Note
If the main body ECU (multiplex network body ECU) is replaced, refer to Service Bulletin.
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.
| Symptom | Suspected Area | Link |
|---|---|---|
| The left rear door sunshade does not operate using only the multiplex network master switch assembly | Check the customization setting (using the GTS, check that "Rear Left Master SW Shade Function" is set to "ON") | |
| LIN communication system | ||
| Power window control system | ||
| The right rear door sunshade does not operate using only the multiplex network master switch assembly | Check the customization setting (using the GTS, check that "Rear Right Master SW Shade Function" is set to "ON") | |
| LIN communication system | ||
| Power window control system | ||
| The left rear door sunshade does not operate using only the rear power window regulator switch assembly LH | LIN communication system | |
| Power window control system | ||
| The right rear door sunshade does not operate using only the rear power window regulator switch assembly RH | LIN communication system | |
| Power window control system | ||
| The left rear door sunshade does not operate using only the rear power seat switch (w/ Rear Multi Operation Panel System) | CAN communication system | |
| Rear power seat switch | ||
| The right rear door sunshade does not operate using only the rear power seat switch (w/ Rear Multi Operation Panel System) | CAN communication system | |
| Rear power seat switch | ||
| The left rear door sunshade does not operate normally using any operation | Harness and connector | - |
| Rear multiplex network door ECU LH | ||
| Rear curtain sub-assembly LH | ||
| The left side window sunshade does not operate normally using any operation (w/ Side Window Curtain) | Harness and connector | - |
| Rear side window curtain assembly LH | ||
| The right rear door sunshade does not operate normally using any operation | Harness and connector | - |
| Rear multiplex network door ECU RH | ||
| Rear curtain sub-assembly RH | ||
| The right side window sunshade does not operate normally using any operation (w/ Side Window Curtain) | Harness and connector | - |
| Rear side window curtain assembly LH | ||
| Only the right rear door sunshade operates after turning the engine switch off even if the operating conditions are not satisfied | Harness and connector | - |
| Rear multiplex network door ECU LH | ||
| Only the left rear door sunshade operates after turning the engine switch off even if the operating conditions are not satisfied | Harness and connector | - |
| Rear multiplex network door ECU RH |