Toyota Venza: Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) The power back door ECU (power back door motor unit)*1 or back door closer ECU (multiplex network door ECU)*2 controls the vehicle's back door closer system functions. Back door closer system data and Diagnostic Trouble Code (DTC) can be read through the vehicle's Data Link Connector 3 (DLC3).
When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.
- *1: w/ Power Back Door System
- *2: w/o Power Back Door System
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 POWER BACK DOOR ECU (POWER BACK DOOR MOTOR UNIT) (w/ POWER BACK DOOR
SYSTEM)
(a) Disconnect the L20 power back door ECU connector.
(b) Measure the voltage and resistan ...
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 / Back Door / ...
Other materials about Toyota Venza:
Oil Pressure Switch
Components
COMPONENTS
ILLUSTRATION
Inspection
INSPECTION
PROCEDURE
1. INSPECT ENGINE OIL PRESSURE SWITCH ASSEMBLY
(a) Disconnect the oil pressure switch connector.
(b) Start the engine.
(c) Measure the resistance according to the valu ...
On-vehicle Inspection
ON-VEHICLE INSPECTION
CAUTION / NOTICE / HINT
CAUTION:
Be sure to follow the correct removal and installation procedures of the door
side airbag sensor.
PROCEDURE
1. INSPECT DOOR SIDE AIRBAG SENSOR (VEHICLE NOT INVOLVED IN COLLISION)
(a) Perform a diag ...
Steering Angle Sensor Communication Stop Mode
DESCRIPTION
Detection Item
Symptom
Trouble Area
Steering Angle Sensor Communication Stop Mode
"Steering Angle Sensor" is not displayed on "CAN Bus Check"
screen ...
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