Toyota Venza manuals

Toyota Venza: Diagnosis System

DIAGNOSIS SYSTEM

1. DESCRIPTION

The main body ECU (driver side junction block assembly) and certification ECU (smart key ECU assembly) control the LIN communication system. LIN communication system data and Diagnostic Trouble Codes (DTCs) can be read through the Data Link Connector 3 (DLC3).

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 MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY) (a) Disconnect the 2A and 2C main body ECU (driver side junction block) connectors. (b) Disconnect the 2F main body ECU ...

Dtc Check / Clear
DTC CHECK / CLEAR 1. CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the ignition switch to ON. (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Smart Key. ...

Other materials about Toyota Venza:

Removal
REMOVAL PROCEDURE 1. REMOVE COOL AIR INTAKE DUCT SEAL (a) Using a clip remover, remove the 12 clips and cool air intake duct seal. 2. REMOVE RADIATOR GRILLE 3. REMOVE FRONT BUMPER ASSEMBLY ...

Switch Failure (B2342)
DESCRIPTION This DTC is output when the sliding roof ECU (sliding roof drive gear sub-assembly) detects that the sliding roof switch is stuck for 30 seconds or more. DTC Code DTC Detection Condition Trouble Area ...

Short in Front Pretensioner Squib RH Circuit (B1900/73-B1903/73)
DESCRIPTION The front pretensioner squib RH circuit consists of the center airbag sensor assembly and front seat outer belt assembly RH. The center airbag sensor assembly uses this circuit to deploy the seat belt pretensioner when deployment conditions a ...

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