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:

Starter Relay Circuit High (P0617)
DESCRIPTION While the engine is being cranked, battery voltage is applied to terminal STA of the TCM. If the TCM detects the Starter Control (STA) signal while the vehicle is being driven, it determines that there is a malfunction in the STA circuit. The ...

Lost Communication with Gateway Module (Power Management2) (U1002)
DESCRIPTION The power management control ECU will store this DTC when no signals can be received from the ECUs that have been memorized as those that are connected to the power management bus. When the power management control ECU receives ...

Rear Power Window RH Auto Up / Down Function does not Operate with Rear Power Window Switch RH
DESCRIPTION If the manual up/down function can be performed but the auto up/down function cannot, the fail-safe mode may be functioning. If the power window initialization (See page ) has not been performed, the auto up/down function will not operate. ...

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