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Home >> Toyota >> 2016 >> 4Runner TRD Pro >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Smart Key System (For Entry Function) - Symptom Tests >> SMART KEY SYSTEM (for Entry Function) >> Back Door Entry Lock Function does not Operate [08/2015 - 08/2019] >> Description

Back Door Entry Lock Function does not Operate [08/2015 - 08/2019]: Description

If the back door entry lock function does not operate but the back door unlock function operates, the communication line between the vehicle and electrical key transmitter is normal. The entry lock switch circuit (back door control switch → certification ECU) may be faulty.