Common parameters |
| Designation, engine type |
| Petrol models |
| ML 230 (163.136) | 111,977, in-line, 4-cylinder, DOHC, water-cooled, timing chain drive and microprocessor control |
| ML 320 (163.154) | 112.942, V-shaped, 6-cylinder, DOHC, water-cooled, timing chain drive and microprocessor control |
| ML 350 (163.157) | 112.970, V-shaped, 6-cylinder, DOHC, water-cooled, timing chain drive and microprocessor control |
| ML 430 (163.172) | 113.942, V-shaped 8-cylinder, DOHC, water-cooled, timing chain drive and microprocessor control |
| ML 55 AMG (163.174) | 113.981, V-shaped 8-cylinder, DOHC, water-cooled, timing chain drive and microprocessor control |
| ML 500 (163.175) | 113.965, V-shaped 8-cylinder, DOHC, water-cooled, timing chain drive and microprocessor control |
| Diesel models |
| ML 270 CDI (163.113) | 612,963, inline 5-cylinder, DOHC, water-cooled, chain-driven timing and turbocharger |
| ML 400 CDI (163.128) | 628.963, V-shaped 8-cylinder, DOHC, water-cooled, chain-driven timing and turbocharger |
| Engine | See. Specifications to the Head Controls and receptions of safe operation |
| Rated power output | See. Specifications to the Head Controls and receptions of safe operation |
| Rated torque | See. Specifications to the Head Controls and receptions of safe operation |
| Maximum engine speed | See. Specifications to the Head Controls and receptions of safe operation |
| Compression ratio |
| Engines Series 111 | 9.0 |
| Engines Series 112 | 100 |
| Engines Series 113 | No data available |
| Engines Series 612 | No data available |
| Engines Series 628 | No data available |
| Pressure compression bar |
| Engines Series 111 |
| 11 ÷ 15 |
- The maximum allowable difference in readings between cylinders
| 15 |
| Engines series 112 and 113 |
| 12 ÷ 14 |
- The minimum allowable value
| 9.0 |
- The maximum allowable difference in readings between cylinders
| 15 |
| Engines series 612 and 628 |
| 29 ÷ 35 |
- The minimum acceptable value (approx)
| 18 |
- The maximum allowable difference in readings between cylinders
| thirty |
| Operating procedure of cylinders |
| 4-cylinder engines | 1-3-4-2 |
| 5-cylinder engines | 1-2-4-5-3 |
| 6-cylinder engines | 1-5-3-6-2-4 |
| 8-cylinder engines | 1-5-4-8-6-3-7-2 |
| Bore |
| Engines Series 111 | No data available |
| 112,942 Engine | 92.0 |
| 112,970 Engine | No data available |
| 113,942 Engine | 89.90 |
| 113,981 Engine | 97.00 |
| 113,965 Engine | No data available |
| Engines Series 612 | No data available |
| Engines Series 628 | No data available |
| Drive belt, mm |
Engines Series 111 |
| 2040 |
| 2055 |
| 2140 |
| 2155 |
| Engines Series 112 | No data available |
| Engines Series 113 | No data available |
| Engines Series 612 (+ R / V + GUR VDA) | 2271 |
| Engines Series 628 | No data available |
| Valve clearance | Not regulated as used hydraulic lifters |
| Gas distribution mechanism |
| The codes of camshafts |
Engine 111.977 (230 ML) |
| 18 |
| 17 |
| Engine 112.942 (ML 320) | No data available |
| Engine 112.970 (ML 350) | No data available |
| Engine 113.942 (430 ML) | No data available |
| Engine 113.981 (ML 55 AMG) | No data available |
| Engine 113.965 (ML 500) | No data available |
| Engine 612.963 (ML 270 CDI) |
| 01 |
| 00 |
| Engine 628.963 (ML 400 CDI) |
The left cylinder head |
| 02 |
| 03 |
| The right cylinder head |
| 00 |
| 01 |
| Timing (2 millimetrovoeotkryvanie during run-in chain) |
| Engine 111.977 (230 ML) |
The intake valves |
| 20.0 ?° ATDC |
| 29.5 ?° after BDC |
| The exhaust valves |
| 19.5 ?° before the BDC |
| 14.0 ?° before TDC |
| Engine 112.942 (ML 320) |
| The left cylinder head |
| The intake valves |
| 24.9 ?° ATDC |
| 25.9 ?° after BDC |
| The exhaust valves |
| 31.5 ?° before the BDC |
| 12.1 ?° before TDC |
| The right cylinder head |
| The intake valves |
| 26.5 ?° ATDC |
