Overview

Another representative of the range of diesel engines Audi - a six-cylinder V-engine, liquid-cooled. This motor is also located in the engine compartment lengthwise.

Engine block is cast from gray cast iron in one piece. The cylinder head is made of aluminum alloy and is fixed to the cylinder block with bolts. The cylinder head pressed steel guides and valve seats. To the bottom of the cylinder block of the engine oil pan is fastened, wherein the oil is required to lubricate and cool the engine.

The motor is arranged according to the scheme in which the air-fuel mixture supplied to the cylinders on one side of the engine, and the exhaust gases are removed from the other side. With this arrangement significantly improves the filling of cylinders with a mixture of fuel and removal of products of combustion. Fuel injectors fed directly into the engine cylinders.

In each section of the cylinder has a separate cylinder head with two overhead camshafts. Drive both camshafts intake valves by a single toothed belt. Drive exhaust camshaft gear carried on Inlet camshaft.

Valve clearances are automatically adjusted by means of hydraulic tappets, however in the operation manual adjustment is required.

For the supply of oil to metal parts of the engine oil pump is driven by a chain from the crankshaft. Pressurized oil is fed through the channels to the bearings of the crankshaft and camshafts.