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 | See page |
|---|---|---|
| Engine does not start | LIN communication system | |
| ID code box power source circuit | ||
| Certification ECU power source circuit | ||
| Steering lock system | ||
| Entry and start system (for Start Function) | ||
| SFI system (for 1ZR-FAE) | ||
| SFI system (for 2ZR-FAE) | ||
| SFI system (for 3ZR-FAE) | ||
| SFI system (for 3ZR-FE) | ||
| Security indicator light malfunction | Security indicator light circuit |