| 27.5 ?° after BDC |
| The exhaust valves |
| 29.9 ?° before the BDC |
| 10.5 ?° before TDC |
| Engine 112.970 (ML 350) | No data available |
| Engine 113.942 (430 ML) |
| The left cylinder head |
The intake valves |
| 31.9 ?° ATDC |
| 28.2 ?° after BDC |
| The exhaust valves |
| 24.1 ?° before the BDC |
| 9.1 ?° before TDC |
| The right cylinder head |
The intake valves |
| 33.5 ?° ATDC |
| 29.8 ?° after BDC |
| The exhaust valves |
| 22.5 ?° before the BDC |
| 7.5 ?° before TDC |
| Engine 113.981 (ML 55 AMG) |
| The left and right cylinder heads |
The intake valves |
| 25 ?° ATDC |
| 39 ?° after BDC |
| The exhaust valves |
| 35 ?° before BDC |
| 15 ?° before TDC |
| Engine 113.965 (ML 500) |
| The left cylinder head |
The intake valves |
| 30.9 ?° ATDC |
| 25.7 ?° after BDC |
| The exhaust valves |
| 23.2 ?° before the BDC |
| 9.1 ?° before TDC |
| The right cylinder head |
The intake valves |
| 32.5 ?° ATDC |
| 27.3 ?° after BDC |
| The exhaust valves |
| 21.6 ?° before the BDC |
| 7.5 ?° before TDC |
| Engine 612.963 (ML 270 CDI) |
| The intake valves |
| 19 ?° ATDC |
| 7 ?° after BDC |
| The exhaust valves |
| 9 ?° before BDC |
| 22 ?° before TDC |
| Engine 628.963 (ML 400 CDI) | No data available |
| Additional parameters for the engine 111.977 (ML 230) |
| The maximum allowable radial play vibration damper, mm | 0.6 |
| Maximum permissible axial play of the vibration damper, mm | 0.6 |
| The diameter of the camshaft bearing, mm |
| Nominal value | 28.00 ÷ 28.02 |
| Workshop value | 28.50 ÷ 28.52 |
| The diameter of the bearing journals of the camshaft, mm |
| Nominal value | 27.95 ÷ 27.96 |
| Workshop value | 28.45 ÷ 28.46 |
| The axial clearance of camshafts, mm | 0.05 ÷ 0.15 |
Efforts of a tightening of carving connections, Nanometer
 | These are listed in order of presentation (succession of sections). |
|
| M111 |
| Tension wheel nut to the tensioner assembly accessory drive belt | 25 |
| Bolts damper tensioner accessory drive belt | 25 |
| Bolts tensioner | 25 |
| Bolt steering pump to timing cover | 20 |
| Bolts of fastening of transmission to the engine |
M10x40 |
| Plated yellow 55 | |
| With synthetic coating Dacromet / chrome 40 | |
| M10x90 |
| Plated with yellow | 45 |
| With synthetic coating Dacromet / chrome | 40 |
| Bolts front cylinder head cover |
| M6 | 10 |
| M8 | 25 |
| Bolts timing cover |
| To the engine block (M8) | 25 |
| To the cylinder head |
| 18 |
| To hold 90 ?° |
| Bolts of asterisks of camshafts to the flanges |
| 20 |
| To hold up to 60 ?° |
| Nuts of fastening of asterisks of camshafts to the flanges | 65 |
| Chain guide bolts to the cylinder head | 10 |
| Plug chain tensioner | 40 |
| Chain tensioner in the timing cover | 80 |
| Central bolt knob to the camshaft |
| 5 |
| To hold 90 ?° |
| Bolts of fastening of covers of bearings of camshafts | 21 |
| Cylinder head bolts |
| M12 |
| 55 |
| To hold a 90 ?° angle |
| To hold a 90 ?° angle |
| To cover timing |
| 18 |
| To hold 90 ?° |
| Bolts and nuts intake manifold to the cylinder head | 20 |
| Bolts of fastening the rear end of the engine cover | 10 |
| The central bolt of vibration damper (Class 10.9) | 300 |
| Bolts flywheel / drive disc to the crankshaft |
| Step 1 | 40/45 |
| Step 2 | To hold 90 ?° |
| Nuts of fastening pads Front Mount power unit |
| To the frame of the car | 35 |
| To support arm | 65 |
| Bolts / nuts cushion back support suspension of the power unit |
| By the transmission housing | 35 |
| By crossmember | 35 |
| Nuts of fastening of the crossbeam to the vehicle frame | 35 |
| Sump bolts |
| The cylinder block |
| 10 |
| 25 |
| - |
| Transmission to the dome | 40 |
| Bolts of fastening of the oil pump |
| Hexagonal | 25 |
| TORX | 18 |
|
| M112 / 113 |
| Self-tapping bolt tensioner to cover timing |
| 35 |
| 25 |
| Bolts damper tensioner accessory drive belt |
