2008 Volvo S40 Owner's Manual - Page 59

Windshield washers (A) Pull the lever toward the steering wheel and release it. The wipers will make 2-3 sweeps across the windshield after the lever has been released. Headlight washers (certain models) When the lever has been pulled, high pressure jets mounted in the bumper will spray the headlights. The following applies to conserve washer fluid (see page 59 for information on the light switch positions): Low/high beam headlights on The headlights will be washed the first time the windshield is washed. Thereafter, the headlights will only be washed once for every five times the windshield is washed within a 10-minute period. Parking lights on Optional Bi-Xenon® headlights will be washed once for every five times the windshield is washed. Normal halogen headlights will not be washed. 68 02 Instruments and controls Rain sensor B - Rain sensor (option) The rain sensor regulates windshield wiper speed according to the amount of water on the windshield. The sensitivity of the rain sensor is adjusted by moving the thumb wheel (C in the illustration on the previous page) up (the wipers will sweep the windshield more frequently) or down (the wipers will sweep the windshield less frequently). On/Off To activate the rain sensor: 1. Switch on the ignition. 2. Put the windshield wiper lever in position 0.