If the multiplex network door ECU has been removed and installed or replaced, or if any of the connectors has been disconnected, initialize the power back door system.
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.
| Symptom | Suspected Area | Link |
|---|---|---|
| Power back door cannot be operated using any switch | Meter / gauge system | 202307,999999,_59,_113746,_0504731,RM100000002BZ2H,
|
| Check customize setting (Unlock Key Twice Function "Disable") | ||
| Check customize setting (Wireless Unlock Twice Function "Disable") | ||
| Check customize setting (Entry Unlock Twice Function "Disable") | ||
| Power back door sensor assembly RH | ||
| Power back door sensor assembly LH | ||
| Harness and connector | ||
| Multiplex network door ECU | ||
| Power back door does not operate using the cabin switch | Power back door control switch | 202307,999999,_59,_113746,_0504731,RM100000002BZ2J,
|
| Harness and connector | ||
| Multiplex network door ECU | ||
| Main body ECU (multiplex network body ECU) | ||
| Power back door does not operate outside switch | No. 1 power back door control switch | 202201,999999,_59,_113746,_0504731,RM100000001ZJL3,
|
| Harness and connector | ||
| Multiplex network door ECU | ||
| Power back door cannot be opened using the back door opener switch assembly (open switch) (back door entry unlock function is normally) | Multiplex network door ECU | 202307,999999,_59,_113746,_0510845,RM100000002COE5,
|
| Power back door cannot be operated using kick sensor | Harness and connector | 202307,999999,_59,_113746,_0504731,RM100000002BZ2K,
|
| Kick door control sensor | ||
| Multiplex network door ECU | ||
| Power back door cannot be operated using kick sensor and back door opener switch | Smart entry and start system (for Entry Function)*1 | 202307,999999,_58,_115230,_0606511,RM100000002C247,
|
| Smart entry and start system (for Entry Function)*2 | 202307,999999,_58,_115230,_0606491,RM100000002C224,
|
|
| Power back door close and lock function does not operate | Back door control switch | 202307,999999,_59,_113746,_0504731,RM100000002BZ2L,
|
| Wire harness and connector | ||
| Multiplex network door ECU | ||
| Back door closer does not operate | Back door visual check (foreign objects) | 202201,999999,_59,_113746,_0504731,RM100000001ZJL2,
|
| Back door lock with courtesy light switch assembly | ||
| Harness and connector | ||
| Multiplex network door ECU | ||
| The back door closer does not reverse rotation operation properly when the back door opener switch assembly (open switch) is operated (during the back door closer operation). | Smart entry and start system (for Entry Function)*1 | 202307,999999,_58,_115230,_0606511,RM100000002C247,
|
| Smart entry and start system (for Entry Function)*2 | 202307,999999,_58,_115230,_0606491,RM100000002C224,
|
|
| Multiplex network door ECU | 202307,999999,_59,_113746,_0510845,RM100000002COE5,
|
|
| Power back door warning system does not operate | Wireless door lock control system | 202201,999999,_59,_113746,_0504731,RM100000001ZJLB,
|
| Harness and connector | ||
| Power back door warning buzzer | ||
| Multiplex network door ECU | ||
| Jam protection function activates during power back door operation | Back door visual check (foreign objects) | 202201,999999,_59,_113746,_0504731,RM100000001ZJL4,
|
| Power back door sensor assembly RH | ||
| Power back door sensor assembly LH | ||
| Harness and connector | ||
| Multiplex network door ECU | ||
| Power back door cannot be operated frequently | Refer to "Power Back Door cannot be Operated Frequently". | 202201,999999,_59,_113746,_0504731,RM100000001ZJL5,
|
*1: for HEV Model
*2: for Gasoline Model