Toyota Venza manuals

Toyota Venza: Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

  • 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 Back Door System

Symptom

Suspected Area

See page

Power Back Door cannot be Operated Using Any Switch

Back door closer system


Initialize power back door ECU (Power back door motor unit)

-

Meter/gauge system

-

Main body ECU (Driver side junction block assembly)

-

Touch sensor circuit

-

Power back door main switch circuit

-

Power back door ECU (Power back door motor unit)

-

Wire harness or connector

-

Power Back Door cannot be Opened or Closed Using the Power Back Door Switch

Power back door control switch


Power back door ECU (Power back door motor unit)

-

Main body ECU (Driver side junction block assembly)

-

Wire harness or connector

-

Power Back Door cannot be Closed Using the Power Back Door Closer Switch

Power back door closer switch


Power back door ECU (Power back door motor unit)

-

Wire harness or connector

-

Jam Protection Function Activates During Power Back Door Operation

Fitting condition of back door


Touch sensor circuit

-

Power back door ECU (Power back door motor unit)

-

Wire harness or connector

-

Power Back Door Warning System does not Operate

Power back door warning buzzer


Hazard warning light circuit

-

Power back door ECU (Power back door motor unit)

-

Wire harness or connector

-

Only Wireless Control Function is Inoperative (w/ Smart Key System)

Proceed to: All Door Entry Lock/Unlock Functions and Wireless Functions do not Operate.


Only Wireless Control Function is Inoperative (w/o Smart Key System)

Proceed to: Only Wireless Control Function is Inoperative


Initialization
INITIALIZATION 1. RESET BACK DOOR CLOSE POSITION NOTICE: Perform initialization of the power back door system (power back door ECU initialization) if one of the following is performed: Th ...

Diagnosis System
DIAGNOSIS SYSTEM 1. DESCRIPTION (a) The power back door ECU (power back door motor unit) controls the power back door system functions. Power back door system data and Diagnostic Trouble Code (DTC ...

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Steering Angle Sensor Circuit Malfunction (C1231/31)
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DESCRIPTION DTC No. DTC Detection Condition Trouble Area U0208 No communication from the position control ECU and switch assembly. Position control ECU and switch assembly bran ...

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