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 DIAGNOSISENGINE, COOLING AND EXHAUSTCOOLING SYSTEMSENSORS AND SWITCHES - COOLING SYSTEMENGINE - COOLANT TEMPERATURE SENSOR/SWITCHSERVICE AND REPAIR
2005 Mini Cooper S Convertible (R52) L4-1.6L SC (W11)
Engine - Coolant Temperature Sensor/Switch: Service and Repair
2005 Mini Cooper S Convertible (R52) L4-1.6L SC (W11)SECTION Service and Repair
Replacing Coolant Temperature Sensor (DME)
NOTE: Read out fault memory of EMS2000 control module, check stored fault memory, rectify faults, clear fault memory.
WARNING!
Danger of scalding.
Work on the cooling system should only be carried out when the engine has cooled down.
Turn off ignition.
R50 only:
Remove coolant pressure cap from fill tower.
Remove air intake filter housing.
Remove battery box.
Drain coolant below the level of the coolant sensor.
R53 only:
Remove coolant pressure cap from expansion tank.
Remove air intake filter housing.
Drain coolant below the level of the coolant sensor.
Disconnect coolant sensor connector (1).
Remove coolant sensor (2), using a deep 19 mm socket.
Tightening torque: 17 Nm
Refill and bleed coolant system.
NOTE: Read out fault memory of EMS2000 control module, check stored fault memory, rectify faults, clear fault memory.
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:
- • 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.