BMW 128i Coupe 1 Series 2011 Owner's Manual
![BMW 128i Coupe 1 Series 2011 manual cover](/images/c8225597fb8ed315520ba8fe/thumbs/thumb175x175.webp)
The recommended oil type for the BMW 128i Coupe 2011 is synthetic 5W-30. The engine oil capacity is approximately 6.9 quarts (6.5 liters) with a filter change.
To reset the service light, turn the ignition to the ON position without starting the engine. Press and hold the trip reset button until the service light appears. Release, then press and hold again until it resets.
The recommended tire pressure for the BMW 128i Coupe 2011 is 32 PSI for the front tires and 35 PSI for the rear tires. Always check the tire information placard located on the driver's side door jamb for specifics.
It is recommended to change the brake fluid every two years to maintain optimal braking performance and to prevent moisture build-up in the system.
Common issues include coolant leaks from the expansion tank, water pump failure, and thermostat malfunctions. Regular checks and maintenance can prevent overheating and engine damage.
To replace the air filter, open the hood and locate the air filter housing. Unclip the housing, remove the old filter, and insert the new one ensuring it is seated correctly. Re-secure the housing clips.
The spark plugs in the BMW 128i Coupe 2011 should be replaced approximately every 45,000 miles to ensure optimal engine performance and efficiency.
To improve fuel efficiency, maintain proper tire pressure, use recommended oil, reduce excessive idling, and ensure regular maintenance such as air filter and spark plug replacements.
If the battery is frequently dying, check for electrical drains, ensure the alternator is functioning properly, and consider replacing an old or faulty battery. Regularly driving the car helps maintain battery charge.
Start by checking the refrigerant levels and ensure there are no leaks. Verify that the A/C compressor is engaging and inspect the fuses and relays associated with the A/C system.