REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during front door lock with motor assembly removal/installation are shown below. Necessary Procedure After Parts Removed/Installed/Replaced (for Gasoline Model)
HINT:
PROCEDURE 1. PRECAUTION NOTICE: After turning the engine switch (for Gasoline Model) or power switch (for HV Model) off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) auxiliary battery terminal notices before proceeding with work. Click here
2. REMOVE LUGGAGE TRIM SERVICE HOLE COVER (for HV Model) Click here 3. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL for A25A-FXS: Click here for 2GR-FKS: Click here 4. REMOVE FRONT DOOR ARMREST COVER SUB-ASSEMBLY Click here 5. REMOVE FRONT DOOR TRIM POCKET COVER Click here 6. REMOVE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY WITH FRONT DOOR UPPER ARMREST BASE PANEL (for Driver Side) Click here 7. REMOVE POWER WINDOW REGULATOR SWITCH ASSEMBLY WITH FRONT DOOR UPPER ARMREST BASE PANEL (for Front Passenger Side) Click here 8. REMOVE COURTESY LIGHT ASSEMBLY Click here 9. REMOVE FRONT DOOR TRIM BOARD SUB-ASSEMBLY Click here 10. REMOVE FRONT DOOR LOWER FRAME BRACKET GARNISH Click here 11. REMOVE FRONT DOOR TRIM BRACKET Click here 12. REMOVE FRONT DOOR SERVICE HOLE COVER Click here 13. REMOVE FRONT DOOR INNER GLASS WEATHERSTRIP Click here 14. REMOVE FRONT DOOR PANEL PROTECTOR Click here 15. REMOVE FRONT DOOR VENT SEAL Click here 16. REMOVE FRONT DOOR GLASS SUB-ASSEMBLY Click here 17. REMOVE FRONT DOOR GLASS RUN Click here 18. REMOVE FRONT DOOR REAR LOWER FRAME SUB-ASSEMBLY Click here 19. REMOVE FRONT DOOR OUTSIDE HANDLE ASSEMBLY (for Driver Side) Click here 20. REMOVE FRONT DOOR LOCK CYLINDER ASSEMBLY (for Driver Side) Click here 21. REMOVE FRONT DOOR LOCK WITH MOTOR ASSEMBLY (a) Disconnect the connector. 
(b) Using a T30 "TORX" socket wrench, remove the 3 screws. (c) Slide the front door lock with motor assembly downward to disconnect the front door lock open rod and remove the front door lock with motor assembly and cables as a unit. (d) When reusing the front door lock with motor assembly:
22. REMOVE FRONT DOOR LOCK OPEN LEVER REMOTE CONTROL CABLE
(b) Remove the front door lock open lever remote control cable as shown in the illustration. 
23. REMOVE FRONT DOOR INSIDE LOCK/UNLOCK KNOB LOCKING CABLE (a) Remove the front door inside lock/unlock knob locking cable as shown in the illustration. 
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Occupant Classification System(for Gasoline Model): Front Occupant Classification Sensor LH Circuit Malfunction (B1780)
DESCRIPTION The front occupant classification sensor LH circuit consists of the occupant detection ECU and front occupant classification sensor LH. DTC B1780 is stored when a malfunction is detected in the front occupant classification sensor LH circuit. DTC No. Detection Item DTC Detection Conditio ...
