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.
Central Timer Module
Central Timer Module (CTM) is used on vehicles equipped with optional Vehicle Theft Security System (VTSS). CTM contains a central processing unit that communicates with other modules over CCD bus circuit. See CCD BUS CIRCUITΒ . In addition to serving as VTSS module, CTM combines functions of chime/buzzer module, intermittent wipe module, illuminated entry module and Remote Keyless Entry (RKE) module.
The CTM provides the following features:
- CCD Bus Communication
- Central Locking Features
- Chime
- Courtesy Lamp Controls/Illuminated Entry
- Enhanced Accident Response
- Intermittent Wiper Delay
- Power Door Locks W/RKE
- Remote Keyless Entry (RKE)
- Speed Sensitive Intermittent Wipers
- Vehicle Theft Security System (VTSS)
The module is located on the left center instrument panel support. It contains a White 18-pin and a Green 14-pin connector.
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.
