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 system 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 area below.
| Symptom | Suspected Area | Link |
|---|---|---|
| Only manual switch does not operate | Tilt and telescopic manual switch circuit | |
| Only auto away/return function does not operate | Check customize status of auto away/return function using the GTS | |
| IG power source circuit | ||
| Only auto away function does not operate | Smart entry and start system (for start function) | |
| Multiplex tilt and telescopic ECU | ||
| Only auto return function does not operate | Smart entry and start system (for start function) | |
| Multiplex tilt and telescopic ECU | ||
| Only microcomputer preset memory/recall function does not operate with the set switch operation* | Front power seat control system (w/ Memory) | |
| Seat memory switch | ||
| Position control ECU assembly (Driver Seat) | ||
| Multiplex tilt and telescopic ECU |
*: w/ Seat Position Memory