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Home >> Lexus >> 2021 >> UX 200 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 66 (Smart Access System W/ Push-Button Start (Entry Function) (Diagnostic Codes & Symptom Tests) (Hybrid)) >> SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Entry Function, HV Model) >> Entry Lock Function does not Operate Using Close & Lock Function [10/2018 - ] >> Description

Entry Lock Function does not Operate Using Close & Lock Function [10/2018 - ]: Description

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2024 Lexus UX 250h, 2023 Lexus UX 250h, 2022 Lexus UX 250h, 2021 Lexus UX 250h, and 2020 Lexus UX 250h. However, it is still accessible from the selected car via links, so may be relevant.

If the back door does not lock when using the power back door close and lock function, there may be communication problem between the certification ECU (smart key ECU assembly) and multiplex network door ECU.

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