DESCRIPTION The main body ECU (multiplex network body ECU) receives switch signals from the multiplex network master switch assembly and driver door key cylinder lock or unlock switch signals from the front door lock with motor assembly LH. The main body ECU (multiplex network body ECU) activates the door lock motor on each door according to these signals. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE:
PROCEDURE
(a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Main Body / Clear DTCs. (e) Clear the DTCs. Body Electrical > Main Body > Clear DTCs(f) Recheck for DTCs. Body Electrical > Main Body > Trouble CodesOK: DTC B1206 is not output.
(a) Replace the multiplex network master switch assembly. Click here
(a) Check that all doors can be locked and unlocked by the multiplex network master switch assembly. Click here OK: All doors can be locked and unlocked by the multiplex network master switch assembly.
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Power Window Control System(for Hv Model): Driver Side Power Window does not Operate with Power Window Master Switch
DESCRIPTION When the power switch is on (IG), the power window regulator motor assembly (for driver door) is operated by the multiplex network master switch assembly. The power window regulator motor assembly (for driver door) has motor, regulator and ECU functions. WIRING DIAGRAM CAUTION / NOTICE / ...