Page 730 of 1463

SECTION 1F3
OM600 ENGINE CONTROLS
Specifications . . . . . . . . . . . . . . . . . . . . . . . 1F3-1
Fastener Tightening Specifications . . . . . . . . 1F3-1
Maintenance and Repair . . . . . . . . . . . . . . 1F3-2
On-Vehicle Service . . . . . . . . . . . . . . . . . . . . 1F3-2
Fuel System . . . . . . . . . . . . . . . . . . . . . . . . . 1F3-2
Fuel Injection Pump Coding . . . . . . . . . . . . . 1F3-3
Fuel Tank . . . . . . . . . . . . . . . . . . . . . . . . . . . 1F3-4
Vacuum Control System Test . . . . . . . . . . . . 1F3-5
Vacuum Pump(Sectional View) . . . . . . . . . . 1F3-10
Vacuum Pump Test . . . . . . . . . . . . . . . . . . . 1F3-11
Vacuum Pump . . . . . . . . . . . . . . . . . . . . . . 1F3-13
Vacuum Unit Replacement . . . . . . . . . . . . . 1F3-15Idle Speed Adjustment . . . . . . . . . . . . . . . . 1F3-16
Fuel Pump Test . . . . . . . . . . . . . . . . . . . . . . 1F3-18
Fuel Pump . . . . . . . . . . . . . . . . . . . . . . . . . 1F3-21
Injection Nozzle Test . . . . . . . . . . . . . . . . . . 1F3-22
Injection Nozzles . . . . . . . . . . . . . . . . . . . . . 1F3-25
Injection Nozzle Repair . . . . . . . . . . . . . . . . 1F3-27
Removal and Installation of
Injection Timing Device . . . . . . . . . . . . . . 1F3-30
Injection Timing Device . . . . . . . . . . . . . . . . 1F3-35
Start of Delivery Test
(Position Sensor, RIV Method) . . . . . . . . . 1F3-37
Fuel Injection Pump . . . . . . . . . . . . . . . . . . 1F3-46
TABLE OF CONTENTS
Caution: Disconnect the negative battery cable before removing or installing any electrical unit or when a
tool or equipment could easily come in contact with exposed electrical terminals. Disconnecting this cable
will help prevent personal injury and damage to the vehicle. The ignition must also be in LOCK unless otherwise
noted.
SPECIFICATIONS
FASTENER TIGHTENING SPECIFICATIONS
Application
Fuel Tank Mounting Nut
Fuel Pump Pressure Line
Fuel Injection Nozzle
Fuel Injection Pipe
Nozzle Tensioning Nut
Screw Plug
Left-Hand Thread BoltN·m
28 - 47
13
35 - 40
18
80
30
46
Page 731 of 1463
1F3-2 OM600 ENGINE CONTROLS
FUEL SYSTEM
1 Fuel Injection Pump
2 Fuel Feed Pump
3 Overflow Valve
4 Injection Nozzle
5 Pre-filter6 Fuel Return Hose
7 Injection Line
8 Fuel Tank
9 Fuel Filter
10 Choke Orifice
MAINTENANCE AND REPAIR
ON-VEHICLE SERVICE
Page 781 of 1463
SECTION 1G1
M162 ENGINE INTAKE & EXHAUST
Specifications . . . . . . . . . . . . . . . . . . . . . . . 1G1-1
Fastener Tightening Specifications . . . . . . . . 1G1-1
Maintenance and Repair . . . . . . . . . . . . . . 1G1-2
On-Vehicle Service . . . . . . . . . . . . . . . . . . . . . 1G1-2
Air Cleaner . . . . . . . . . . . . . . . . . . . . . . . . . . 1G1-2
TABLE OF CONTENTS
Intake Air Duct . . . . . . . . . . . . . . . . . . . . . . . 1G1-4
Intake Manifold . . . . . . . . . . . . . . . . . . . . . . . 1G1-5
Resonance Flap . . . . . . . . . . . . . . . . . . . . . . 1G1-7
Exhaust Manifold . . . . . . . . . . . . . . . . . . . . . 1G1-9
SPECIFICATIONS
FASTENER TIGHTENING SPECIFICATIONS
Nlm
9 - 11
22.5 - 27.5
22.5 - 27.5
9.5 - 12.5
15 - 28
28 - 47 Application
Air Cleaner Housing Cover Nut
Intake Manifold Bolt (M8 x 20)
Intake Manifold Bolt (M8)
Exhaust Mainfold Stud Bolt
Exhaust Pipe Nut (Engine)
Exhaust Pipe Bolt
Page 782 of 1463
