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:

Engine Hood Courtesy Switch
Components COMPONENTS ILLUSTRATION Inspection INSPECTION PROCEDURE 1. INSPECT SECURITY COURTESY SWITCH (HOOD LOCK ASSEMBLY) (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: ...

Installation
INSTALLATION PROCEDURE 1. INSTALL SHIFT LEVER ASSEMBLY NOTICE: Check that the park/neutral position switch and the shift lever are in neutral. (a) Slide the slider of the transmission control cable in the direction indicated by the arrow an ...

On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. CHECK STEERING EFFORT (TORQUE) NOTICE: Some of these service operations may affect the SRS airbags. Read the precautionary notices concerning the SRS airbag system before servicing. (a) Stop the vehicle on a level, pav ...

© 2016-2026 Copyright www.tovenza.com

0.1374