Toyota Venza manuals

Toyota Venza: Diagnosis System

DIAGNOSIS SYSTEM

1. DESCRIPTION

(a) The certification ECU (smart key ECU assembly) control the vehicle smart key system functions. Smart key 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 smart key system. 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.

Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order ...

Terminals Of Ecu
TERMINALS OF ECU 1. CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) (a) Disconnect the D25 certification ECU (smart key ECU assembly) connector. (b) Measure the voltage and resistance according ...

Other materials about Toyota Venza:

Test Mode Procedure
TEST MODE PROCEDURE 1. DESCRIPTION HINT: When using a chassis dynamometer, brake tester, etc. to perform a vehicle test, activate test mode to avoid a "different tire diameter installed" incorrect judgment. Test mode does not have a AWD paramet ...

Transfer Case Front Oil Seal(for Rh Side)
Components COMPONENTS ILLUSTRATION Replacement REPLACEMENT PROCEDURE 1. DRAIN TRANSFER OIL (a) Remove the transfer drain plug and gasket to drain the transfer oil. (b) Install a new gasket and the transfer drain plug. Torque: 49 N·m {500 kgf ...

Yaw Rate Sensor Output Malfunction (C1448/98)
DESCRIPTION The skid control ECU receives signals from the yaw rate and acceleration sensor via the CAN communication system. The yaw rate sensor has a built-in acceleration sensor and detects the vehicle condition. DTC Code DTC De ...

© 2016-2026 Copyright www.tovenza.com

0.1748