Mitsubishi 4M41 Workshop Manual (FR)

11B-0-1 ENGINE 4M41 CONTENTS GENERAL INFORMATION 11B-0-3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1. SPECIFICATIONS 11B-1-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SERVICE SPECIFICATIONS 11B-1-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TORQUE SPECIFICATIONS 11B-1-4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2. SPECIAL TOOLS 11B-2-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SEALANT 11B-1-8 . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3. GENERATOR ASSEMBLY 11B-3-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4. GLOW PLUG 11B-4-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5. COOLING FAN, V-BELT AND WATER PUMP 11B-5-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6. WATER HOSES AND PIPES 11B-6-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7. THERMOSTAT 11B-7-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . 8. EGR VALVE ASSEMBLY 11B-8-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9. INTAKE MANIFOLD 11B-9-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10. TURBOCHARGER ASSEMBLY 11B-10-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11. EXHAUST MANIFOLD 11B-11-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12. INJECTION PUMP ASSEMBLY 11B-12-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13. INJECTION PUMP GEAR 11B-13-1 . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14. ROCKER COVER, CAMSHAFT HOLDER ASSEMBLY AND CAMSHAFT 11B-14-1 . . . . 15. INJECTION NOZZLE 11B-15-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16. CYLINDER HEAD AND VALVE MECHANISM 11B-16-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17. VACUUM PUMP 11B-17-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18. TIMING GEAR CASE 11B-18-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19.

TIMING GEAR AND BALANCE SHAFT 11B-19-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20. OIL PUMP 11B-20-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22. OIL PAN, OIL STRAINER AND OIL JET 11B-22-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21. OIL COOLER AND OIL FILTER 11B-21-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23. PISTON AND CONNECTING ROD 11B-23-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24. DRIVE PLATE 11B-24-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . 25. CRANK SHAFT AND CRANK CASE 11B-25-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26. BALANCE SHAFT BUSH 11B-26-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . PWEE9409-D E Feb. 2000 Mitsubishi Motors Corporation Added

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11B-0-2 NOTES PWEE9409-D E Feb. 2000 Mitsubishi Motors Corporation Added

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GENERAL INFORMATION

4M41 ENGINE - General Information 11B-0-3 GENERAL INFORMATION PWEE9409-D E Feb. 2000 Mitsubishi Motors Corporation Added Descriptions Specifications Total displacement dm3 3200 No. and arrangement of cylinders 4 in-line Combustion chamber Direct injection No. of intake/exhaust valves (per cylinder) 2 each Valve mechanism Double overhead camshaft, 4-valve Cylinder bore x stroke mm 98.5 x 105 Compression ratio 17 Supercharger Turbo-charging type Intercooler Air-cooling type Fuel supply Distributor type electronically controlled fuel injection pump

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SERVICE SPECIFICATIONS

4M41 ENGINE - Specifications 11B-1-1 1. SPECIFICATIONS SERVICE SPECIFICATIONS Unit: mm PWEE9409-D E Feb. 2000 Mitsubishi Motors Corporation Added Descriptions Standard Limit Glow plug Glow plug Resistance W 1.1 - Turbocharger assembly Turbocharger Actuator operating pressure (when operating 1 mm) kPa 161 - Rocker cover, camshaft holder assembly, camshaft assembly Camshaft End play 0.10 - 0.18 0.3 Cam lobe lift Intake Front 6.16 6.11 Rear 6.10 6.05 Exhaust Front 5.91 5.86 Rear 6.16 6.11 Bend Less than0.015 0.03 Journal oil clearance 0.05 - 0.09 0.15 Rocker Rocker roller radial play 0.03 - 0.07 - Injection nozzle Injection nozzle Injection pressure (valve opening pressure) No.

1 valve opening pressure MPa 17.60 - 18.58 - No. 2 valve opening pressure MPa 22.6 - 23.6 - Pre-lift 0.05 - 0.07 - Needle valve lift 0.23 - 0.28 - Cylinder head and valve mechanism Valve spring Free height 51.3 - Load (installed height: 39.5) N 255 - Out-of-squareness 2_ 4_ Valve Intake Stem diameter 6.560 - 6.575 6.45 Sinkage from cylinder head bottom 0.05 - 0.55 0.8 Margin 1.0 0.8 Valve seat angle 45_ ± 15’ - Exhaust Stem diameter 6.53 - 6.55 6.45 Sinkage from cylinder head bottom 0.05 - 0.55 0.8 Margin 1.0 0.8 Valve seat angle 45_ ± 15’ - Valve guide Stem-to-guide clearance Intake 0.02 - 0.06 0.10 Exhaust 0.05 - 0.09 0.15

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