1G1-2 M162 ENGINE INTAKE & EXHAUST
MAINTENANCE AND REPAIR
ON-VEHICLE SERVICE
AIR CLEANER
1 Air - Cleaner Assembly
2 Air - Cleaner Shield Upper Cover
3 Blot4 Blot
5 Air Intake Shield
Page 792 of 1463
SECTION 1G2
M161 ENGINE INTAKE & EXHAUST
TABLE OF CONTENTS
SPECIFICATIONS
FASTENER TIGHTENING SPECIFICATIONS
Nlm
9 - 11
22.5 - 27.5
22.5 - 27.5
9.5 - 12.5
15 - 28
28 - 47 Application
Air Cleaner Housing Cover Nut
Intake Manifold Bolt (M8 x 20)
Intake Manifold Bolt (M8)
Exhaust Mainfold Stud Bolt
Exhaust Pipe Nut (Engine)
Exhaust Pipe Bolt
Specifications . . . . . . . . . . . . . . . . . . . . . . . 1G2-1
Fastener Tightening Specifications . . . . . . . . 1G2-1
Maintenance and Repair . . . . . . . . . . . . . . 1G2-2
On-Vehicle Service . . . . . . . . . . . . . . . . . . . . . 1G2-2
Air Cleaner . . . . . . . . . . . . . . . . . . . . . . . . . . 1G2-2Air Intake Shield . . . . . . . . . . . . . . . . . . . . . . 1G2-4
Intake Air Duct . . . . . . . . . . . . . . . . . . . . . . . 1G2-5
Intake Manifold . . . . . . . . . . . . . . . . . . . . . . . 1G2-7
Exhaust Manifold . . . . . . . . . . . . . . . . . . . . . 1G2-9
Page 793 of 1463
1G2-2 M161 ENGINE INTAKE & EXHAUST
MAINTENANCE AND REPAIR
ON-VEHICLE SERVICE
AIR CLEANER
1 Air Cleaner Assembly
2 Element Assembly
3 Insulator
4 Air Duct Hose5 Air Inlet Duct
6 Bolt (M8
× 30 ) ...................................22.5-27.5 Nm
7
Bolt (M6 × 35 ) ........................................... 9-11 Nm
Page 803 of 1463

SECTION 1G3
OM600 ENGINE INTAKE & EXHAUST
Specifications . . . . . . . . . . . . . . . . . . . . . . . 1G3-1
Fastener Tightening Specifications . . . . . . . . 1G3-1
Schematic and Routing Diagrams . . . . . . . 1G3-2
EGR Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . 1G3-2
Maintenance and Repair . . . . . . . . . . . . . . 1G3-3
On-Vehicle Service . . . . . . . . . . . . . . . . . . . . 1G3-3
TABLE OF CONTENTS
Caution: Disconnect the negative battery cable before removing or installing any electrical unit or when a
tool or equipment could easily come in contact with exposed electrical terminals. Disconnecting this cable
will help prevent personal injury and damage to the vehicle. The ignition must also be in LOCK unless otherwise
noted.
SPECIFICATIONS
FASTENER TIGHTENING SPECIFICATIONS
Application
Air Cleaner Housing Cover Nut
Intake Manifold Bolt (M8 x 20)
Intake Manifold Bolt (M8)
Exhaust Mainfold Stud Bolt
Exhaust Pipe Nut (Engine)
Exhaust Pipe BoltN
· ·· ·
·m
9 - 11
22.5 - 27.5
22.5 - 27.5
9.5 - 12.5
15 - 28
28 - 47
Air Cleaner and Inlet Duct & Hose . . . . . . . . 1G3-3
Intake and Exhaust Manifold . . . . . . . . . . . . . 1G3-5
Turbocharger . . . . . . . . . . . . . . . . . . . . . . . 1G3-8
Charge Air System Diagram . . . . . . . . . . . . . 1G3-8
Intercooler . . . . . . . . . . . . . . . . . . . . . . . . . . 1G3-9
Turbocharger Assembly . . . . . . . . . . . . . . . 1G3-11
Page 805 of 1463
OM600 ENGINE INTAKE & EXHAUST 1G3-3
AIR CLEANER AND INLET DUCT & HOSE
MAINTENANCE AND REPAIR
ON-VEHICLE SERVICE
1 Air Intake Shield Assembly
2 Air Cleaner Assembly
3 Mounting Bracket
4 Air Cleaner Element...........Clean : 20,000km
Replace : 60,000km5 Bolt......................................................... 9-11Nm
6 House
7 Clamp
8 Engine Cover Assembly (Turbo)
9 Mounting Bracket