Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Problem Symptoms Table
Proceed to the information shown in the matrix chart below for each malfunction symptom and troubleshooting for each circuit.
HINT:
Troubleshooting of the theft deterrent system is based on the premise that the door lock control system is operating normally. Accordingly, before troubleshooting the theft deterrent system, first make certain that the door lock control system is operating normally.
| Symptom | Suspected area |
|---|---|
| Theft deterrent system cannot be set. |
|
| Security indicator light does not blink when system is set. |
|
| When the system is set (The system does not operate when the engine hood is opened). |
|
| When the system is set (It is not canceled when the ignition key is turned to ACC or ON position). |
|
| When the system is set (It is still operating when the luggage compartment door is opened with the key). |
|
| While the system is in warning operation (Horns does not sound). |
|
| Even when the system is not set (Horn sounds) |
|
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.