Diesel engines 2.0 l 103 kW TDI-PD
Type - Diesel, 4-cylinder, in-line, SOHC (BMP code) or DOHC (BKD code), turbocharged
Designations - BMP, BKD
The order of operation of the cylinders is 1-3-4-2
Cylinder diameter // piston stroke, mm — 81.0 // 95.5
Volume of cylinders, cm3 — 1968
Maximum power, kW (hp) at 4000 rpm - 103 (140)
Maximum torque, Nm at 1800-2500 rpm - 320
Compression ratio - 18.5:1
Engine oil pressure at which D / V is activated, bar - 0.55 - 0.85
Engine oil pressure at 80°С, bar
- At idle speed - not less than 0.8
- At 2000 rpm - not less than 2.0
Engine oil pressure to open the pressure reducing valve, bar - 7.0
Engine oil pressure to open the oil injector valve (only on engine "BKD"), bar — 2.5 - 3.2
The maximum allowable deviation from the flatness of the lower mating surface of the cylinder head (BMP // BKD), mm — 0.1 // 0.05
Maximum allowable camshaft runout (For "VMR"), mm — 0.04
The maximum allowable radial play of the camshaft (For "VMR"), mm — 0.11
The maximum allowable axial play of the camshaft, mm - 0.15
Diameter of a plate of the inlet//exhaust valve, mm
- BMR - 35.95 // 31.45
- BKD — 29.20 // 25.50
Inlet//outlet valve stem diameter, mm
- BMR - 6.980 // 6.965
- BKD — 5.975 // 5.965
Inlet and outlet valve length, mm
- BMR - 89.45 // 89.05
- BKD — 87.80 // 87.50
The angle of the working chamfer of the intake and exhaust valves - 45°
Backlash of the new valve in the corresponding guide bush (measured on the poppet when the end of the valve stem is flush with the end of the sleeve), mm - 1.3
Nominal piston // cylinder diameter, mm — 80.96 // 81.01
Maximum permissible deviation of the actual cylinder diameter1 from the nominal, mm - 0.10
Maximum permissible deviation of the actual piston diameter2 from the nominal, mm - 0.04
Clearances in the locks of new // used piston rings (the ring is inserted into the cylinder perpendicular to its axis at a distance of 15 mm from the lower edge of the cylinder), mm
- Compression rings - 0.20 - 0.40 // 1.0
- Oil scraper ring - 0.25 - 0.50 // 1.0
Fitting play of new // used piston rings in the piston grooves, mm
- Top compression ring - 0.06 - 0.09 // 0.25
- Lower compression ring - 0.05 - 0.08 // 0.25
- Oil scraper ring - 0.03 - 0.06 // 0.15
The maximum allowable axial play of connecting rod bearings, mm - 0.37
Nominal diameter of crankshaft journals, mm
- Root - 54.00
- Connecting rod - 50.90
Axial backlash of a cranked shaft, mm
- New shaft - 0.07 - 0.17
- Wear limit - 0.37
The depth of pressing the needle bearing into the crankshaft, mm - 1.5 - 1.8
1 Measured at three cylinder depths (in the center and at a distance of 10 mm from the top and bottom edges), each time in two mutually perpendicular directions (total - 6 measurements).
2 Measured at a distance of 10 mm from the bottom edge of the piston skirt, perpendicular to the axis of the piston pin.
Diesel engines 2.0 l 103 and 125 kW TDI-CR
Type - Diesel, 4-cylinder, in-line, DOHC turbocharged
Designations - SVVV, CFFB, CLJA, CFGB
The order of operation of the cylinders is 1-3-4-2
Cylinder diameter // piston stroke, mm — 81.0 // 95.5
Volume of cylinders, cm3 — 1968
Maximum power, kW (hp) at 4200 rpm
- CFFB, USA - 103 (140)
- SVVV, CFGB - 125 (170)
Maximum torque, Nm at 1750-2500 rpm
- CFFB, CLJA — 320
- SVVV, CFGB - 350
Compression ratio - 16.5:1
Compression pressure, bar
- New engine - 25-31
- Minimum allowable - 19
The maximum allowable spread of compression pressure in different cylinders, bar - 5
Engine oil pressure at which D/V is triggered, bar
- SWVV - 0.55 - 0.85
- CFFB, CLJA and CFGB - 0.3 - 0.6
Engine oil pressure at 80°С, bar
At idle speed
- SWVV - not less than 0.8
- CFFB, USA and CFGB — not less than 0.5
At 2000 rpm not less than 2.0
Engine oil pressure to open the pressure reducing valve, bar
- SVVV - no more than 7.0
- CFFB, CLJA and CFGB - no more than 4.5
The maximum allowable deviation from the flatness of the lower mating surface of the cylinder head (processing is not allowed), mm
- Engines CFFB, CLGA, CFGB - 0.1
- SVVV engines - 0.05
The maximum allowable axial play of the camshafts (the shaft is laid in a removed bed), except for the SVVV engine, mm - 0.17
Inlet//outlet valve disc diameter, mm — 26.60 // 26.00
Diameter of the inlet // exhaust valve stem, mm - 5.975 // 5.965
Inlet and outlet valve length, mm - 99.30 // 99.10
The angle of the working chamfer of the intake and exhaust valves - 45°
Backlash of the new valve in the corresponding guide bush (when measured, the end of the valve stem is flush with the end of the sleeve), mm - 1.3
Nominal piston // cylinder diameter, mm — 80.96 // 81.01
The maximum allowable deviation of the actual diameter of the cylinder1 from the nominal, mm - 0.10
The maximum allowable deviation of the actual piston diameter2 from the nominal, mm - 0.04
Clearances in the locks of new // used piston rings (the ring is inserted into the cylinder perpendicular to its axis at a distance of 15 mm from the lower edge of the cylinder), mm
- Compression rings - 0.20 - 0.40 // 1.0
- Oil scraper ring - 0.25 - 0.50 // 1.0
Fitting play of new // used piston rings in the piston grooves, mm
- 1st compression ring 0.06 - 0.09 // 0.25
- 2nd compression ring 0.05 - 0.08 // 0.25
- Oil scraper ring 0.03 - 0.06 // 0.15
Maximum allowable end play of connecting rod bearings (motors CFFB, CLGA, CFGB), mm — 0.37
Nominal diameter of the main // connecting rod journal of the crankshaft, mm - 54.00 // 50.90
Axial backlash of a cranked shaft, mm
- New shaft - 0.07-0.17
- Wear limit - 0.37
Depth of pressing the needle bearing into the crankshaft, mm -1.5 - 1.8
1 It is measured on three variants of the depth of the cylinder, each time in two mutually perpendicular directions (total - 6 measurements).
2 Measured at a distance of 10 mm from the bottom edge of the piston skirt, perpendicular to the axis of the piston pin.