Toyota Venza: Diagnosis System

Toyota Venza Service Manual / Door Lock / Wireless Door Lock Control System(w/ Smart Key System) / 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.

Use the Techstream to help diagnose and repair the problem.

2. CHECK DLC3

(a) Check the DLC3 (See page ).

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 ...

Dtc Check / Clear

DTC CHECK / CLEAR 1. CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Read the DTC by following the prompts on the Techstream screen. HINT: Refer to the ...

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