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 MANUALSMINI2005COOPER S CONVERTIBLE (R52) L4-1.6L SC (W11)REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTTRANSMISSION CONTROL SYSTEMSDESCRIPTION AND OPERATIONGENERAL REFERENCE
2005 Mini Cooper S Convertible (R52) L4-1.6L SC (W11)
General Reference
2005 Mini Cooper S Convertible (R52) L4-1.6L SC (W11)SECTION General Reference
General reference to SBT
Functional description, see BMW Technology: TIS -> Document -> SI Technology -> SBT Number 2401 05 106
The automatic transmission FW21 is a 6-speed gearbox with hydraulic control in the gearbox. The electronic control is located in a separate control module. The adaptive transmission control adapts the shift characteristics of the comfort program and sport program to the driver's demand and the driving situation.
RENDER: 1.0x
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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.