Cylinder block, crankshaft and flywheel of a V6 engine
- 1 - crankshaft
Checking the axial play:
- New: 0.07-0.23mm
- Wear Limit: 0.25mm
- Radial clearance check with Plastigage: 0.018 - 0.045 mm
- Wear Limit: 0.10mm
Attention: When checking the radial clearance, do not rotate the crankshaft.
- 2 - Main bearing cap 4 with thrust washer recess
- 3 - Bolt. replace, 60 Nm+90°. To measure the radial clearance, tighten the bolt with a torque of no more than 60Nm
- 4 - Thrust washer of the main bearing 4
- 5 - Flywheel / Drive Disc
- 6 - Flywheel / drive plate bolt. replace, (flywheel 60Nm+180°), (drive disk 60 Nm+90°). When releasing, use tool 3242 to lock the crankshaft
- 7 - Inserts of main bearings. Do not mix up removed earbuds
- 8 - Sealed flange with stuffing box. Replaced as an assembly. Drain coolant before removing
- 9 - Gasket. Replace
- 10 - Bolt, 10 Nm
- 11 - Thrust washer of the cylinder block, bearing 4
- 12 - Bolt, 25 Nm. Pre-tighten by hand before tightening the main bearing cap bolts
- 13 - Cylinder block
- 14 - Guide sleeve
The main elements of the timing drive of the V6 engine
- 1 - Bolt, 55 Nm
- 2 - Toothed belt tensioner. Lock with tool 3204 before removing
- 3 — the Top right cover of a gear belt
- 4 — the Central right cover of a gear belt
- 5 - Toothed belt. Before removing, mark the direction of belt movement. Check for wear. Don't go overboard
- 6 — the Top left cover of a gear belt
- 7, 8 - Bolt, 25 Nm
- 9 - Washer
- 10 - Bearing sleeve
- 11 - Timing belt tensioner
- 12 - Tension lever
- 13 - O-ring
- 14 - Bolt, 25 Nm
- 15 - Bracket
- 16 - Connection (thermostat housing)
- 17 - Water pump
- 18 - Oil pump
- 19 - Cylinder head
- 20 - Housing breather crankcase
- 21 - Cylinder block
- 22 - Bolt, 45 Nm
- 23 - Bracket
- 24 - Oil pan
- 25 - Guide roller
- 26 - Bolt, 45 Nm
- 27 - Crankshaft gear
- 28 - Bolt 200 Nm+180°, replace
- 29 - Belt tensioner
- 30 - Bolt, 10 Nm. Install with D6 grease
- 31 - Fan pulley
- 32 - Bolt M8 - 25 Nm, M6 - 10 Nm
- 33 - Timing belt cover
- 34 - Bolt, 10 Nm
- 35 - Vibration damper
- 36 - Bolt, 25 Nm
Intake camshaft chain drive. V6 engine
- 1 — the Top right cover of a gear belt
- 2 — the Central right cover of a gear belt
- 3 — the Top left cover of a gear belt
- 4 - Hexagon nut, 10 Nm
- 5 — a back cover of a gear belt
- 6 - Lifting eye
- 7 - Bolt, 25 Nm
- 8 — Laying of a cover of a head of cylinders. Replace if damaged. Lubricate the gasket surface between the bearing cover and the cylinder head with grease D 454 300 A3 before installation
- 9 - Cylinder head cover
- 10 - Gasket
- 11 - Cover. Replace seal if damaged
- 12 - Bracket
- 13 - Hexagon nut, 10 Nm. Tighten from center outwards
- 14 — Bolt of a head of cylinders. Replace
- 15 - Cylinder head. Check flatness
- 16 - Oil deflector
- 17 — Laying of a head of cylinders (metallic). Replace
- 18 — a gear wheel of a cranked shaft
- 19 - Clamping plate
- 20 - Bolt, 55 Nm
Elements of the cylinder head. V6 engine
- 1 - Double bearing cover. Lightly lubricate the mating surface with grease AV 174 004 01
- 2 - Bolt, 10 Nm
- 3 - Bearing caps for the exhaust camshaft. Lightly lubricate the mating surfaces of the extreme (outdoor) bearings with grease AV 174 004 01
- 4 - Exhaust camshaft. Checking the radial clearance with Plastigage:
- Runout, no more: 0.01 mm
- Wear Limit: 0.10mm
- 5 - Cap. Replace. To remove, remove the bearing cap. With the bearing cap installed, press on with tool 3202 and a plastic mallet
- 6 — Covers of bearings of a camshaft of inlet valves
- 7 - Exhaust camshaft
- 8 - Camshaft adjuster. Lock the chain tensioner with lock 3366 before removing. Check camshaft adjustment
- 9 - Drive chain. Before removing, mark the direction of travel
- 10 - Bolt, 10nm
- 11 - O-ring. Replace
- 12 - Valve 1 or 2 for adjusting the camshaft N205 or N208. Check camshaft adjustment
- 13 - Gasket (rubber/metal). Replace
- 14 - Segment insert. Replace
- 15 - Hydraulic valve lifter. Do not interchange tappets of different valves. Store down the contact surface with the camshaft cam
- 16 — crackers split lock
- 17 - The holder of the valve spring
- 18 - Valve spring
- 19 - Oil deflector cap
- 20 — a rod of a pusher of the valve
- 21 - Cylinder head
- 22 - Valves
- 23 - Oil seal. Lightly lubricate the seal lips
- 24 - CMP damper
- 25 - Conical washer
- 26 - Bolt, 25Nm
- 27 - Camshaft position sensor (CMP)
- 28 - Bolt, 10nm
- 29 - Guide sleeve
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