DESCRIPTION The engine hood courtesy switch is built into the hood lock assembly. This switch turns on when the engine hood is closed and turns off when the engine hood is opened. WIRING DIAGRAM  CAUTION / NOTICE / HINT NOTICE: Before replacing the main body ECU (multiplex network body ECU), refer to Registration. Click here PROCEDURE
(a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Main Body / Data List. (e) Read the Data List according to the display on the Techstream. Body Electrical > Main Body > Data List
OK: The Techstream display changes correctly in response to the engine hood courtesy switch (hood lock assembly) status.
(a) Remove the hood lock assembly. Click here
(b) Inspect the engine hood courtesy switch (hood lock assembly). Click here
(a) Disconnect the G33 main body ECU (multiplex network body ECU) connector. (b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
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Toyota Avalon (XX50) 2019-2022 Owners Manual > Steps to take in an
emergency: If your vehicle
overheats
The following may indicate that your vehicle is overheating. The needle of the engine coolant temperature gauge enters the red zone or a loss of engine power is experienced. (For example, the vehicle speed does not increase.) "Engine Coolant Temp High Stop in a Safe Place See Owner's Manual" is sho ...
