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 power 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 power 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 > Ecm: Installation
INSTALLATION PROCEDURE 1. INSTALL NO. 2 ECM BRACKET (a) Install the No. 2 ECM bracket to the ECM with the 2 screws. Torque: 4.5 N·m {46 kgf·cm, 40 in·lbf} 2. INSTALL NO. 1 ECM BRACKET (a) Install the No. 1 ECM bracket to the ECM with the 2 screws. Torque: 4.5 N·m {46 kgf·cm, 40 in·lbf} 3. INST ...
