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 telephone antenna assembly removal/installation are shown below. Necessary Procedure After Parts Removed/Installed/Replaced (for Gasoline Model)
CAUTION: Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing. Click here
 Necessary Procedure After Parts Removed/Installed/Replaced (for HV Model)
CAUTION: Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing. Click here
PROCEDURE 1. REMOVE ROOF HEADLINING ASSEMBLY Click here
2. REMOVE TELEPHONE ANTENNA ASSEMBLY WITH COVER
(c) Remove the washer and holder as shown in the illustration. 
(d) Remove the telephone antenna assembly with cover as shown in the illustration. 
3. REMOVE TELEPHONE ANTENNA ASSEMBLY (a) Pull the telephone antenna assembly in the direction indicated by the arrow (1) shown in the illustration to disengage the 3 claws and 2 guides. 
(b) Pull the telephone antenna assembly in the direction indicated by the arrow (2) shown in the illustration to disengage the guide and remove the telephone antenna assembly. (c) When reusing the telephone antenna assembly:
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Theft Deterrent System(for Hv Model): Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS NOTICE: If the vehicle or vehicle controls are operated (for example, during initial inspection when the vehicle is brought in for repair) before operation history has been read and saved, the operation history information could be lost. The operation history function ...
