Toyota Corolla

1992-1998 of release

Repair and operation of the car

Toyota Corolla
+ 1. Maintenance instruction
+ 2. Maintenance
- 3. Engines
   + 3.1. Petrol engines
   - 3.2. Diesel engine
      3.2.1. Specifications
      3.2.2. Replacement of a gear belt
      3.2.3. Removal of a head of cylinders
      3.2.4. Dismantling of a head of cylinders
      3.2.5. Partition of a head of cylinders
      3.2.6. Assembly of a head of the block of cylinders
      3.2.7. Installation of a head of cylinders
      3.2.8. Check and adjustment of gaps of valves
      3.2.9. Check of a compression of cylinders
      3.2.10. Pistons and rods
      3.2.11. Measurement of cylinders
      3.2.12. Assembly of pistons and rods
      3.2.13. Installation of pistons and rods
      3.2.14. Bent shaft and flywheel
      + 3.2.15. Cooling system
      + 3.2.16. Lubrication system
      3.2.17. Device of injection of diesel fuel
      3.2.18. Operation of the car on diesel fuel
      3.2.19. Fuel filter
      3.2.20. Fuel pump of high pressure
      3.2.21. Nozzles
      3.2.22. Glow plugs
      3.2.23. Adjustment of the mode of idling
      3.2.24. Adjustment of the maximum turns
      + 3.2.25. Useful tips to owners of the diesel engine
   + 3.3. Engine electric equipment
+ 4. Cooling systems, heating
+ 5. Fuel, exhaust systems
+ 6. System of decrease in toxicity
+ 7. Transmissions
+ 8. Coupling and half shafts
+ 9. Brake system
+ 10. Suspension bracket and steering
+ 11. Body
+ 12. Electric equipment

3.2. Diesel engine

3.2.1. Specifications

GENERAL INFORMATION

Designation of the engine – 2C

Control of valves	One camshaft with the top arrangement, with 8 valves
Diameter of cylinders	86,00 mm
Piston stroke	85,00 mm
Working volume	1975 ^cm3
Extent of compression	22,5: 1
Maximum power (general meanings)	53 kW (72 h.p.) at 4600 rpm
Compression	32,0 ^kg/cm2
Minimum compression	20,0 ^kg/cm2

Gaps of valves

Inlet valves	0,20 – 0,30 mm
Final valves	0,25 – 0,35 mm
Width of a working facet of a saddle of the valve	1,2 – 1,6 mm (inlet)	1,6 – 2,0 mm (final)

Valves

Length of valves	105,7 mm (inlet)	105,35 (final)
Minimum length of valves	105,20 mm (inlet)	104,85 (final)

Diameter of a core of the valve

Inlet valves	7,975 – 7,990 mm
Final valves	7,960 – 7,975 mm

Valve core side play

Inlet valves	0,020 – 0,055 mm
Final valves	0,035 – 0,070 mm

Maximum side play of a core of the valve

Inlet valves	0,11 mm
Final valves	0,12 mm
Minimum thickness of edge of a plate of the valve	0,9 mm (inlet)	1,0 mm (final)

The directing plugs

Internal diameter	8,01 – 8,03 mm
Outer diameter	13,040 – 13,051 mm
Repair size	13,090 – 13,101 mm
Installation temperature	cold engine

Springs of valves

Length in a free state	47,50 mm
Adjusting length	40,3 mm
Adjusting loading	40,3 mm at 22,9 – 25,3 kg
Admissible deformation from the top party	2,0 mm

Camshafts

Axial side play of camshafts	0,08 – 0,18 mm
Maximum axial side play	0,25 mm
Side play of bearings of camshafts	0,037 – 0,073

Height of cams

Inlet valves	47,425 mm
Final valves	46,835 mm

Control of valves

Opening of the inlet valve	7 ° to VMT
Closing of the inlet valve	39 ° after VMT
Opening of the final valve	51 °до VMT
Closing of the final valve	6 ° after VMT

Pistons, piston fingers, piston rings

Nominal diameter	85.950 – 85,980 mm
The increased size	86,450 – 86,480 mm

Gaps within piston rings

Top compression ring	0,30 – 0,54 mm
Second ring	0,25 – 0,52 mm
Oil scraper ring (side rings)	0,20 – 0,82 mm

The maximum gaps in flutes

Compression rings	1,30 mm
Oil scraper ring	1,12 mm

Side plays of rings on height in flutes of pistons

Top compression ring	0,20 – 0,065 mm
Second ring	0,040 – 0,10 mm
The maximum gaps on height of all rings	0,2 mm
Side play of a piston finger in a rod opening	0,007 – 0,015 mm
Maximum side play of piston fingers	0,05 mm

Bent shaft

Radial side play of radical bearings:
– nominal side play	0,034 – 0,065 mm
– maximum side play	0,10 mm
Radial side play of conrod bearings:
– nominal side play	0,036 – 0,064 mm
– limit of wear	0,10 mm

Diameter of necks of radical bearings

Nominal diameter

56,985 – 57,000 mm

Diameter of necks of conrod bearings

Nominal diameter

50,488 – 50,500 mm

Maximum conicity or ovality

Thickness of press expansion washers	2,433 – 2,480 mm
The lowered size	2,555 – 2,605 mm
The increased size	2,680 – 2,730 mm

Rods

Axial side play of rods:
– nominal side play	0,08 – 0,30 mm
– wear limit	0,40 mm
Maximum twisting of rods	0,15 mm

Engine lubrication system

Oil pump:
– design	The centrifugal rotor pump with four blades
– drive	Directly from a bent shaft through a gear belt
Gap between tops of leads	0,05 – 0,15 mm
Wear limit	0,20 mm
Side (axial) side play	0,03 – 0,09 mm
Wear limit	0,15 mm
Gap between an external lead and the case	0,10 – 0,17 mm
Wear limit	0,20 mm

Cooling system

Filling capacity of system

7,3 l

Moments of an inhaling, N. of m.

Bolts of a head of cylinders	86
Final collector	47
Camshaft bearing cover	18
Bolts of covers of radical bearings	105
The oil pump to a head of cylinders	8
Cover of the conrod bearing	65
Camshaft gear wheel	100
The tension device of a gear belt to a head of cylinders	37
The directing roller of a gear belt to the case of the oil pump	37
Driving gear wheel of the fuel pump of high pressure	65
The closing payment from the camshaft,	19
Pulley of a bent shaft	100
Back flange of an epiploon	13
Flywheel bolts	90
The final union of the cooling system to a head of cylinders	20
Inlet collector to a head of cylinders	18
The right bracket of an engine mount to a head of cylinders:
– the size of a key is 14 mm	37
– the size of a key is 17 mm	65
The oil reducing valve to the block of cylinders	26
The water pump to the block of cylinders	18
The oil pump to the block of cylinders	18
Driving gear wheel of the oil pump on a shaft	47
Socle of an oil filter to the block of cylinders	20
Oil discharge stopper	40
Nozzles on a head of cylinders	65
Injection tubes, cap nuts	30
Final fuel tube on the pump	23
Returnable fuel tube on the pump	23

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