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REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Audi A6 (1997 release)

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Audi A6
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Audi
A6
General Information
Operation of the vehicle
Maintenance
Engines
Four-cylinder petrol engines
Overview
Control parameters of the engine parts
Tightening torques of the main threaded connections
Removing and installing engine
Ribbed belts
Belt
Bracket alternator, power steering pump (WTP) and the fan with viscous coupling
Toothed belt
Front Crankshaft Seal
Dual mass flywheel
Crankshaft
Cylinder head cover
Cylinder Head
Gas distribution mechanism
Checking the hydraulic valve lifters
The pistons and connecting rods
Six-cylinder petrol engines
Diesel engines 1.9 l
Diesel engines 2.5 l
Ignition, fuel injection and exhaust of gasoline engines
The power supply system, and preheating the exhaust gases of diesel engines
Lubrication System
Cooling system
Coupling
Transmission
The front wheel drive shafts
Design features four-wheel drive transmission
Suspension
Wheels and tires
Steering
Brakes
Body
Heating and air conditioning
Electrical
Electric schemes
 


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Tightening torques of the main threaded connections



When assembling the motor screw connections must be tightened with a strictly defined moment.
Tightening torque for compounds Nm:
the engine to the engine frame 25
the torque converter to the drive plate (bolts M10x1) 85
the catalytic converter to the turbocharger 30
tube clamps oil cooler automatic transmission 10
power steering pump (GUR) to the bracket 25
air conditioning compressor to the bracket 25
Coolant drain plug on the water pump 30
water pump pulley 25
bolts the air conditioning compressor belt tensioner 20
casing of a gear belt to the water pump 10
bracket bolts of the generator, power steering pump and fan 25
the intake manifold support bracket to 20
Bearing compensator reactive torque to the bracket 20
alternator mounting bolts:
M8 25
M10 40
Bolts of fastening of the water pump 25
The pulley power steering pump (GUR) 25
Bolt tensioner pulley toothed belt 25
Bolts of fastening of the bottom casing of a gear belt:
M6 10
M8 20
pulley bolt-damper on the crankshaft 10 + to tighten on 90 ?�
bolts ribbed belt tensioner 25
bolts toothed belt pulley to the crankshaft 90 + to tighten by 90 ?�
flywheel bolts to drive plate 60 + to tighten on 180 ?�
bolts drive plate to crankshaft 60 + to tighten on 90 ?�
Bolts main bearing caps of the crankshaft 60 + to tighten on 90 ?�
bolts of the rotor position sensor of the crankshaft 10 + to tighten on 90 ?�
nuts cylinder head cover 10
bolts ignition coils 10
the turbocharger to the exhaust manifold 35
turbocharger to the support 40
Bearing turbocharger to cylinder block 45
guide the oil dipstick tube to the cylinder head 20
bolts of covers of bearings of camshafts 10
hydraulic chain tensioner on the cylinder head 10
Hall sensor rotor to the camshaft 25
Hall sensor housing to the cylinder head 10
toothed belt pulley to the camshaft 65
For the remaining screw connections torques are as follows:
M6 10 Nm
M8 20 Nm
M10 45 Nm
M12 65 Nm




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Removing and installing engine

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