Toyota Venza manuals

Toyota Venza: Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

HINT:

  • Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
  • Inspect the fuses and relays related to this system before inspecting the suspected areas below.
Power Mirror Control System

Symptom

Suspected Area

See page

Driver Side Power Mirror cannot be Adjusted with Power Mirror Switch

CAN communication system


Outer mirror switch assembly

-

Main body ECU (driver side junction block assembly)

-

Outer mirror control ECU assembly (driver door)

-

Outer rear view mirror assembly (driver door)

-

Wire harness or connector

-

Front Passenger Side Power Mirror cannot be Adjusted with Power Mirror Switch

CAN communication system


Outer mirror switch assembly

-

Main body ECU (driver side junction block assembly)

-

Outer mirror control ECU assembly (front passenger door)

-

Outer rear view mirror assembly (front passenger door)

-

Wire harness or connector

-

Power Mirror cannot be Adjusted with Power Mirror Switch

CAN communication system


Outer mirror switch assembly

-

Main body ECU (driver side junction block assembly)

-

Wire harness or connector

-

Mirror Heater does not Operate with Rear Defogger Switch

Windshield deicer system


MIR HTR fuse

-

DEICER relay

-

Outer rear view mirror assembly (driver door)


Outer rear view mirror assembly (front passenger door)


Outer mirror RH


Outer mirror LH


Wire harness or connector

-

Power Retract Mirrors do not Operate with Power Retract Mirror Switch*1

Outer mirror switch assembly


Outer rear view mirror assembly (driver door)


Outer rear view mirror assembly (front passenger door)


Wire harness or connector

-

Power Mirror Surface Position is not Memorized (Registration operation that does not use wireless or smart key is not functioning)

CAN communication system


Main body ECU (driver side junction block assembly)

-

Seat memory switch

-

Outer rear view mirror assembly (driver door)

-

Outer rear view mirror assembly (front passenger door)

-

Outer mirror control ECU assembly (driver door)

-

Outer mirror control ECU assembly (front passenger door)

-

Wire harness or connector

-

Power Mirrors do not Return to Memorized Position (Recall operation that does not use wireless or smart key is not functioning)

CAN communication system


Seat memory switch

-

Main body ECU (driver side junction block assembly)

-

Outer rear view mirror assembly (driver door)

-

Outer rear view mirror assembly (front passenger door)

-

Outer mirror control ECU assembly (driver door)

-

Outer mirror control ECU assembly (front passenger door)

-

Reverse Shift-linked Function of Power Mirrors does not Operate

CAN communication system


SFI system

-

Outer mirror switch assembly

-

Outer mirror control ECU assembly (driver door)

-

Outer mirror control ECU assembly (front passenger door)

-

Outer rear view mirror assembly (driver door)

-

Outer rear view mirror assembly (front passenger door)

-

Main body ECU (driver side junction block assembly)

-

Park/neutral position switch assembly

-

Wireless Transmitter Memory Function does not Operate (Registration operation that does not use wireless or smart key is not functioning)

Wireless door lock control system


Smart key system*2

-

Main body ECU (driver side junction block assembly)

-

Outer rear view mirror assembly (driver door)

-

Outer rear view mirror assembly (front passenger door)

-

Outer mirror control ECU assembly (driver door)

-

Outer mirror control ECU assembly (front passenger door)

-

Wireless-linked Return Function does not Operate (Recall operation that does not use wireless or smart key is not functioning)

Wireless door lock control system


Smart key system*2

-

Main body ECU (driver side junction block assembly)

-

Outer mirror control ECU assembly (driver door)

-

Outer mirror control ECU assembly (front passenger door)

-

Outer rear view mirror assembly (driver door)

-

Outer rear view mirror assembly (front passenger door)

-

  • *1: w/ Retract Mirror
  • *2: w/ Smart Key System
Operation Check
OPERATION CHECK 1. CHECK REMOTE CONTROL MIRROR FUNCTION (a) Turn the ignition switch ON. (b) With the mirror select switch set to L, check that the outer rear view mirror LH surface moves up, dow ...

Terminals Of Ecu
TERMINALS OF ECU 1. CHECK OUTER MIRROR CONTROL ECU ASSEMBLY (DRIVER DOOR) (a) Disconnect the I13 connector. (b) Measure the voltage and resistance according to the value(s) in the table below. ...

Other materials about Toyota Venza:

Assist Map Number Un-Writing (C1581)
DESCRIPTION The power steering ECU stores this DTC when it determines that the assist map is not written in the ECU. HINT: The assist map is data written in the power steering ECU to control the degree of assistance. The assist map is selected based on ...

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: Use these procedure to troubleshoot the seat belt warning system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT ...

Power Source Circuit
DESCRIPTION This circuit supplies power source voltage from the battery to terminal B of the steering lock ECU (steering lock actuator assembly). This is used as power source for the CPU, motor, communication, and peripheral circuits. WIRING DIAGRAM P ...

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