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 .gif)
).
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
PROCEDURE
1. REMOVE BRAKE MASTER CYLINDER RESERVOIR ASSEMBLY
(a) Mount the brake master cylinder sub-assembly in a vise.
NOTICE:
Place aluminum plates on the vise to prevent damage to the brake master cylinder
sub-assembly.
(b) U ...
Emission Control System
Parts Location
PARTS LOCATION
ILLUSTRATION
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT FUEL CUT-OFF RPM
(a) Increase the engine speed to at least 3500 rpm.
(b) Use a sound scope to check for injector operating soun ...
Opening the fuel tank cap
Perform the following steps to open the fuel tank cap.
- Before refueling the vehicle
• Vehicles with smart key system
Turn the “ENGINE START STOP” switch off and ensure that all the doors and windows
are closed.
• Vehicles without smart ke ...
0.1156