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SECTION 1 ENGINE SECTION 1A2(M161 ENGINE) GENERAL ENGINE INFORMATION TABLE OF CONTENTS Specifications . . . . . . . . . . . . . . . . . . . . . . . 1A2-1 Engine Specifications . . . . . . . . . . . . . . . . . . 1A2-1 Component Locator . . . . . . . . . . . . . . . . . . 1A2-3 Front View . . . . . . . . . . . . . . . . . . . . . . . . . . 1A2-3 Side View . . . . . . . . . . . . . . . . . . . . . . . . . . . 1A2-4 Performance Curve . . . . . . . . . . . . . . . . . . 1A2-5 E23 Engine . . . . . . . . . . . . . . . . . . . . . . . . . . 1A2-5 E20 Engine . . . . . . . . . . . . . . . . . . . . . . . . . . 1A2-6 Special Tools . . . . . . . . . . . . . . . . . . . . . . . 1A2-7 Special Tools Table . . . . . . . . . . . . . . . . . . . . 1A2-7 Diagnosis . . . . . . . . . . . . . . . . . . . . . . . . . . 1A2-8 Oil Leak Diagnosis . . . . . . . . . . . . . . . . . . . . 1A2-8 Engine Cranking At The Front of Crankshaft . . . . . . . . . . . . . . . . . . 1A2-9 Compression Pressure Test . . . . . . . . . . . . 1A2-10 Cylinder Pressure Leakage Test . . . . . . . . . 1A2-12 General Information . . . . . . . . . . . . . . . . . 1A2-14 Cleanliness and Care . . . . . . . . . . . . . . . . . 1A2-14 On-Engine Service . . . . . . . . . . . . . . . . . . . 1A2-14 E20 Engine M161.940 1998 89.9 x 78.7 ← 9.6:1 ← 135 / 5500 19.3 / 4000 ← ATDC 13.15° / ABDC 13.57° BBDC 16.58° / BTDC 17.05° ← Application Engine Model Displacement (CC) Cylinder (Bore x Stroke) (mm) Fuel Injection / Ignition System Compression Ratio Number of Cylinders Camshaft Valve Arrangement Camshaft Drive Type Max. Output (ps/rpm) Max. Torque (kg•m/rpm) Firing Order Ignition Type Ignition Timing Valve Timing Intake Open/Close Exhaust Open/Close Valve Clearance Adjustment SPECIFICATIONS ENGINE SPECIFICATIONS E23 Engine M161.970 2295 90.9 x 88.4 MSE 3.53S 10.4:1 4 DOHC Chain-Driven 149 / 5500 22.4 / 4000 1-3-4-2 Distributorless BTDC 6° ± 2° ATDC 19.25° / ABDC 28.76° BBDC 20.62° / BTDC 15.08° Automatic Control |