Contents: General information ⇩ Cylinder block ⇩ Cylinder head ⇩ Crankshaft ⇩ Crankshaft main bearings ⇩ Crankshaft connecting rod journal…⇩ Connecting rods ⇩ Piston pins ⇩ Pistons ⇩ Piston rings ⇩ Camshaft ⇩ Valve lifters ⇩ Valve timing ⇩ Valves ⇩ Valve springs ⇩ Lubrication system ⇩ Sensors ⇩
General information
| Type | 1.8 l, petrol, 16-valve, 2 overhead camshafts |
| Cylinder arrangement | 4 cylinders in a row; cylinder numbering from the front of the engine |
| Cylinder diameter | 80.00 mm (3.150 in) |
| Piston stroke | 89.30 mm (3.516 in) |
| Working volume | 1796 cm³ (109.59 in³) |
| Operating procedure | 1-3-4-2 |
| Compression ratio | 10,5:1±0,5:1 |
| Direction of rotation | Clockwise when viewed from the front of the engine |
| Maximum power | 88 kW (118 hp) at 5500 rpm |
| Maximum torque: | 165 Nm (223.7 lb-ft) at 2750 rpm |
| Idle speed | 775±50 rpm |
| Maximum shaft speed | 6750 rpm |
| Weight (with full equipment, filled lubrication and cooling systems) | 108 kg |
| Overall dimensions: | |
| - Length (nominal) | 654 mm (25.75 in) |
| - Width (nominal) | 600 mm (23.62 in) |
| - Height (nominal) | 615 mm (24.21 in) |
| Spark plugs | |
| - Type | NLP100290 |
| - Gap | 1.0 mm ±0.05 mm (0.039 in ±0.002 in) |
| Ignition coil | |
| - Manufacturer | Nippon Denso - NEC 100730 |
| - Type | 2 coils with dual high voltage windings, with terminal on top, for 1st and 4th cylinders and for 2nd and 3rd cylinders |
| - Primary winding resistance (nominal) | 0.7 Ohm |
| - Secondary winding resistance (nominal) | 10 Ohm |
| Fuel injection system | Fuel rail without fuel return, distributed injection with electronic control by ECM |
| Controller | MEMS 3 contactless ignition, electronic, fully programmable engine management system |
| Nozzles | |
| - Working pressure | 3.5 bar (50.8 psi) |
| - Fuel pump performance | 117 g/min at 3.0 bar (4.13 oz/min at 43.5 psi) |
| Valve drive | Self-adjusting, low-mass hydraulic tappets driven directly by the camshafts |
| Standards for the content of harmful substances in exhaust gases | ECD3 |
Cylinder block
| Material | Aluminum alloy |
| Cylinder liner type | Wet, with a ribbed lower part, installed on a sliding fit in the lower part of the cylinder block |
| Cylinder liner diameter: | |
| - Class A with red marking | 80,000 - 80,015 mm (3.1496 - 3.1501 in) |
| - Class B with blue marking | 80.016 - 80.030 mm (3.1502 - 3.1508 in) |
Cylinder head
| Material | Aluminum alloy |
| Maximum cylinder head distortion | 0.05 mm (0.002 in) |
| Cylinder head height: | |
| - New | 118.95 - 119.05 mm (4.683 - 4.687 in) |
| - Allowance for machining the mating surface | 0.20 mm (0.008 in) |
Crankshaft
| Crankshaft axial clearance | 0.10 - 0.25 mm (0.004 - 0.010 in) |
| - Allowed without replacement | 0.34 mm (0.013 in) |
| Main journal diameter | 47.986 - 48.007 mm (1.8892 - 1.8900 in) |
| - Maximum deviation from circular shape | 0.010 mm (0.0004 in) |
| Main journal diameter tolerance | |
| - Class 1 | 48,000 - 48,007 mm (1.8898 - 1.8900 in) |
| - Class 2 | 47.993 - 48.000 mm (1.8895 - 1.8898 in) |
| - Class 3 | 47.986 - 47.993 mm (1.8892 - 1.8895 in) |
| Diameter of crankshaft connecting rod journals | 47.986 - 48.007 mm (1.8892 - 1.8900 in) |
| - Maximum deviation from circular shape | 0.010 mm (0.0004 in) |
