00-0005 Technical data
Engine data
Engine | 601.940/941 | 602.940 |
Operating principle | Four-stroke diesel, | |
No. of cylinders | 4 | 5 |
Arrangement of cylinders | Vertical in-line, | |
Bore/stroke mm | 89/92.4 | |
Total effect of displacement cm | 2299 | 2874 |
Compression ratio | 22 | |
Firing order | 1-3-4-2 | 1-2-4-5-3 |
Rated output in acc. with Manual transmission 80/1269/EEC in kW Autom. transmission | 58/3800 60/4000 | 70/3800 72/4000 |
Max. rated torque in acc. with 80/1269/EEC in Nm at |
157/2000 - 2800 |
192/2400 - 2600 |
Valve arrangement | ohv | |
Camshaft arrangement | 1 overhead camshaft (ohc) | |
Oil cooling | Air-to-oil cooler | |
Cooling system | Pressurized fluid cooling, coolant circulation by pump, thermostat with by-pass plate | |
Fan | Plastic fan with viscous fan clutch | |
Lubrication | Pressurized oil lubrication by gear-type pump | |
Oil filter | Combined full-flow and partial flow filter | |
Air cleaner | Dry air-cleaner with paper cartridge | |
Engine output diagrams
|
OM 601 601.940/941
Output (kW) 58
Rated speed ( min-1) 3800
Bore ( mm ) 89.0
Stroke ( mm ) 92.4
Displacement ( cm3) 2299
Compression ratio c 22:1
Max. torque ( Nm ) 157
at engine speed ( min-1) 2400
No. of cylinders 4
OM 601 601.940/941
(with automatic transmission)
Output (kW) 60
Rated speed ( min-1) 4000
Bore ( mm ) 89.0
Stroke ( mm ) 92.4
Displacement ( cm3) 2299
Compression ratio c 22:1
Max. torque ( Nm ) 157
at engine speed ( min-1) 2400
No. of cylinders 4
OM 602 602.940
Output (kW) 70
Rated speed ( min-1) 3800
Bore ( mm ) 89.0
Stroke ( mm ) 92.4
Displacement ( cm3) 2874
Compression ratio c 22:1
Max. torque ( Nm ) 192
at engine speed ( min-1) 2400
No. of cylinders 5
OM 602 602.940
(with automatic transmission)
Output (kW) 72
Rated speed ( min-1) 4000
Bore ( mm ) 89.0
Stroke ( mm ) 92.4
Displacement ( cm3) 2874
Compression ratio c 22:1
Max. torque ( Nm ) 192
at engine speed ( min-1) 2400
No. of cylinders 5
Total capacities of cooling system with heating system and mixing ratio of anti-corrosion/
anti-freeze agent 1) and water 2) in litres
Model | Engine | Total capacity in litres | Mixing ratio of anti-corrosion/anti-freeze agent/water in litres for anti-freeze protection down to |
-37 °C | -40 °C | |||
T1 | 601/602 | 7.0 | 3.5/3.5 | 3.75/3.25 |
T2 | 601 | 11.5 | 5.75/5.75 | 6.25/5.25 |
1) See Specifications for Service Products Sheet 325.0
2) See Specifications for Service Products Sheet 310
Oil capacities
Vehicle Model | Engine Model designation OM | Oil capacity when changing engine oil including oil filter in litres |
208 D/308 D/408 D/508 D | 601 | 6.5 |
210 D/310 D/410 D | 602 | 7.0 |
After pouring in this quantity of oil, do not add any further oil even if dipstick reading is below maximum.
