CAUTION / NOTICE / HINT NOTICE: When replacing the radio and display receiver assembly, always replace it with a new one. If a radio and display receiver assembly which was installed to another vehicle is used, the following may occur:
HINT: Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Navigation System. Click here PROCEDURE
(a) w/ Manual (SOS) Switch: Check that the current position of the vehicle is within the HD weather and traffic or DCM communication function coverage area. w/o Manual (SOS) Switch: Check that the current position of the vehicle is within the HD weather and traffic coverage area. OK: Vehicle is within coverage area.
(a) Check for symptoms (poor sound quality, sounds cannot be heard, etc.) during conventional FM radio broadcasting.
(a) Check for symptoms (Unable to connect to call center, etc.) with an ordinary safety connect.
|
Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Smart Key System(for Start Function, Hv Model): Engine Immobiliser System Signal (Some Circuit Quantity, Reported via Serial Data) Invalid (B279986)
DESCRIPTION If there is a communication malfunction between the hybrid vehicle control ECUand certification ECU (smart key ECU assembly), or when the communication ID codes do not match, the hybrid vehicle control ECU stores this DTC. DTC No. Detection Item DTC Detection Condition Trouble Area Note ...