BMW 128i Convertible 1 Series 2008 Owner's Manual
![BMW 128i Convertible 1 Series 2008 manual cover](/images/4501e562f23c31b88ecaadd7/thumbs/thumb175x175.webp)
To reset the TPMS, turn the ignition to position 2 without starting the engine. Use the iDrive controller to navigate to 'Vehicle Info,' then 'Vehicle Status,' and finally 'Reset Tire Pressure.' Confirm the reset and drive the car for a few miles to complete the process.
The recommended engine oil is BMW High Performance Synthetic Oil SAE 5W-30. Ensure it meets the BMW Longlife-01 oil standard for optimal performance.
First, check the trunk partition is securely in place, as the top won't operate if it's not. Next, check for any blown fuses and ensure the battery has enough charge. If the problem persists, consult a BMW technician.
Regular maintenance includes oil changes every 10,000 miles, brake fluid replacement every two years, and engine air filter replacement every 30,000 miles. Inspect the vehicle regularly for any signs of wear or leaks.
To replace the battery, remove the key blade by pressing the small button on the fob. Use a small screwdriver to pry open the battery compartment and replace the old battery with a new CR2032 battery. Reassemble the fob carefully.
Rough idling can be caused by a dirty or failing mass airflow sensor, vacuum leaks, or worn spark plugs. Inspect these components and replace them if necessary. Regular maintenance can help prevent such issues.
If the electronic trunk release is not working, use the key blade located in your key fob to manually open the trunk. Insert the key into the lock cylinder located near the trunk handle and turn it to unlock.
Common causes include a loose gas cap, faulty oxygen sensors, or a malfunctioning catalytic converter. Use an OBD-II scanner to retrieve error codes and diagnose the issue accurately.
Activate Bluetooth on your phone and navigate to 'Settings' in the iDrive menu. Select 'Bluetooth,' then 'Add New Device.' Follow the prompts to complete the pairing process, ensuring the passkey matches.
To improve fuel efficiency, ensure your tires are properly inflated, perform regular engine maintenance, and avoid aggressive driving. Using cruise control on highways can also help maintain a steady speed and improve efficiency.