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:

System Diagram
SYSTEM DIAGRAM 1. CAN SIGNAL 2. DIRECT LINE SIGNAL (a) Combination Meter Assembly (b) Accessory Meter Assembly 3. INPUT AND OUTPUT SIGNALS OF THE COMBINATION METER ASSEMBLY OR ACCESSORY METER ASSEMBLY (a) Meter or Gauge Meter or Gauge ...

Installation
INSTALLATION PROCEDURE 1. TEMPORARILY INSTALL REAR NO. 1 SUSPENSION ARM ASSEMBLY LH (a) Temporarily install the rear No. 1 suspension arm assembly LH to the rear suspension member with the bolt (B). Text in Illustration ...

Combination Meter
Components COMPONENTS ILLUSTRATION Disassembly DISASSEMBLY PROCEDURE 1. REMOVE COMBINATION METER GLASS (a) Disengage the 9 claws to remove the combination meter glass. Removal REMOVAL ...

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