Conditioning Amplifier Assembly

-

Air Conditioning Control Assembly

-

-

Lighting Bus Lines

Component

Master Control

LIN Communication DTC Output Function

AFS ECU (Headlight Swivel ECU Assembly)

-

Inner Rear View Mirror Assembly

-

-

Parts Location
PARTS LOCATION ILLUSTRATION ILLUSTRATION ILLUSTRATION ILLUSTRATION ...

System Diagram
SYSTEM DIAGRAM 1. DOOR BUS LINES 2. CERTIFICATION BUS LINES [w/ Smart Key System] 3. AIR CONDITIONING BUS LINES 4. LIGHTING BUS LINES [w/ Smart Beam] ...

Other materials about Toyota Venza:

Precaution
PRECAUTION 1. PRECAUTION FOR DISCONNECTING THE BATTERY CABLE NOTICE: When disconnecting the cable from the negative (-) battery terminal, initialize the following systems after the cable is reconnected: System See Procedure ...

Removal
REMOVAL PROCEDURE 1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL NOTICE: When disconnecting the cable, some systems need to be initialized after the cable is reconnected (See page ). 2. REMOVE RADIATOR RESERVE TANK ASSEMBLY (a) Remove t ...

Inspection
INSPECTION PROCEDURE 1. INSPECT PARK/NEUTRAL POSITION SWITCH ASSEMBLY (a) Measure the resistance according to the value(s) in the table below when the shift lever is moved to each position. Text in Illustration *1 ...

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