Diesel engines 2.0 l 103 kW TDI-PD
Type - Diesel, 4-cylinder, in-line, SOHC (code BMP) or DOHC (code BKD), turbocharged
Designations - BMP, BKD
The firing order of the cylinders is 1-3-4-2
Cylinder diameter // piston stroke, mm — 81.0 // 95.5
Cylinder capacity, 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 the D/V operates, bar — 0.55 - 0.85
Engine oil pressure at 80°C, bar
- At idle speed - not less than 0.8
- At 2000 rpm - not less than 2.0
Engine oil pressure for opening the pressure reducing valve, bar - 7.0
Engine oil pressure for opening the oil injector valve (only on the "BKD" engine), bar — 2.5 - 3.2
Maximum permissible deviation from flatness of the lower mating surface of the cylinder head (VMR // BKD), mm — 0.1 // 0.05
Maximum permissible runout of the camshaft (for "VMR"), mm - 0.04
Maximum permissible radial clearance of the camshaft (for "VMR"), mm - 0.11
Maximum permissible axial clearance of the camshaft, mm - 0.15
Inlet/outlet valve plate diameter, mm
- VMR - 35.95 // 31.45
- BKD — 29.20 // 25.50
Inlet/outlet valve stem diameter, mm
- VMR - 6.980 // 6.965
- BKD — 5.975 // 5.965
Length of inlet and outlet valve, mm
- VMR - 89.45 // 89.05
- BKD — 87.80 // 87.50
The angle of the working chamfer of the inlet and outlet valve is 45°
Clearance of the new valve in the corresponding guide bushing (measured on the plate when the end of the valve stem is flush with the end of the sleeve), mm - 1.3
Nominal piston diameter // cylinder, mm — 80.96 // 81.01
Maximum permissible deviation of the actual cylinder diameter¹ from nominal, mm — 0.10
Maximum permissible deviation of the actual piston diameter² from 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
Clearance of new/used piston rings in piston grooves, mm
- Upper 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
Maximum permissible axial clearance of connecting rod bearings, mm — 0.37
Nominal diameter of crankshaft journals, mm
- Root - 54.00
- Connecting rod - 50.90
Crankshaft axial clearance, mm
- New shaft - 0.07 - 0.17
- Wear limit - 0.37
Pressing depth of needle bearing into crankshaft, mm — 1.5 - 1.8
¹ Measured at three cylinder depths (in the center and at a distance of 10 mm from the upper and lower edges), each time - in two mutually perpendicular directions (total - 6 dimensions).
² Measured at a distance of 10 mm from the lower 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 - CBBB, CFFB, CLJA, CFGB
The firing order of the cylinders is 1-3-4-2
Cylinder diameter // piston stroke, mm — 81.0 // 95.5
Cylinder capacity, 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 allowed - 19
Maximum permissible variation in compression pressure in different cylinders, bar — 5
Engine oil pressure at which the D/V is triggered, bar
- SVVV — 0.55 - 0.85
- CFFB, CLJA and CFGB - 0.3 - 0.6
Engine oil pressure at 80°C, bar
At idle speed
- SVVV — 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 for opening the pressure reducing valve, bar
- SVVV - no more than 7.0
- CFFB, CLJA and CFGB - no more than 4.5
Maximum permissible deviation from 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
Maximum permissible axial clearance of camshafts (the shaft is laid in the removed bed), except for the SVVV engine, mm - 0.17
Inlet// outlet valve plate diameter, mm — 26.60 // 26.00
Inlet/outlet valve stem diameter, mm — 5.975 // 5.965
Length of intake and exhaust valve, mm — 99.30 // 99.10
The angle of the working chamfer of the inlet and outlet valve is 45°
Clearance of the new valve in the corresponding guide bushing (when measured, the end of the valve stem is flush with the end of the sleeve), mm - 1.3
Nominal piston diameter // cylinder, 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
Clearance of new/used piston rings in 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 permissible axial clearance 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
Crankshaft axial clearance, mm
- New shaft - 0.07-0.17
- Wear limit - 0.37
Pressing depth of needle bearing into crankshaft, mm —1.5 - 1.8
¹ Measured at three different cylinder depths, each time in two mutually perpendicular directions (6 measurements in total).
² Measured at a distance of 10 mm from the lower edge of the piston skirt perpendicular to the axis of the piston pin.