Page 201 of 1463
1B2-12 M161 ENGINE MECHANICAL
12. Discharge the refrigerant from A/C system, and disconnect
the discharge pipe and suction pipe from the compressor.
14. Remove the fuel feed and return line.
Notice
Before removing the fuel lines, release the pressure in the
fuel system.
Installation Notice 13. Remove the acceleration control cable and automatic
transmission pressure cable. 11. Remove the hydraulic pipe of power steering.
Notice
Completely drain the oil.
Tightening Torque 21 - 25 Nm
Page 211 of 1463
1B2-22 M161 ENGINE MECHANICAL
POWER STEERING PUMP AND A/C BRACKET
Preceding Work : Removal of cooling fan and shroud
Removal of drive belt
1 Nut .................................................35.2-28.8 Nm
2 Washer
3 Belt Pulley
4 Bolt (M8 X 91, 2 pieces).................22.5-27.5 Nm
5 Power Steering Pump
6 Bracket
7 Washer
8 Bolt (M8 X 20, 2 pieces).................22.5-27.5 Nm9 Washer
10 Bolt (M8 X 105,4 pieces)................22.5-27.5 Nm
11 A/C Compressor
12 Bolt (M8 X 50, 5 pieces, M8 X 80,
5 pieces)........................................22.5-27.5 Nm
13 A/C Bracket
14 Vent Hose
15 Bracket Gasket...................................... Replace
Page 212 of 1463
M161 ENGINE MECHANICAL 1B2-23
Removal & Installation Procedure
1. Remove the belt pulley after removal of poly v-belt.
Installation Notice
2. Disconnect the hydraulic pipe of the power steering pump
and drain the oil.
3. Unscrew the bolts (arrows) and remove the steering pump.
Installation Notice Notice
Pull the tensioning pulley counterclockwise as shown in the
figure.
4. Remove the compressor after disconnecting the wiring
connector and refrigerant pipe of A/C compressor.
Notice
Discharge all the refrigerant before removing the pipes.
Tightening Torque 40.5 - 49.5 Nm
Tightening Torque 22.5 - 27.5 Nm
Page 218 of 1463
M161 ENGINE MECHANICAL 1B2-29
Poly V-belt Arrangement
1 Belt Tensioning Pulley
2 Crankshaft Belt Pulley
3 A/C Compressor Pulley5 Alternator Pulley
7 Power Steering Pump Pulley
8 Water Pump Pulley
Page 234 of 1463

M161 ENGINE MECHANICAL 1B2-45
Tools Required
001 589 72 21 00 Torque Wrench
116 589 2 0 33 00 Sliding Hammer
116 589 01 34 00 Threaded Bolt
Removal & Installation Procedure
1. Remove the power steering belt pulley and A/C compressor
bracket.
2. Remove the oil line from power steering pump.
3. Rotate the crankshaft so that the piston of number, cylinder
is at ATDC20°
Sliding Hammer 116 589 20 33 00
Threaded Pin 116 589 02 34 00
4. Put the alignment marks (arrows) on the timing chain and
camshaft sprocket.
5. Remove the chain tensioner.
Installation Notice
Tightening Torque 78 - 88 Nm
6. Remove the intake and exhaust camshaft sprocket
(remove the camshaft adjuster assembly in E23 engine).
Installation Notice
Tightening Torque1st step 18 - 22 Nm
2nd step 85° - 95°
Notice
The flange bolt is designed to be used only once, so always
replace with new one.
7. Remove the guide rail pin using the sliding hammer (02)
and the threaded pin (03).
Notice
Apply the sealant on guide rail pin when installation.
Page 318 of 1463
1B3-16 OM600 ENGINE MECHANICAL
16. Remove the power steering pump lines.
Notice
Completely drain the fluid.
17. Disconnect the fuel feed line with prefilter from the feed
pump on injection pump.
18. Vehicle with automatic transmission.
Remove the hydraulic lines (19, 20) from oil cooler (2).
19. Disconnect the engine harness.
20. Disconnect the preheating time relay cable.
Page 324 of 1463
1B3-22 OM600 ENGINE MECHANICAL
With Air Conditioner
Removal & Installation Procedure
1. Remove the nut.
2. Push the tensioning lever in direction of arrow with a rod
(F12 ´ 180mm) and pull out the bolt to the rear.
3. Push back the tensioning lever (arrow direction) to release
the spring tension and remove the belt.
4. Install the poly V-belt beginning at the tensioning pulley (7).
7 Tensioning Pulley
8 Crankshaft
9 Alternator
10 Coolant Pump
11 Guide Pulley
12 Power Steering Pump
13 Aircon. Compressor
Lengthe of Belt
Length (L)
Without Air Conditioner2,100 mm
2,040 mm
Page 365 of 1463

OM600 ENGINE MECHANICAL 1B3-63
TIMING CASE COVER
Preceding Work : Removal of the cooling fan
Rmoval of the V-belt tensioning device
Removal of the vibration damper and hub
Removal of the alternator
1 Bolt............................................................10Nm
2 Cylinder Head Cover
3 Gasket ................................................... Replace
4 Socket Bolt................................................25Nm
5 Fuel Filter
6 Square Nut
7 Oil Pan
8 Socket Bolt................................................10Nm
9 Bolt.................................................... M6 : 10Nm
M8 : 23Nm
10 Power Steering Pump
11 Bolt
12 Belt Pulley1 3 Bolt............................................................32Nm
14 Timing Case Cover
1 5 Bolt............................................................23Nm
16 Alternator Bracket
1 7 Bolt............................................................45Nm
1 8 Bolt............................................................25Nm
1 9 Bolt............................................................10Nm
20 Closing Cover
21 Socket Bolt................................................23Nm
22 Guide Pulley
2 3 Bolt.............................................................. 9Nm
24 Guide Pulley Bracket
25 Nut .............................................................23Nm