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.
| Symptom | Suspected Area | See page |
|---|---|---|
| Power Source Mode does not Change to ON (IG and ACC) | Entry and start system (for Entry function) | |
| AM2 fuse | - | |
| Power management control ECU | - | |
| Power switch | - | |
| Wire harness or connector | - | |
| Power Source Mode does not Change to ON (IG) | AM2 fuse | |
| IG1 relay | - | |
| IG2 relay | - | |
| Instrument panel junction block assembly | - | |
| No.2 Integration Relay (Engine room relay block) | - | |
| Power management control ECU | - | |
| Wire harness or connector | - | |
| Power Source Mode does not Change to ON (ACC) | AM2 fuse | |
| ACC relay | - | |
| Instrument panel junction block assembly | - | |
| Power management control ECU | - | |
| Wire harness or connector | - | |
| Power Source Mode does not Change to ON (READY) | Entry and start system (for Entry function) | |
| Stop light switch | - | |
| No.2 Integration Relay (Engine room relay block) | - | |
| Engine immobiliser system | - | |
| Hybrid control system | - | |
| Transmission control ECU assembly | - | |
| Power management control ECU | - | |
| Wire harness or connector | - |