Tightening torques Nm
Hexagon nut (strut to front end lattice) | 23 |
Hexagon nut (bumper) | 45 |
Hexagon socket bolt (viscous fan clutch to coolant pump) | 45 |
Drain plug (radiator) | 10 |
Drain plug (crankcase) | 30 |
Hexagon nut (poly V-belt tensioning device) | 23 |
Hexagon nut (radiator carrier) | 45 |
Hexagon socket bolt (governor bracket to intake manifold) | 6 |
Hexagon nut (power steering pump to timing case cover) | 23 |
Hexagon bolt (belt pulley to power steering pump) | 32 |
Hexagon nut (engine supporting arm) | 79 |
Hexagon bolt (oil filler neck to cylinder head) | 10 |
Hexagon bolt (gearshift lever) | 23 |
Hexagon bolt (PTO gearshift lever) | 23 |
Hexagon bolt (pipe clip to oil sump) | 9 |
Hexagon bolt (oil pipe to oil cooler) | 9 |
Hexagon bolt (pipe manifold bracket) | 9 |
Hexagon socket bolt (oil pipe to oil filter housing) | 10 |
Hexagon nut (glow plug harness) | 4 |
Hexagon socket bolt (pipe manifold to intake manifold) | 9 |
Hexagon nut (propeller shaft) | 65 |
Hexagon nut (PTO drive shaft) | 65 |
Hexagon nut (ground cable to transmission bracket) | 45 |
Hexagon socket bolt (engine speed sensor) | 9 |
Hexagon bolt (clutch sleeve cylinder) | 23 |
Hexagon nut (transmission mount) | 79 |
Hexagon bolt (transmission cross member) | 45 |
Hexagon nut (engine cross member) | 45 |
Threaded ring (precombustion chamber) | 70 |
Hexagon bolt (cylinder head cover to cylinder head) | 10 |
Hexagon bolt (camshaft bearing caps) pay attention to slackening and tightening diagrams (see page 10) | 25 |
Hexagon socket bolt (poly V-belt guide pulley) | 23 |
Chain tensioner | 65 |
Injection line | 18 |
Injection nozzle | 80 |
Hexagon bolt (injection line bracket to intake manifold) | 10 |
Nm
Hexagon socket bolt (intake manifold to cylinder head) | 25 |
Hexagon socket bolt (cylinder head) | 23 |
Copper hexagon nut (exhaust pipe to exhaust manifold) | 25 |
Cylinder head bolts pay attention to slackening and tightening diagrams | |
Oil drain plug to oil sump | 25 |
Hexagon socket bolt (oil sump to crankcase) | 9 |
Hexagon bolt (oil sump to crankcase) | M6 9 M8 23 |
Hexagon nut (engine mount to engine carrier) | 45 |
Hexagon bolt (injection pump to crankcase) | 23 |
Hexagon socket bolt (alternator carrier to crankcase) | 23 |
Hexagon bolt (alternator carrier to crankcase) | 23 |
Hexagon bolt (timing case cover to crankcase) | 9 |
Hexagon bolt (guide pulley bracket to cylinder head) | 9 |
Hexagon bolt (closing cover to crankcase) | 10 |
Screw plug (rear oil gallery) | 50 |
Screw plug (front oil gallery) | 50 |
Hexagon bolt (TDC sensor bracket to timing case cover) | 10 |
Hexagon bolt (coolant pump belt pulley) | 10 |
Hexagon socket bolt (vibration damper to crankshaft) | 25 |
Hexagon bolt (hub to crankshaft) | 320 |
Twelve-point stretch bolt (crankshaft bearing caps) | 55 +90° angle of rotat. |
Twelve-point stretch bolt M11 (camshaft sprocket to camshaft) | 25 +90° angle of rotat. |
Hexagon bolt M10 (camshaft sprocket to camshaft) | 65 |
Hexagon bolt (oil pump gear to oil pump) | 32 |
Conrod bolts | 30 +90° angle of rotat. |
Twelve-point stretch bolt (flywheel to crankshaft) | 35 +90° angle of rotat. |
Copper hexagon nut (exhaust manifold to cylinder head) | 25 |
Stay bolt in cylinder head (exhaust manifold) | 12 |
Hexagon socket bolt (guide pulley to guide pulley bracket) | 23 |
Banjo bolt (fuel pipe to injection pump) | 13 |
Pressure pipe to fuel pump | 13 |
