Manual reset of service light, button A is between the fuel gauge and the 150 MPH marking on the speedo. Information is displayed on the speedo. Ignition off, press and hold button A, turn the ignition key to position 1, after 5 or so seconds the message OIL SERVICE or INSPECTION and "reset" or "re" is displayed, release button and then press and hold button A, after 5 seconds or so "reset" will start to flash, release button A, press and release button A again, new service interval is now displayed, press and release button A and the message "END SIA" is displayed, switch off ignition. This reset applies when the vehicles are due servicing. If the vehicle is not due servicing it will not reset. Tyre pressures for the RunFlat tyres on the Mini Cooper are 30psi. To reset: With all tyres inflated to 30psi, Start the engine, press the tyre reset button next to the handbrake lever until the TPMS lamp on the dash lights up. Drive the vehicle faster then 15mph and the system will reset. The ELM327 when set to read OBD2 will only have software to request OBD2 codes from the engine ECU. If you want to read anything else you will need a scanner that will instruct the ELM327 to request and read and display the system you want.