Toyota Venza manuals

Toyota Venza: Diagnosis System

DIAGNOSIS SYSTEM

1. DESCRIPTION

(a) The certification ECU (smart key ECU assembly) and ECM control the vehicle engine immobiliser system functions. Engine immobiliser system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3).

In some cases, a malfunction may be occurring in the engine immobiliser system even though the security indicator light is not illuminated.

When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.

2. CHECK DLC3

(a) Check the DLC3 (See page ).


3. INSPECT BATTERY VOLTAGE

(a) Measure the battery voltage.

Standard Voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery.

Terminals Of Ecu
TERMINALS OF ECU 1. CHECK ENGINE SWITCH (a) Disconnect the D13 engine switch connector. (b) Measure the resistance according to the value(s) in the table below. HINT: Measure the values on the ...

Dtc Check / Clear
DTC CHECK / CLEAR 1. CHECK FOR CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) DTC (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Turn the Techstream on. (d) Enter the ...

Other materials about Toyota Venza:

Disassembly
DISASSEMBLY CAUTION / NOTICE / HINT HINT: Use an overhaul stand as necessary. PROCEDURE 1. REMOVE REAR DIFFERENTIAL FILLER PLUG (a) Remove the rear differential filler plug and gasket. 2. INSPECT ...

Installation
INSTALLATION PROCEDURE 1. INSTALL INSTRUMENT PANEL STAY (a) Engage the 3 claws to install the 3 instrument panel stays. 2. INSTALL INSTRUMENT PANEL CLIP (a) Engage the 2 claws to install ...

CD Sound Skips
PROCEDURE 1. CHECK CD (a) Check that the CD is not deformed or cracked. OK: No deformation or cracks on the CD. NG END (CD IS FAULTY) ...

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