2008 Volvo S40 Owner's Manual - Page 169

Installing the wheel 1. Clean the contact surfaces on the wheel and hub. 2. Lift the wheel and place it on the hub. 3. Install the wheel nuts and tighten handtight. Using the lug wrench, tighten crosswise until all nuts are snug. 4. Lower the vehicle to the ground and alternately tighten the bolts crosswise to 96 ft. lbs. (130 Nm). 5. Install the wheel cap (where applicable). 186 07 Wheels and tires Changing a wheel Returning the jack and spare wheel to the storage space 1. Crank the jack (1) down approximately halfway until the mark on the washer (2) aligns with the mark on the jack's arm (3). 2. Place the jack in the storage space. Fold in the jack's crank (4) and place the lug wrench (5) on the jack. 3. Screw the jack's retaining pin into hole 6 so that it holds the jack securely in place. 4. Place the spare wheel (7) over the jack. 5. Insert the spare wheel's retaining pin through the center hole in the spare wheel so that it aligns with hole 8. Screw the retaining pin into hole 8 so that it holds the spare wheel securely in place. 187 07 Wheels and tires Tire Pressure Monitoring System (TPMS) Introduction The tire pressure monitoring system uses sensors mounted in the tire valves to check inflation pressure levels. When the vehicle is moving at a speed of approximately 20 mph (30 km/h) or faster, these sensors transmit inflation pressure