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.
Sliding Roof System

Symptom

Suspected Area

See page

Sliding Roof does not Move by Operating Sliding Roof Control Switch

Sliding roof ECU (sliding roof drive gear sub-assembly)


Sliding roof switch (roof console box assembly)


Wire harness or connector


Initialization
INITIALIZATION 1. INITIALIZE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) NOTICE: When the sliding roof glass, sliding roof housing or sliding roof ECU (sliding roof drive ge ...

Diagnosis System
DIAGNOSIS SYSTEM 1. DESCRIPTION (a) Sliding roof system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3). When the system seems to be malfuncti ...

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System Diagram
SYSTEM DIAGRAM Communication Table Sender Receiver Signal Line ECM Main Body ECU (Driver Side Junction Block Assembly) Transmission information Park (P) st ...

Passenger Side Buckle Switch Circuit Malfunction (B1771)
DESCRIPTION The passenger side buckle switch circuit consists of the occupant classification ECU and front seat inner belt assembly RH. DTC B1771 is recorded when a malfunction is detected in the passenger side buckle switch circuit. Troubleshoot DTC B1 ...

Inspection
INSPECTION PROCEDURE 1. INSPECT INTAKE AIR CONTROL VALVE (for ACIS) (a) Inspect the diaphragm. (1) Using a vacuum pump, apply a vacuum of 60 kPa (450 mmHg, 17.7 in.Hg) or higher to the diaphragm chamber. Wait for 1 minute and check that the ...

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