| Tolerance on the diameter of the crankshaft connecting rod journals | |
| - Class A | 48,000 - 48,007 mm (1.8898 - 1.8900 in) |
| - Class B | 47.993 - 48.000 mm (1.8895 - 1.8898 in) |
| - Class C | 47.986 - 47.993 mm (1.8892 - 1.8898 in) |
Crankshaft main bearings
| Quantity | 5 |
| Type | Steel base, aluminum tin running surface, oil slot at top, connecting rod cap bearings - smooth |
| Bearing clearance | 0.02 - 0.05 mm (0.0008 - 0.0020 in) |
| Thrust washers | Halves on the 3rd crankshaft support |
| Thickness of the halves of the thrust washer | 2.61 - 2.65 mm (0.1028 - 1.043 in) |
Crankshaft connecting rod journal bearings
| Bearing clearance | 0.021 - 0.049 mm (0.0008 - 0.0019 in) |
| Connecting rod bearing axial play | 0.10 - 0.25 mm (0.004 - 0.010 in) |
Connecting rods
| Type | The lower head has a horizontal split, the upper head is non-detachable |
| Distance between the axes of the upper and lower heads | 133.05 - 133.15 mm (5.238 - 5.242 in) |
Piston pins
| Type | Semi-floating type, with a protrusion in the thrust part |
| - Fit in the upper connecting rod head | Size groups |
| - Diameter (red marking) | 17.997 - 18.000 mm (0.7085 - 0.7087 in) |
| - Diameter (green marking) | 17.994 - 17.997 mm (0.7084 - 0.7087 in) |
| - Length | 52.3 - 52.6 mm (2.06 - 2.07 in) |
Pistons
| Type | Made of aluminum alloy, tin plated, connection with piston pin projection by thermal expansion |
| Piston diameter | |
| - Class A | 79.975 - 79.990 mm (3.1486 - 3.1492 in) |
| - Class B | 79.991 - 80.005 mm (3.1492 - 3.1498 in) |
| Radial clearance | 0.01 - 0.04 mm (0.0004 - 0.0016 in) |
| Maximum deviation from circular shape | 0.30 mm (0.012 in) |
Piston rings
| Type: | 2 compression rings, 1 oil scraper ring |
| - Upper compression ring | Barrel-shaped, covered with granulite |
| - Lower compression ring | Conical profile, with phosphate film |
| - Oil scraper ring | Nitrided, rounded edges, spring loaded |
| Clearance in the mating of the new piston ring and the groove on the piston: | |
| - Upper compression ring | 0.040 - 0.072 mm (0.0016 - 0.0028 in) |
| - Lower compression ring | 0.030 - 0.062 mm (0.0012 - 0.0024 in) |
| - Oil scraper ring | 0.010 - 0.180 mm (0.0004 - 0.0071 in) |
| The ring groove is located 20 mm (0.75 in) from the top of the piston | |
| - Upper compression ring | 0.20 - 0.35 mm (0.008 - 0.0014 in) |
| - Lower compression ring | 0.28 - 0.48 mm (0.011 - 0.019 in) |
| - Oil scraper ring | 0.15 - 0.40 mm (0.006 - 0.0016 in) |
| Piston ring width: | |
| - Upper compression ring | 0.978 - 0.990 mm (0.0385 - 0.0390 in) |
| - Lower compression ring | 1.178 - 1.190 mm (0.0464 - 0.0469 in) |
| - Oil scraper ring | 0.33 - 0.38 mm (0.0130 - 0.0150 in) |
Camshaft
| Type | Two overhead camshafts directly engaging the tappets, with markings for the camshaft position sensor |
| Supports | 6 bearings per shaft, machined in one pass |
| Drive | Toothed belt drive with crankshaft pulley drive, with automatic tensioner |
| Axial clearance of the camshaft | 0.06 - 0.19 mm (0.002 - 0.007 in) |
| - Allowed without replacement | 0.30 mm (0.012 in) |
| Bearing clearance | 0.060 - 0.094 mm (0.0024 - 0.0037 in) |
| - Allowed without replacement | 0.15 mm (0.006 in) |
Valve lifters
