Problem Symptoms Table
WARNING: This page is about a different car, the 2007 Lexus SC 430. However, it is still accessible from the selected car via links, so may be relevant.
HINT:
- Use the table below to help determine the cause of the problem symptom. 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.
Engine immobiliser system:
PROBLEM SYMPTOM CHART
| Symptom | Suspected area | See |
|---|---|---|
| Engine does not start | 1. Power source circuit | POWER SOURCE CIRCUIT |
| 2. Transponder key amplifier | ELECTRONIC CIRCUIT INSPECTION PROCEDURE | |
| 3. Transponder key ECU | ELECTRONIC CIRCUIT INSPECTION PROCEDURE | |
| 4. SFI system | PROBLEM SYMPTOMS TABLE |