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 Service & Repair Manual > Trip Switch: Removal
REMOVAL PROCEDURE 1. REMOVE FRONT DOOR SCUFF PLATE LH Click here 2. REMOVE COWL SIDE TRIM SUB-ASSEMBLY LH Click here 3. DISCONNECT FRONT DOOR OPENING TRIM WEATHERSTRIP LH Click here 4. REMOVE INSTRUMENT SIDE PANEL LH Click here 5. REMOVE NO. 1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY Click here 6. ...