| Type | Self-adjusting, low-mass hydraulic tappets driven directly by the camshafts |
| Outside diameter of pushers | 32.959 - 32.975 mm (1.2976 - 1.2982 in) |
Valve timing
| Inlet valves: | |
| - Opening: | 12° before TDC |
| - Closing | 52° after BDC |
| - Maximum lift | 8.8 mm (0.35 in) |
| Exhaust valves: | |
| - Opening: | 52° before BDC |
| - Closing | 12° after TDC |
| - Maximum lift | 8.8 mm (0.35 in) |
Valves
| Rod diameter: | |
| - Inlet valves | 5.952 - 5.967 mm (0.2343 - 0.2349 in) |
| - Exhaust valves | 5.947 - 5.962 mm (0.2341 - 0.2347 in) |
| Valve stem - guide clearance: | |
| - Inlet valves | 0.033 - 0.063 mm (0.0013 - 0.0025 in) |
| --Available without replacement | 0.07 mm (0.0028 in) |
| - Exhaust valves | 0.038 - 0.078 mm (0.0015 - 0.0031 in) |
| --Available without replacement | 0.11 mm (0.0043 in) |
| Height of valve stem when assembled | |
| - New | 38.93 - 39.84 mm (1.5327 - 1.5685 in) |
| - Allowed without replacement | 40.10 mm (1.5787 in) |
| Plate diameter | |
| - Inlet valves | 27.6 - 27.8 mm (1.087 - 1.094 in) |
| - Exhaust valves | 24.0 - 24.2 mm (0.945 - 0.953 in) |
| Width of the sealing cone (chamfer) of the valve seats: | |
| - Inlet valve | 1.0 - 1.4 mm (0.039 - 0.055 in) |
| - Exhaust valve | 1.4 - 1.8 mm (0.055 - 0.071 in) |
| Valve sealing cone angle - inlet and outlet valves: | 45° |
| Valve sealing cone angle - inlet and outlet valves: | 45° |
Valve springs
| Length in free state | 50.0 mm (1.97 in) |
| Length when assembled | 37.0 mm (1.46 in) |
| Load at assembled length | 250±12 N |
| Load with valve open | 450±18 N |
Lubrication system
| Type | Wet crater with aluminum casting tray |
| Oil pump type | Crankshaft driven, with eccentric rotors |
| Clearance between outer rotor and housing | 0.28 - 0.36 mm (0.011 - 0.014 in) |
| Inner rotor clearance | 0.05 - 0.13 mm (0.002 - 0.005 in) |
| Rotor axial clearance | 0.02 - 0.06 mm (0.001 - 0.002 in) | Length of the relief valve spring in free state | 38.90 mm (1.531 in) |
| Oil filter | Full flow, replaceable with threaded mount |
| System pressure at idle (minimum) | 100 kPa (14.5 psi) |
| Pressure at 2500 rpm (hot engine) | 375 kPa (3.75 bar, 54.4 psi) |
| Pressure at which the safety valve starts to open | 410 kPa (59.5 psi) |
| Oil pressure alarm response pressure | 20 - 58 kPa (3.0 - 8.5 psi) |
Sensors
| Crankshaft sensor | Siemens NSC 100630, Hall sensor triggered by a profile mark on the flywheel |
| Camshaft sensor | |
| - Manufacturer/Type | ITT NSC 100610 +0, Camshaft Ring-Actuated Hall Effect Sensor |
| - Ring | TGN 100050 |
| Oxygen sensor | |
| - Manufacturer/Type | NTK - MHK 100720 |
| - Heating element (nominal) | 7 Watts |
| - Sensor voltage - High | 900 mV |
| - Sensor voltage - Low | 40 mV |
| Throttle position potentiometer | |
| - Manufacturer/Type | CTS - MJC 100020 |
| - Total maximum resistance | 4 kOhm ±20% |
| - Sensor supply voltage | 5 V ±4% |
| Manifold Absolute Pressure and Temperature Sensor | |
| - Manufacturer/Type | Motorola - MHK 100820 |
| - Sensor supply voltage | 5 V ±4% |
| Coolant temperature sensor | AB Electronik - MEK 100170; Negative Temperature Coefficient Thermistor |
| Engine oil temperature sensor | AB Elektronik - MEK100170; Negative Temperature Coefficient Thermistor |
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