Ford Focus 2008 Owners Guide
![Ford Focus 2008 manual cover](/images/jQLoGKqfHliGtyDIctRuIrwZ/thumbs/thumb175x175.webp)
To reset the oil change light, turn the ignition key to the "On" position without starting the engine. Fully press the accelerator and brake pedals at the same time and hold them for approximately 25 seconds until the oil change light flashes and then turns off.
The recommended oil for a Ford Focus 2008 is 5W-20. It is important to use high-quality oil that meets Ford specifications to ensure optimal engine performance and longevity.
To improve fuel efficiency, ensure your tires are properly inflated, perform regular maintenance such as oil changes and air filter replacements, avoid carrying unnecessary weight, and drive conservatively by accelerating smoothly and maintaining a steady speed.
Common reasons include a loose gas cap, faulty oxygen sensor, malfunctioning catalytic converter, issues with the mass air flow sensor, or spark plug/ignition coil problems. It's best to diagnose the issue with an OBD-II scanner.
To replace the headlight bulb, open the hood and locate the back of the headlight assembly. Remove the power connector and turn the bulb holder counterclockwise to release it. Replace the old bulb with a new one, making sure not to touch the glass, and reassemble.
Regular maintenance includes oil and filter changes every 5,000 miles, tire rotations every 7,500 miles, and brake inspections every 10,000 miles. Replace the air filter every 30,000 miles and perform a comprehensive inspection annually.
First, check the coolant level and look for any leaks in the system. Inspect the radiator fan operation and the thermostat. If the issue persists, it may be necessary to check the water pump and inspect for any blockages in the coolant passages.
Transmission shuddering or slipping can be caused by low or old transmission fluid, worn out clutches, or a malfunctioning transmission control module. It's advisable to check the fluid level and condition, and consult a professional if issues continue.
To replace the battery, turn off the vehicle and remove the key. Open the hood and locate the battery. Disconnect the negative terminal first, followed by the positive terminal. Remove any securing brackets, replace the battery with a new one, and reconnect the terminals positive first.
A squealing noise when starting the engine can be caused by a worn or loose serpentine belt. Inspect the belt for signs of wear and tension, and replace it if necessary. Also, check the belt tensioner and pulleys for proper function.