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Home >> Lexus >> 2020 >> LC 500 >> Repair and Diagnosis >> Body & Frame >> Exterior Body Panels >> Luggage Compartment Door Opener System - Diagnostics & Symptom Tests (Coupe) >> Luggage Compartment Door Opener System >> Problem Symptoms Table [03/2017 - 05/2023] >> Problem Symptoms Table [03/2017 - 05/2023]

Problem Symptoms Table [03/2017 - 05/2023]

NOTE:

If the main body ECU (multiplex network body ECU) is replaced, refer to Registration.

Refer to REGISTRATION [03/2017 - 09/2018] , or refer to REGISTRATION [09/2018 - 04/2020] , or refer to REGISTRATION [04/2020 - 05/2023]

HINT: 

LUGGAGE COMPARTMENT DOOR OPENER SYSTEM

Symptom Suspected Area Link
Luggage compartment door opener does not operate using any operation Luggage opener relay (TRUNK OPN) Refer to Luggage Compartment Door Opener does not Operate Using Any Operation [03/2017 - 05/2023] 
Luggage door opening cancel switch assembly
Luggage compartment door lock assembly
Driver side junction block assembly
Harness and connector
Main body ECU (multiplex network body ECU)
Luggage compartment door opener does not operate Using cabin switch No. 3 combination switch assembly (luggage door opening switch) Refer to Luggage Compartment Door Opener does not Operate Using Cabin Switch [03/2017 - ] 
Harness and connector
Main body ECU (multiplex network body ECU)
With all doors locked, the luggage compartment door opener does not operate according to the luggage electrical key switch operation while the electrical key transmitter sub-assembly is being held Check the customization setting (using the Techstream, check that "Trunk Link with Door Lock" is set to "OFF") Refer to CUSTOMIZE PARAMETERS [03/2017 - ] 
Proceed to "Smart Access System with Push-button Start (for Entry Function)" Refer to PROBLEM SYMPTOMS TABLE [03/2017 - 05/2023]
With all doors unlocked, the luggage door compartment opener does not operate according to the luggage electrical key switch operation without carrying the electrical key transmitter sub-assembly Check the customization setting (using the Techstream, check that "Trunk Link with Door Lock" is set to "ON") Refer to CUSTOMIZE PARAMETERS [03/2017 - ] 
Main body ECU (multiplex network body ECU) Refer to REMOVAL [03/2017 - 05/2023]
The luggage compartment door opener does not operate according to the luggage electrical key switch operation (the luggage compartment door opener operates with the cabin switch) Electrical key transmitter sub-assembly -
Luggage compartment door does not open or did not open Proceed to "Improper Operation" Refer to Improper Operation [03/2017 - ]