VW Transporter T4 Westfalia oweners manual page 32

text version of content this owner's manual page from owners manual to the vehicle VW Transporter T4, year of production 1990 - 2003:

CONTROLS AND EQUIPMENT zyxwvutsrqponmlkjihgfedcbaZYXWVUTSRQPONMLKJIHGFEDCBA pressed - on no account should it be Brake servo Anti-locking brake system * zyxwvutsrqponmlkjihgfedcbaZYXWVUTSRQPONMLKJIHGFEDCBA pumped! Attention The ABS plays a major part in increasing the active safety of the vehicle. The big advan- The servo is operated by vacuum Attention tage when compared with a conventional which is only generated when en- However the ABS system cannot brake system is that even when braking gine is running. For this reason overcome the physical limits. hard on a slippery road surface the best the vehicle should not be allowed This must be borne in mind par- possible steerability is retained for the road to roll with the engine switched ticularly on slippery or wet roads. condition because the wheels do not lock. off. When the ABS comes into the control range the speed must im- However, one must not expect the ABS sys- mediately be adapted to the road tem to shorten the braking distance in all When the brake servo is not and traffic conditions. The in- conditions. When driving on gravel or on working because, for example, creased amount of safety avail- fresh snow covering a slippery surface, i.e. the vehicle is being towed or be- able must not tempt one into tak- when one should be driving very carefully in cause a defect has occurred on ing risks. any case, the stopping distance may even the brake servo itself, the brake be slightly longer. pedal must be pressed consider- If a defect occurs on the ABS it is indicated ably harder to compensate for by a warning lamp - see page 49. the absence of servo assistance. How the ABS system works When the turning speed of a wheel reaches a level which is too lowforthe vehicle speed and it tends to lock, the brake pressure to this wheel is reduced. On the front axle the brake pressure is regulated for each wheel individually, whereas on the rear axle, the pressure is regulated for both wheels at the same time. As a result the braking effect is the same for both rear wheels and the driv- ing stability is retained as far as possible. This regulating process makes itself known by movement of the brake pedal and is ac- companied by noises. This is done deliber- ately as a warning to the driver that a wheel or the wheels are in the locking range. So that the ABS can regulate effectively in this range the brake pedal must remain de- www.WestfaliaT4.info - a useful website for owners and enthusiasts of VW Westfalia T4 Transporter / Eurovan Campervans

owners manual VW Transporter T4

owners manual VW Transporter T4 - year of production: 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 - VW Transporter T4 Westfalia oweners manual EN