| Tensioner | 25 |
| To the water pump | 35 |
| Bolts tensioner | 25 |
| The socket assembly connected to the fuel pipe feeding fuel line | 38 |
| Flanged reception pipe exhaust system with exhaust manifold | 20 |
| Bolts starter against the crankcase | 42 |
| Bolts pads front support to the subframe | 35 |
| M8 bolts fastening the torque converter to the drive disk | 42 |
| AT bolts to the engine |
| M10x40 and M10x90 | 40 |
| M12 | - |
| Mounts hydraulic lines to the steering pump |
Pressure line |
| - |
| 45 |
| Return line | 2 |
| Tighten the screws on the compressor K / V to the support bracket | 20 |
| Bolts timing cover to the block and the cylinder head | 20 |
| Bolt M8x78 mounting idler belt K / B and auxiliary units to cover timing | 68 |
| Bolts of fastening of the water pump |
| Self-tapping |
M6 |
| 14 |
| 10 |
| M8 |
| 35 |
| 25 |
| Standard (M7) | 10 |
| Fixing water pump pulley | 10 |
| Thermostat housing bolts (M6) | 10 |
| Bolts steering pump |
Self-tapping |
| 35 |
| 20 |
| Standard | 25 |
| Bolts intake manifold to the cylinder heads (M8) | 20 |
| Chain tensioner in the timing cover | 80 |
| Bolt stars camshafts |
(M12x45) |
| 50 |
| To hold a 90 ?° angle |
| The Hall sensor of a camshaft in the cylinder head | 8 |
| Bolts camshaft bearing bridge to the cylinder heads |
M7x45 |
| 15 |
| - |
| M7x84 |
| 10 |
| To hold a 90 ?° angle |
| Bolts of asterisks of camshafts |
(M12x45) |
| Step 1 | 50 |
| Step 2 | To hold a 90 ?° angle |
| Cylinder head bolts |
To the engine block (inside TORX) |
| 10 |
| thirty |
| To hold a 90 ?° angle |
| To hold a 90 ?° angle |
| To cover timing | 20 |
| Bolts cylinder head covers | 10 |
| Nut connecting pipe to the EGR valve | 40 |
| Flanged reception pipe exhaust system with exhaust manifold | 20 |
| Nuts of fastening of a final collector | 16 |
| Wheel bolts | 150 |
| Bolts of fastening of the end cap of the engine | 10 |
| The central bolt of vibration damper |
| Step 1 | 200 |
| Step 2 | To hold at an angle of 95 ?° |
| Bolts disk drive to the crankshaft |
| Step 1 | 45 |
| Step 2 | To hold a 90 ?° angle |
| Bolts / nuts cushion back support suspension of the power unit |
| By the transmission housing | 35 |
| By crossmember | 35 |
| Nuts of fastening of the crossbeam to the vehicle frame | 35 |
| Bolts left and right side supports the suspension of the power unit to the crankcase |
| Step 1 | 20 |
| Step 2 | To hold a 90 ?° angle |
| Bolts airbags Front Mount power unit |
| The subframe | 35 |
| To support arm | 65 |
| The cover casing of the oil filter | 25 |
| Bolts of the oil filter housing assembly | 70 |
| Fixing liquid heat exchanger oil filter | eleven |
| Drain plug oil pan (M14) | thirty |
| Self-tapping screws the lower section of the sump to the top |
| The thread does not cut | 14 |
| The thread is cut | 10 |
| Bolts of fastening of the top section of the oil pan to the cylinder block |
| M6 | 9 |
| M8 | 20 |
| Bolts oil level sensor to the upper section of the oil pan | 10 |
| Bolts lubricators | 15 |
| Oil pump bolts (M8x30) | 20 |
| M612 |
- Tighten the screws on the trim panel of the cylinder head cover
| 10 |
- Tighten the screws on the trim panel diffusers
| 10 |
- Bolts support bracket sleeves supercharge air distribution
| 20 |
| Mounts steering pump pressure line |
| M14x1.5 | - |
| M16x1.5 | 45 |
| Hollow screw couplings oil return line to the radiator | thirty |
| Bolts compressor K / V to cover timing | 20 |
| Bolts to the engine AT |
| M10x40 and M10x90 | 40 |
| M12 | - |
| Bolts front cylinder head cover | 14 |
| The cylinder head bolts to the timing cover (M8) | 20 |
| Bolts timing cover to the crankcase |
| M6 | - |
| M8 | 20 |
| Sump bolts |
To the engine block |
| 9 |
| 20 |
| - |
| To cover the timing (M6) | 9 |
| Side bolts | 9 |
| Drain plug oil pan (M14) | thirty |
| Central bolt of vibration damper |
