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Service 8 cylinder direct injection engine 4.2 ltr. 4 valve CAU Engine ID A Edition 03.2015 Service Department. Technical Information Service List of Workshop Manual Repair Groups Repair Group 00 Technical data 10 Removing and installing engine 13 Crankshaft group 15 Cylinder head, valve gear 17 Lubrication 19 Cooling 24 Mixture preparation injection 26 Exhaust system 28 Ignition system Technical information should always be available to the foremen and mechanics, because their careful and constant adherence to the instructions is essential to ensure vehicle road worthiness and safety. In addition, the normal basic safety precautions for working on motor vehicles must, as a matter of course, be observed. A005A502420 Audi A5 Coupé 2008 ➤ 8 cylinder direct injection engine 4.2 ltr. 4 valve Edition 03.2015 Contents 00 Technical data 1 1 Identification 1 1.1 Engine identification number/engine data 1 2 General notes 2 2.1 General notes on ignition system 2 3 Safety precautions 3 3.1 Safety precautions when working on the fuel system 3 3.2 Safety precautions when working on the fuel supply system 4 3.3 Safety precautions when working on vehicles with start/stop system 6 3.4 Safety precautions when using testers and measuring instruments during a road test 6 3.5 Safety precautions when working on the subframe 6 3.6 Safety precautions when working on the cooling system 7 3.7 Safety precautions when working on the ignition system 7 3.8 Safety precautions when working on the exhaust system 8 4 Repair instructions 9 4.1 Rules for cleanliness 9 4.2 Checking fuel system for leaks 9 4.3 Foreign particles in engine 9 4.4 Contact corrosion 10 4.5 Installing radiators and condensers 10 4.6 Routing and attachment of pipes, hoses and wiring 10 4.7 Checking vacuum system 10 5 Technical data 12 5.1 Technical data of injection system 12 10 Removing and installing engine 13 1 Removing