Manual download

Contents Engine, Mechanics Page Belt drive/ancillaries . 3 Water cooled alternator 4 Hydraulic/electric fan control . 6 Hydraulic fan circuit 6 Power steering circuit . 7 Hydraulic fan control 8 Temperature sensor for radiator fan drive circuit G382 . 9 Electric fan control 10 Continued coolant circulation 10 Engine sub systems Induction system 12 Exhaust system 14 Exhaust flap 17 Crankcase breather system 18 System layout 18 Secondary air system . 20 System layout 20 Vacuum system 23 System layout 23 Exhaust gas recirculation 24 Fuel tank breather system activated charcoal filter ACF 25 Engine management Engine management concept 26 System layout . 28 Sensors/actuators . 28 Block diagram . 30 Special features of Motronic ME7.1.1 32 Engine speed sender G28 34 Sensor design 36 Camshaft position senders . 37 Sensor design 38 Oil temperature sender G8 42 Detection of combustion missing . 42 CAN data exchange 44 Additional signals/interfaces . 46 Service Notes on maintenance 48 Workshop equipment/special tools . 50 The self study programme contains information on design features and functions. New Attention Note The self study programme is not intended as a Workshop Manual. Values given are only intended to help explain the subject matter and relate to the software version applicable at the time of SSP compilation. Use should always be made of the latest technical publications 2 when performing maintenance and repair work. Engine, Mechanics Belt drive/ancillaries Water pump Idler wheels Air conditioner Alternator Crankshaft SSP268 047 Tandem oil Tensioning roller pump 3 Engine, Mechanics Water cooled alternator To satisfy the power supply requirements of The open design with respect to the pulley the Audi A8 W12, use is made of a water provides an exchange of cooling air for the cooled 190 A alternator with a power output claw pole rot