Volvo XC90 Quick Guide 2008

To reset the service reminder light, turn the ignition key to position I. Press and hold the trip odometer reset button, then turn the key to position II. Continue holding the button until the service light flashes, then release the button.
Volvo recommends using SAE 5W-30 synthetic oil that meets ACEA A5/B5 specifications for the 2008 XC90. Always check your owner's manual for the most accurate information.
To troubleshoot the "check engine" light, use an OBD-II scanner to read the diagnostic trouble codes (DTCs) stored in the vehicle's computer. These codes will help pinpoint the issue. Consult a professional mechanic if needed.
The recommended tire pressure for the 2008 Volvo XC90 is usually 32 psi for the front tires and 33 psi for the rear tires. Always refer to the sticker located on the driver's side door jamb for precise specifications.
It is recommended to replace the timing belt every 105,000 miles or 10 years, whichever comes first. Regular inspections should be done to ensure its condition.
Common causes of a rough idle include dirty fuel injectors, a faulty mass airflow sensor, vacuum leaks, or worn spark plugs. A diagnostic check can help identify the specific issue.
To replace a headlight bulb, first disconnect the battery. Remove the headlight assembly by unscrewing retaining bolts. Twist and remove the old bulb, then replace it with a new one. Reassemble and reconnect the battery.
A squealing noise when braking is often caused by worn brake pads or a lack of lubrication on the brake components. Inspect the brake pads and consider replacing them if they are worn.
To check the transmission fluid, first warm up the engine. With the engine idling, remove the dipstick from the transmission fluid reservoir, wipe it clean, then reinsert it. Pull it out again and check the fluid level, ensuring it is between the "Min" and "Max" marks.
Signs of a failing alternator include dimming headlights, a dead battery, unusual noises from the engine, and the battery warning light illuminating on the dashboard. Test the alternator output to confirm the issue.