POWER BACK DOOR SYSTEM PROBLEM SYMPTOMS TABLE
Tech Tips
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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.
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Inspect the fuses and relays related to this system before inspecting the suspected areas below.
| Symptom | Suspected Area | See page |
|---|---|---|
| Power Back Door cannot be Operated Using Any Switch | Back door closer system | |
| Initialize power back door ECU (Power back door motor unit) | - | |
| Meter/gauge system | - | |
| Main body ECU (Multiplex network body ECU) | - | |
| Touch sensor circuit | - | |
| Power back door main switch circuit | - | |
| Power back door ECU (Power back door motor unit) | - | |
| Wire harness or connector | - | |
| Power Back Door cannot be Opened or Closed Using the Power Back Door Switch | Power back door control switch | |
| Power back door ECU (Power back door motor unit) | - | |
| Main body ECU (Multiplex network body ECU) | - | |
| Wire harness or connector | - | |
| Power Back Door cannot be Opened Using the Back Door Opener Switch*1, 2 | Entry and start system (for entry function) | |
| Certification ECU (Smart key ECU assembly) | - | |
| Power back door ECU (Power back door motor unit) | - | |
| Back door opener switch assembly | - | |
| Wire harness or connector | - | |
| Power Back Door cannot be Closed Using the Power Back Door Closer Switch | Power back door closer switch | |
| Power back door ECU (Power back door motor unit) | - | |
| Wire harness or connector | - | |
| Jam Protection Function Activates During Power Back Door Operation | Fitting condition of back door | |
| Touch sensor circuit | - | |
| Power back door ECU (Power back door motor unit) | - | |
| Wire harness or connector | - | |
| Power Back Door Warning System does not Operate | Power back door warning buzzer | |
| Hazard warning light circuit | - | |
| Power back door ECU (Power back door motor unit) | - | |
| Wire harness or connector | - | |
| Only Wireless Control Function is Inoperative | Refer to: All Door Entry Lock/Unlock Functions and Wireless Functions do not Operate. |
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*1: This function can be set using the customize function. It is set to off by default.
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*2: for models with the "PBD Assist Open Operation" customize setting item.