Engine wise, 2.0d is not bad (noise insulation itp) but 3.0d is better in every way, ask for test drive with both and you will see. Appreciate 2. MarkyM. 381.50. skibuddy. In the EU test cycle, the BMW X1 xDrive28i runs with 7.9 liters/100 km or 35.7 mpg imp (an improvement of 1.5 liters / 5.7 mpg), has CO2 emissions of 183 g/km (down by 38g). [Source: BMW ] 2.0 1) Engine Oil Leakage; Worn Out Valve Cover & Gasket In The BMW X3. Oil leaks are a major problem for any vehicle. The BMW X3 used vehicles were reported to have oil leakage by the drivers. The X3 has a plastic valve cover which was said to be the reason behind the leakage. That is because the plastic valve cover wears out more easily than The majority of BMW engines use spark plugs with M14 x 1.25 threads. The recommended tightening torque for most BMW spark plugs is 30Nm. Always call your local dealer to verify your BMW engine’s correct spark plug torque. Your dealer can look up the correct torque if you provide the VIN. The price is per one spark plug or ignition coil. The wires from this connector run to a box on the engine side of the fan (which the manual calls an "output final stage") and two wires go from there to the fan motor. The car is supposed to run the fan for 20 seconds when you first turn the car on, then check to see if it is spinning, if the fan is not spinning the computer should set a code. BMW X3 sDrive30i — $43,700; BMW X3 xDrive30i — $45,700; BMW X3 M40i — $57,800; For that, you actually get quite a bit of standard equipment. For the ’30i models, you get a 2.0 liter Applicable Models: BMW X3 Sport Utility (2004-06) Project Time: 1 hours. Tab: $60. Talent. Tools: Flathead and Phillips screwdrivers, 13mm socket. Parts Required: Engine coolant. Performance Gain: Cooling system parts lifespan increased. Complementary Modification: Replace hoses. Join Date: Apr 2007. Location: Latvia. iTrader: ( 0) Auto gearbox jerking (shaking) on low rpm. Is anyone had same issue, when you start driving on 1200-1500 rpm car or transmission shakes, in the moment when I start acceleration, but very very slowly. Appreciate 0. Io1R.