| Engine | |
| Designation: | |
| – 1.6 liter engine (1580 cm³) | XU5 |
| – 1.8 liter engine (1761 cm³) | XU7 |
| – 2.0 liter engine (1998 cm³) | XU10 |
| Engine codes: | |
| – 1.6 liters | BFZ (XU5 JP/Z/L L3) |
| – 1.8 liters | LFY (XU7 JP4/Z/L/L3) |
| – 2.0 liters | RFV (XU1OJ4R/Z/L/L3) or R6E (XU1O J4R/K) |
| Cylinder diameter: | |
| – 1.6 and 1.8 liter engines | 83.00 mm |
| - 2.0 liter engine | 86.00 mm |
| Piston stroke: | |
| - 1.6 liter engine | 73.00 mm |
| - 1.8 liter engine | 81.40 mm |
| - 2.0 liter engine | 86.00 mm |
| Direction of rotation of the crankshaft | Clockwise (look from the right side of the car) |
| Cylinder number 1 | From the gearbox side |
| Compression ratio: | |
| – 1.6 liter engine | 9,25: 1 |
| – 1.8 liter engine | 10,4: 1 |
| – 2.0 liter engine | 10,4: 1 |
| The engine number is stamped on a plate attached to the front left end of the cylinder block on 1.6 and 1.8 liter engines and stamped directly on the front side of the cylinder block (to the left of the oil filter) on 2.0 liter engines. | |
| Camshaft | |
| Drive | With a toothed belt |
| Number of support bearings | 5 |
| Valve clearances (1.6 liter engine only) | |
| Inlet valve: | 0.20±0.05 mm |
| Exhaust valve: | 0.40±0.05 mm |
| Lubrication system | |
| Oil pump type | Gear driven by chain from crankshaft |
| Minimum pressure at 80°C | 5.3 bar at 4000 rpm |
| Pressure sensor cut-in pressure | 0.5 bar |
Tightening torques, Nm
| Engines 1.6 liters | |
| Generator suspension bolts | 22 |
| Lower connecting rod bearing cap: | |
| - stage 1 | 40 |
| Loosen all bolts completely, then retighten: | |
| - stage 2 | 20 |
| - stage 3 | Turn to an angle of 70° |
| Camshaft Bearing Cap | 15 |
| Camshaft pulley mounting bolt | 35 |
| Crankshaft pulley mounting bolt | 120 |
| Cylinder head mounting bolts: | |
| - stage 1 | 60 |
| Loosen all bolts completely, then retighten: | |
| - stage 2 | 20 |
| - stage 3 | Turn to an angle of 300° |
| Head cover cap nuts cylinder block | 10 |
| Fastening the gearbox to the engine: | |
| - bolts | 45 |
| - suspension lock nuts | 45 |
| Flywheel | 50 |
| Front Seal Cover Fastening Bolts | 16 |
| Left powertrain suspension: | |
| - bracket | 30 |
| - rubber cushion | 30 |
| - gearbox | 60 |
| - installation stand | 60 |
| - central nut | 65 |
| Drive shaft intermediate bearing | 50 |
| Bearing cap: | |
| - lock nuts | 54 |
| - central bolt of the bearing cap | 25 |
| Oil pump mounting bolts | 16 |
| Right powertrain suspension: | |
| - bracket | 45 |
| - installation nut | 45 |
| - rubber cushion | 40 |
| - upper limiter | 50 |
| Oil pan | 19 |
| Timing Belt Cover | 8 |
| Timing Belt Tensioner Pulley | 20 |
| Engines 1.8 and 2.0 liters | |
| Lower connecting rod bearing cap: | |
| - stage 1 | 20 |
| - stage 2 | Turn to an angle of 70° |
| Camshaft Bearing Caps: | |
| - stage 1 | 5 |
| - stage 2 | 10 |
| Camshaft pulley mounting bolt | 10 |
| Bolts for fastening the pulley hub to the camshaft | 75 |
| Crankshaft pulley mounting bolt | 120 |
| Cylinder head cover cap nuts | 20 |
| Cylinder head mounting bolts | |
| 1.8 liter engines: | |
| - stage 1 | 60 |
| Loosen all bolts completely, then retighten: | |
| - stage 2 | 20 |
| - stage 3 | Turn to an angle of 300° |
| 2.0 liter engines: | |
| - stage 1 | 35 |
| - stage 2 | 70 |
| - stage 3 | Turn to an angle of 160° |
| Powertrain mounting bolts | 45 |
| Flywheel mounting bolts | 50 |
| Front Seal Cover Fastening Bolts | 16 |