Nozzle tensioning nut (injection nozzle) | 80 |
Nm
Screw plug (injection pump) | 30 |
Hexagon bolt (injection timing device to injection pump) | 46 |
Hexagon bolt (assembly cage to timing case cover) | 10 |
Cylindrical bolts (cam to timing device sprocket) | 10 |
Hexagon socket bolt (drive hub to timing device segment flange) | 23 |
Hexagon bolt (injection pump to crankcase bracket) | 23 |
Hexagon bolt (poly V-belt tensioning device) | 23 |
Hexagon bolt (damper of poly V-belt tensioning device to cylinder head) | 23 |
Hexagon bolt (damper of poly V-belt tensioning device to tensioning lever) | 22 |
Fit bolt (tensioning lever to timing case cover) | 100 |
Hexagon socket bolt (tensioning pulley to tensioning lever) | 29 |
Hexagon bolt (vacuum pump to timing case cover) | 25 |
Glow plug | 20 |
Hexagon bolt (alternator to alternator carrier) | 45 |
Hexagon bolt (transmission to crankcase) | 45 |
Oil pressure switch | 20 |
Hexagon socket bolt (oil filter housing to crankcase) | 25 |
Hexagon nut (oil filter cover to oil filter housing) | 25 |
Screw plug (oil pressure relief valve) | 50 |
Hexagon bolt (oil spray nozzle to crankcase) | 10 |
Hexagon socket bolt (oil pump to crankcase) | 25 |
Hexagon bolt (supporting bridge to oil pump) | 10 |
Hexagon bolt (supporting bridge to crankshaft bearing caps) | 25 |
Hexagon bolt (coolant pump to crankcase) | 10 |
Hexagon bolt (coolant pump housing to crankcase) | 10 |
Hexagon bolt (thermostat housing cover to coolant pump housing) | 10 |
Hexagon socket bolt (fan to viscous fan clutch) | 10 |
Hexagon nut (exhaust bracket to transmission bracket) | 23 |
Hexagon bolt (fuel filter to crankcase or timing case cover) | 23 |
Hexagon bolt (injection pump flange) | 23 |
Banjo bolt (return pipe to injection pump) | 13 |
Hexagon bolt (pipe clip to oil sump) | 10 |
Slackening and tightening diagrams of camshaft bearing caps
Slackening instruction (OM 601):
1 Remove camshaft bearing caps 1, 3 and 5 (dark arrows).
2 Slacken each of the hexagon bolts of the camshaft bearing caps 2 and 4 (light arrows) in stages one revolution at a time until the counter-pressure is eliminated.
Tightening instruction (OM 601):
1 Tighten hexagon bolts of the camshaft bearing caps 2 and 4 (light arrows) in stages one revolution, 25 Nm.
2 Tighten hexagon bolts of the camshaft bearing covers 1, 3 and 5 ( dark arrows), 25 Nm.
Slackening instruction (OM 602):
1 Remove camshaft bearing caps 1, 2 and 6 (dark arrows).
2 Slacken each of the hexagon bolts of the camshaft bearing caps 3, 4 and 5 (light arrows) one revolution in stages until the counter-pressure is eliminated.
Tightening instruction (OM 602):
1 Tighten hexagon bolts of the camshaft bearing caps 3, 4 and 5 (light arrows) one revolution in stages, 25 Nm.
2 Tighten hexagon bolts of the camshaft bearing caps 1, 2 and 6 (dark arrows), 25 Nm.
Slackening and tightening diagrams of cylinder head bolts
Slackening instruction:
Slacken the cylinder head bolts as shown in the respective slackening diagram and unscrew.
OM 601
OM 602
Tightening torques for cylinder head bolts
M10 cylinder head bolts | Initial tightening torque | 1st stage | 15 Nm |
2nd stage | 35 Nm | ||
Angle of rotation torque | 3rd stage | 90° | |
Settling interval | 10 min | ||
Angle of rotation torque | 4th stage | 90° | |
Tightening instruction:
Tighten the cylinder head bolts as shown in the respective tightening diagram.
OM 601
OM 602