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.
Convertible Top - Overview
Overview
The convertible top system is controlled by 2 smart electric motors called the Moveable Roof Control Module A (MRCMA) and the Moveable Roof Control Module B (MRCMB). The Moveable Roof Control Module A (MRCMA) is the primary module for the system and communicates with other modules and the Moveable Roof Control Module B (MRCMB) over the MS-CAN. The convertible top is raised and lowered using the convertible top switch, the switch must be held in position (up or down) while the roof is raised or lowered. The convertible top can only be operated when the following conditions are met:
Convertible Top Opening Conditions
- Accessory delay relay is active.
- Vehicle speed is less than 5 km/h (3 mph).
- Convertible top latch switch is open.
Convertible Top Closing Conditions
- Accessory delay relay is active.
- Vehicle speed is less than 5 km/h (3 mph).
- Tonneau covers (if equipped) are not in place.
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.