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Home >> Toyota >> 2019 >> Sequoia SR5, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 38 (Smart Key System (Keyless Entry) - Diagnostic Codes & Symptom Tests) >> SMART KEY SYSTEM (for Entry Function) >> All Door Entry Lock/Unlock Functions and Wireless Functions do not Operate [08/2019 - ] >> Description

All Door Entry Lock/Unlock Functions and Wireless Functions do not Operate [08/2019 - ]: Description

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If the entry lock and wireless door lock operations cannot be performed, the door control receiver may be malfunctioning, or there may be wave interference or problems in the communication which is used for the entry and wireless function between the door control receiver and certification ECU (smart key ECU assembly).