6 cylinder car engines Audi A6 C4
In this section, information about the repair of units of gasoline 6-cylinder engines with a volume of 2.6 and 2.8 liters of Audi A6 cars. Engine factory codes: ABC and AAH.
Technical specifications
General characteristics Engine code 2598 cm³, MPFI injection system, 110 kW ABC 2771 cm³, MPI injection system, 128 kW AAH Cylinder diameter 82.5 mm Piston...
General characteristics Engine code 2598 cm³, MPFI injection system, 110 kW ABC 2771 cm³, MPI injection system, 128 kW AAH Cylinder diameter 82.5 mm Piston...
Toothed belt
Warning: Incorrect installation of the timing belt can cause very serious engine damage. If you lack experience, contact a workshop. Removal 1. Remove the...
Warning: Incorrect installation of the timing belt can cause very serious engine damage. If you lack experience, contact a workshop. Removal 1. Remove the...
Cylinder head
Remove the cylinder head only when the engine is cold (at room temperature). Do not disconnect the exhaust pipe. The cylinder head can be removed without...
Remove the cylinder head only when the engine is cold (at room temperature). Do not disconnect the exhaust pipe. The cylinder head can be removed without...
Removal and installation valves
Warning: The exhaust valves of the 6-cylinder engine with an output of up to 174 hp are filled with sodium to improve heat dissipation. These valves must not...
Warning: The exhaust valves of the 6-cylinder engine with an output of up to 174 hp are filled with sodium to improve heat dissipation. These valves must not...
Replacing valve stem seals
Worn valve stem seals are the cause of high oil consumption by the engine. The stem seals can also be removed with the cylinder head installed. For this,...
Worn valve stem seals are the cause of high oil consumption by the engine. The stem seals can also be removed with the cylinder head installed. For this,...
Checking the valve guides
When repairing engines with leaky valves, it is not enough to simply rework or replace the valves. In addition, the valve guides should be checked for wear...
When repairing engines with leaky valves, it is not enough to simply rework or replace the valves. In addition, the valve guides should be checked for wear...
Finishing of the seat/valve seat chamfer
Intake valve seat Exhaust valve seat Valve dimensions Valve seats with signs of wear or combustion influence can be reworked as long as the maximum permissible...
Intake valve seat Exhaust valve seat Valve dimensions Valve seats with signs of wear or combustion influence can be reworked as long as the maximum permissible...
Lapping of valve seats
With perfectly machined valve seats and new valves, lapping the valve seats in the cylinder head is not necessary. Valves may be lapped only using fine-grained...
With perfectly machined valve seats and new valves, lapping the valve seats in the cylinder head is not necessary. Valves may be lapped only using fine-grained...
Compression check
Compression testing allows you to draw conclusions about the engine's condition. Namely, when checking, you can determine whether the valves and pistons are in...
Compression testing allows you to draw conclusions about the engine's condition. Namely, when checking, you can determine whether the valves and pistons are in...
Poly V-belt
Removal 1. Remove the poly V-belt cover. To do this, unscrew 2 bolts SW 10 and detach the cover from the ignition coil screen. 2. 2.8L 30-valve engine (193...
Removal 1. Remove the poly V-belt cover. To do this, unscrew 2 bolts SW 10 and detach the cover from the ignition coil screen. 2. 2.8L 30-valve engine (193...
Lubrication system
Lubrication system of a 6-cylinder engine 1. Bolt, 10 Nm 2. Bolt, 10 Nm 3. Oil pan, upper part 4. Oil pan, lower part 5. Bolt, 10 Nm 6. Nut, 30 Nm 7. Bolt, 10...
Lubrication system of a 6-cylinder engine 1. Bolt, 10 Nm 2. Bolt, 10 Nm 3. Oil pan, upper part 4. Oil pan, lower part 5. Bolt, 10 Nm 6. Nut, 30 Nm 7. Bolt, 10...
Oil pump
Removal 1. The oil pump is located in front of the cylinder block and is driven by the crankshaft. 2. Remove the poly V-belt. 3. Remove the timing belt....
Removal 1. The oil pump is located in front of the cylinder block and is driven by the crankshaft. 2. Remove the poly V-belt. 3. Remove the timing belt....
This section is available on russian, bulgarian, belarusian, ukrainian, serbian, croatian, romanian, polish, slovak, hungarian
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