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:
Steering Lock Position Signal Circuit Malfunction (B2285)
DESCRIPTION
This DTC is stored when serial communication signals and LIN communication signals
in the circuit between the power management control ECU and steering lock actuator
assembly (steering lock ECU) are inconsistent.
DTC No.
...
Coolant
Replacement
REPLACEMENT
PROCEDURE
1. REMOVE NO. 1 ENGINE UNDER COVER
2. REMOVE NO. 2 ENGINE UNDER COVER
3. DRAIN ENGINE COOLANT
(a) Loosen the radiator drain cock plug and drain the coolant.
NOTICE:
Do not remove the reserve tank cap or radiator drai ...
Audio system types
► Vehicles with Display Audio system
Type A
Type B
Refer to the “Display Audio System Owner’s Manual”.
► Vehicles with a navigation system
Refer to the “Navigation System Owner’s Manual”. ...
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