WIRING DIAGRAM  CAUTION / NOTICE / HINT NOTICE: Before replacing the DCM (telematics transceiver), refer to Registration. Click here PROCEDURE
(a) Check that the engine can be started by pressing the engine switch.
HINT: If registration is not performed after replacing any of the following parts, the remote engine start and stop will not be available.
(a) Perform remote engine start and stop registration. Click here
(b) Check if the problem symptom recurs.
(a) If DTC B2285 is output, perform troubleshooting for DTC B2285 first.
(a) Disconnect the G9 DCM (telematics transceiver) connector. (b) Measure the voltage according to the value(s) in the table below. Standard Voltage:
HINT: The steering locks when any door is opened with the shift lever in P and the engine switch off. The steering unlocks when the engine switch is turned on (ACC).
(a) Disconnect the G9 DCM (telematics transceiver) connector. (b) Disconnect the G40 certification ECU (smart key ECU assembly) connector. (c) Measure the resistance according to the value(s) in the table below. Standard Resistance:
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Air Conditioning System(for Gasoline Model): Lost Communication with Front Panel LIN (B14B2)
DESCRIPTION The air conditioning control panel (radio and display receiver assembly) communicates with the air conditioning amplifier assembly via LIN communication. If a malfunction occurs in the LIN communication system, the air conditioning amplifier assembly will not operate, even if the air con ...
