POWER BACK DOOR SYSTEM PROBLEM SYMPTOMS TABLE

Tech Tips


  • Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.

  • Inspect the fuses and relays related to this system before inspecting the suspected areas below.

Power Back Door System
Symptom Suspected Area Link
Power back door cannot be operated using any switch Meter / gauge system

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Power back door sensor assembly RH
Power back door sensor assembly LH
Harness and connector
Multiplex network door ECU
Power back door cannot be opened or closed using the combination switch assembly Combination switch assembly

Click here

Harness and connector
Multiplex network door ECU
Main body ECU (multiplex network body ECU)
Power back door cannot be opened or closed using the back door control switch Back door control switch

Click here

Harness and connector
Multiplex network door ECU
Power back door cannot be opened using the back door opener switch assembly Back door opener switch assembly

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Harness and connector
Certification ECU (smart key ECU assembly)
Multiplex network door ECU
Power back door cannot be operated using kick sensor (w/ Hands Free Power Back Door) Harness and connector

Click here

Kick door control sensor
Multiplex network door ECU
Power back door cannot be operated using kick sensor and back door opener switch (w/ Hands Free Power Back Door) Entry and start system (for Entry Function)

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Power back door close & lock function does not operate Door control switch

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Harness and connector
Multiplex network door ECU
Power back door warning system does not operate Wireless door lock control system

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Wireless door lock control system
Power back door warning buzzer
Multiplex network door ECU
Jam protection function activates during power back door operation Back door visual check (foreign objects)

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Power back door sensor assembly RH
Power back door sensor assembly LH
Harness and connector
Multiplex network door ECU