Toyota Venza manuals

Toyota Venza: Diagnosis System

DIAGNOSIS SYSTEM

1. DESCRIPTION

The ECU stores trouble codes when malfunctions occur.

The diagnostic system allows for reading of the trouble codes from the DLC3 using the Techstream.

Use the Techstream to help diagnose and repair the problem.

2. CHECK DLC3

(a) Check the DLC3 (See page ).


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 lis ...

Terminals Of Ecu
TERMINALS OF ECU 1. CHECK MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY) (a) Disconnect the 2A, 2C and 2F main body ECU (driver side junction block assembly) connectors. (b) Measure the vo ...

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Auto Up Operation does not Fully Close Power Window (Jam Protection Function is Activated)
DESCRIPTION If a door glass or a power window regulator motor assembly does not operate smoothly, the jam protection function may be triggered automatically, resulting in the auto up function being unable to fully close the window. HINT: This symptom ma ...

Dinghy towing
Your vehicle is not designed to be dinghy towed (with four wheels on the ground) behind a motor home. NOTICE  - To avoid serious damage to your vehicle Do not tow your vehicle with four wheels on the ground.  - To prevent causing serious dama ...

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: The TCM of this system is connected to the CAN communication system. Therefore, before starting troubleshooting, make sure to check that there is no trouble in the CAN and multiplex communication system. *: U ...

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