Toyota Venza manuals

Toyota Venza: Diagnosis System

DIAGNOSIS SYSTEM

1. DESCRIPTION

(a) When troubleshooting a vehicle with a diagnosis system, the only difference from the usual troubleshooting procedure is connecting the Techstream to the vehicle and reading various data output from the clearance warning ECU assembly.

The clearance warning ECU assembly stores DTCs when the ECU detects a malfunction in the ECU itself or in its circuits.

To check the DTCs, connect the Techstream to the DLC3 on the vehicle. The Techstream makes it possible to clear the DTCs, activate the various actuators, and check the freeze frame data and Data List.

2. CHECK DLC3

(a) Check the DLC3 (See page ).


Terminals Of Ecu
TERMINALS OF ECU 1. CLEARANCE WARNING ECU ASSEMBLY (a) Disconnect the D79 clearance warning ECU assembly connector. (b) Measure the voltage and resistance according to the value(s) in the table ...

Data List / Active Test
DATA LIST / ACTIVE TEST 1. DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when dec ...

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Removal
REMOVAL PROCEDURE 1. REMOVE AUTOMATIC TRANSAXLE ASSEMBLY (for 2WD) When Not Using the Engine Support Bridge: (See page ) When Using the Engine Support Bridge: (See page ) 2. REMOVE AUTOMATIC TRANSAXLE ASSEMBLY (for AWD) When Not Using the Engine Supp ...

Removal
REMOVAL CAUTION / NOTICE / HINT NOTICE: Make sure to select FACE mode before disconnecting the cable from the negative (-) battery terminal. PROCEDURE 1. RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM 2. REMOVE WINDSHIELD WIPER MOTOR AND LINK ASSEMBL ...

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