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.
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HOMESERVICE MANUALSTOYOTA2004CELICA GT, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 144 (ANTI-THEFT SYSTEMS)PROGRAMMINGOPERATION
2004 Toyota Celica GT, Standard
Section 144 (Anti-Theft Systems): Programming: Operation
2004 Toyota Celica GT, StandardSECTION Operation
WARNING: This page is about a different car, the 2002 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.
Anti-theft system has 4 conditions:
- Disarming Condition
This is when a user is near the vehicle, alarming function does not operate and theft deterrent function is not active. - Disarming Preparation Condition
This is the time from when a user locks a door and exits the vehicle, time until transfer to disarm condition and theft deterrent function is not active. - Arming Condition
This is when a user exits the vehicle and theft deterrent function is possible. If any door is unlocked without the key in the ignition switch while the system is in the arming condition, the system will activate the alarm condition. - Alarming Condition
This is when theft has been detected and system activates horns and theft deterrent horn and flashes the headlights, taillights and interior lights for about 1 minute at a continuous cycle of 0.40 seconds ON and 0.40 seconds OFF.
RENDER: 1.0x
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.