Problem Symptoms Table
HINT:
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.
Smart Key System (Start Function)
PROBLEM SYMPTOMS REFERENCE
| Symptom | Suspected Area | Reference |
|---|---|---|
| Power source mode does not change | AM2 fuse | POWER SOURCE MODE DOES NOT CHANGE |
| IGN fuse | POWER SOURCE MODE DOES NOT CHANGE | |
| IG2 MAIN fuse | INSPECTION PROCEDURE | |
| Integration relay (IG2 relay) | INSPECTION PROCEDURE | |
| Engine switch | REMOVAL | |
| Main body ECU | TERMINALS OF ECU | |
| Room oscillator does not recognize key | ROOM OSCILLATOR DOES NOT RECOGNIZE KEY | |
| Harness or connector | POWER SOURCE MODE DOES NOT CHANGE | |
| Engine does not start | STOP fuse | INSPECTION PROCEDURE |
| Stop light switch | INSPECTION | |
| ST relay | RELAY | |
| Park/neutral position switch | INSPECTION | |
| Shift lock control ECU | INSPECTION PROCEDURE | |
| Steering lock actuator assembly (Steering lock control ECU) | TERMINALS OF ECU | |
| ID code box (Immobilizer code ECU) | TERMINALS OF ECU | |
| Certification ECU (Smart key ECU assembly) | TERMINALS OF ECU | |
| Main body ECU | TERMINALS OF ECU | |
| Steering lock system | SYSTEM DESCRIPTION | |
| ECM | HOW TO PROCEED WITH TROUBLESHOOTING | |
| Power source mode does not change | POWER SOURCE MODE DOES NOT CHANGE | |
| Harness or connector | ENGINE DOES NOT START | |
| Engine switch indicator circuit | Engine switch | REMOVAL |
| Main body ECU | TERMINALS OF ECU | |
| Harness or connector | ENGINE SWITCH INDICATOR CIRCUIT |