On-need AWD programs drive the secondary axle through an Energetic or passive coupling system or "by an independently run drive program". The conventional notes that sometimes, the secondary push method could also deliver the primary car propulsion. An illustration is often a hybrid AWD car where by the first axle https://groupak.gr/%CE%B1%CE%BE%CE%B5%CF%83%CE%BF%CF%85%CE%AC%CF%81-4%CF%874