DESCRIPTION The headlight ECU sub-assembly LH stores this DTC if the vehicle specifications have not been stored.
CAUTION / NOTICE / HINT NOTICE: If the headlight ECU sub-assembly LH has been replaced, it is necessary to synchronize the vehicle information the headlight ECU sub-assembly LH. Click here
PROCEDURE
(a) Synchronize the vehicle information. Click here
(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 / HL AutoLeveling / Trouble Codes. (e) Clear the DTCs. Body Electrical > HL AutoLeveling > Clear DTCs
(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 / HL AutoLeveling / Trouble Codes. (e) Check for DTCs. Body Electrical > HL AutoLeveling > Trouble CodesOK: DTC B2451 is not output. HINT: If the headlight ECU sub-assembly LH stores DTC B2451 even though the vehicle information has been synchronized, the headlight ECU sub-assembly LH may be malfunctioning.
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Seat Belt Warning System(for Hv Model): Front Passenger Side Seat Belt Warning Light does not Operate
DESCRIPTION When the power switch is turned on (IG), the occupant detection ECU sends signals to the airbag ECU assembly to indicate the state of the front seat inner belt assembly RH and also whether the front passenger seat is occupied. The airbag ECU assembly sends those signals to the combinatio ...