| Strength class 8.8 |
| 200 |
| To hold a 90 ?° angle |
| Class 10.9 |
| 325 |
| To hold a 90 ?° angle |
| Bolts compressor K / V to cover timing | 20 |
| Bolts of fastening of covers of bearings of camshafts to the cylinder head | 9 |
| Bolt exhaust camshaft sprocket | 18 |
| Bolt pump idler sprocket | 40 |
| Bolt tensioning gas distribution chain to cover timing | 80 |
| Cylinder head bolts |
| To cover the timing (M8) | 20 |
| To the engine block (M12) |
| 60 |
| To hold a 90 ?° angle |
| To hold a 90 ?° angle |
| Nut pressure line fuel pump / fuel distribution pipe | 20 |
| The node connecting the front of the catalytic converter to the turbocharger | thirty |
| Bolt oil return line of the turbocharger | 9 |
| Bolts support bracket to the turbocharger | thirty |
| Bolts distribution charge air hoses tract |
| - |
| 16 |
| Yokes air path | 3 |
| Bolt the support bracket to the distribution arm of the charge air tract | 20 |
| Bolt the support bracket to the mounting bracket Engine | 40 |
| Bolts motor off the inlet port to the sleeve of the air distribution path of boost | 9 |
| Nuts of fastening of the exhaust manifold to the cylinder head | thirty |
| Bolts of fastening the rear end of the engine cover | 9 |
| Bolts flywheel / drive disc to the crankshaft |
| 45 |
| To hold a 90 ?° angle |
| The cover casing of the oil filter | 25 |
| Fixing liquid heat exchanger oil filter | 15 |
| Sump bolts |
To the engine block |
| 9 |
| 20 |
| - |
| By the transmission housing | 40 |
| To cover the timing (M6) | 9 |
| Bolts oil level sensor to the sump | 14 |
| Bolts of fastening of the oil pump | 18 |
| M628 |
| Tensioner accessory drive belt in the crankcase | thirty |
| The node connecting the front of the catalytic converter to the turbocharger | 15 |
| Bolts torque converter to the drive disk (M8) | 42 |
| Union nuts / bolts hollow choke lines tract cooling ATF | 35 |
| Mounts steering pump pressure line |
| M14x1.5 | - |
| M16x1.5 | 45 |
| Hollow screw couplings oil return line to the radiator | thirty |
| Bolt refrigeration lines to the compressor K / V | 20 |
| Bolts to the engine AT |
| M10x40 and M10x90 | 40 |
| M12 | - |
| Bolts front cylinder head cover | 14 |
| The pins riveted links the gas distribution chain (approximate value) | 28 |
| Bolts of fastening of covers of bearings of camshafts to the cylinder head | 9 |
| Bolt exhaust camshaft sprocket | 18 |
| Bolt pump idler sprocket | 40 |
| Bolt tensioning gas distribution chain to cover timing | 80 |
| Cover bolts centrifuge to the crankcase | 8 |
| Bolts cylinder head |
| To cover the timing (M8) | 20 |
| To the engine block |
| Step 1 | 20 |
| Step 2 | 60 |
| Step 3 | To hold a 90 ?° angle |
| Step 4 | To hold a 90 ?° angle |
| Step 5 | To hold a 90 ?° angle |
| Bolt oil return line of the turbocharger | 9 |
| Bolts support bracket to the turbocharger | thirty |
| Nuts of fastening of the exhaust manifold to the cylinder head | thirty |
| Bolts of fastening the rear end of the engine cover | 9 |
| Drain plug oil pan (M14) | 32 |
| Sump bolts |
To the engine block |
| M6 | 19 |
| M8 | 20 |
| M10 | - |
| By the transmission housing | 40 |
| To cover the timing (M6) | 9 |
| Central bolt of vibration damper |
| Step 1 | 275 |
| Step 2 | To hold a 90 ?° angle |
| Bolts disk drive to the crankshaft |
| Step 1 | 45 |
| Step 2 | To hold a 90 ?° angle |
| The cover casing of the oil filter | 25 |
| Fixing liquid heat exchanger oil filter | 15 |
| Fixing the vent line to the left of the inlet pipeline | eleven |
| Self-tapping screws the lower section of the sump to the top |
| The thread does not cut | 12 |
| The thread is cut | 8 |
| Bolts of fastening of the top section of the oil pan to the engine block (M6) | 8 |
| Oil pump bolts (TORX) | 8 |
| Fixing screws to assemble the oil pump cover with the oil pipe | 10 |
