Toyota Land Cruiser

FJ60, FJ62 and FJ80 1980-1997 of release

Repair and car operation



Toyota Land Cruiser
+ 1. Maintenance instruction
+ 2. Maintenance
- 3. Engines
   + 3.1. Engines 2F and 3F-E
   + 3.2. Verkhneklapanny engine 1FZ-FE
   - 3.3. Dismantle and major maintenance of the engine
      3.3.1. Technical characteristics
      3.3.2. Engine diagnostics by means of the vacuum gage
      3.3.3. Compression check
      3.3.4. Dismantle of the power unit
      3.3.5. Removal and engine installation
      3.3.6. Alternatives of major maintenance
      + 3.3.7. Order of dismantling of the engine
      + 3.3.8. Engine assembly order
      3.3.9. Engine start-up after repair and a running in
   + 3.4. Engine electric equipment
+ 4. Systems of cooling, heating
+ 5. Fuel and exhaust systems
+ 6. System of decrease in toxicity
+ 7. Transmission
+ 8. Brake system
+ 9. Suspension brackets and steering
+ 10. Body
+ 11. Electric equipment
+ 12. Electroschemes




3.3.1. Technical characteristics

GENERAL INFORMATION

ENGINES 2F and 3F-E

(data for engines 3F-E are specified in brackets)

Compression:
  – cтандартная
9,8 kgfs/cm2 (9, 8)
  – the greatest distinction of a compression in cylinders
2,0 kgfs/cm2 (2,0)
Pressure of oil:
  – idling (600 rpm)
not less than 0,28 kgfs/cm2 (0,28)
  – at 1600 rpm
2,4-4,9 kgfs/cm2 (2,4 – 4,9)
Block of cylinders:
  – internal diameter of the cylinder the standard
94,000-94,05 (94,000 – 94,03)
  – konusnost and ovality
no more than 0,02 (0,025)
  – maximum permissible deformation of the demountable plane
0,15 (0,15)
Head of cylinders and valves:
Maximum permissible deformation of the demountable plane
0,15 (0,15)
Width of a corbel of a head of the valve (limiting):
  – the inlet
0,80 (1,0)
  – the final
1,0 (1,2)
Diameter of a core:
  – inlet valves
7,970-7,985 (7,970 – 7,985)
  – the final
7,960-7,975 (7,960 – 7,975)
Gap between a core of the valve and the directing plug
The standard:
  – the inlet
0,030-0,060 (0,025 – 0,060)
  – the final
0,040-0,070 (0,035 – 0,070)
The limiting:
  – the inlet
0,10 (0,10)
  – the final
0,10 (0,12)
Length of a spring of the valve:
  – in a free condition
51,5 (51,5)
  – the established
43,0 (43,0)

Crankshaft and rods

Shatunnye of a neck:
  – diameter
53,98-54,00 (52,988 – 53,000)

  – a gap in shatunny bearings

0,02-0,06 (0,02 – 0,05)
Axial люфт rods:
  – the standard
0,11-0,23 (0,16 – 0,30)
  – the limiting
0,30 (0,40)
Radical necks
 Diameter:
  – N 1
66,972-66,996 (66,972 – 66,996)
  – N 2
68,472-68,496 (68,472 – 68,496)
  – N 3
69,972-69,996 (69,972 – 69,996)
  – N 4
71,472-71,496 (71,472 – 71,496)
Gap in shatunny bearings
0,020-0,044 (0,020 – 0,044)
Axial люфт crankshaft:
  – the standard
0,06-0,16 (0,015 – 0,204)
  – the limiting
0,30 (0,30)
Ovality and konusnost
no more than 0,1
Pistons and rings:
  – diameter of the piston (standard)
93,97-94,02 (93,96 – 93,99)
  – a gap between the piston and the cylinder
0,03-0,05 (0,027 – 0,047)
Gap in a joint of piston rings:
  – top kompressionny
0,20-0,38 (0,20 – 0,42)
  – bottom kompressionny
0,20-0,38 (0,50 – 0,72)
  – in maslosjemny (only for the engine 3F-E)
0,200-0,820
Gap between a ring and a flute in the piston:
  – top kompressionny
0,03-0,06 (0,03 – 0,07)

  – bottom kompressionny

0,02-0,06 (0,05 – 0,09)

* All sizes and gaps are specified in mm.

Inhaling moments (N of m)*

Nuts of covers of shatunny bearings
67 (52)
For engines 2F
Bolts of covers of radical bearings:
  – N 1, 2, 3
130
  – N 4
114
For engines 3F-E:
  – bolts with a head 19
121
  – bolts with a head 17
103

*См also subsection 3.1.1.

ENGINES 1FZ-FE

Compression:
  – the standard
11,2 kgfs/cm2
  – the greatest distinction of a compression in cylinders
2,0 kgfs/cm2
Pressure of oil:
  – idling (600 rpm)
not less than 0,28 kgfs/cm2
  – at 1600 rpm
2,4-4,9 kgfs/cm2
Block of cylinders:
  – internal diameter of the cylinder (standard)
100,000-100,010
  – konusnost and ovality
no more than 0,025
  – maximum permissible deformation of the demountable plane
0,15
Head of cylinders and valves
Maximum permissible deformation of the demountable plane
0,15
Width of a corbel of a head of the valve (limiting):
  – the inlet
1,0

  – the final

1,0
Diameter of a core:
  – inlet valves
6,970-6,985
  – the final
6,965-6,980
Gap between a core of the valve and the directing plug:
  – the standard:

  • the inlet

0,025-0,060
  • the final
0,030-0,065
  – the limiting:
  • the inlet
0,08
  • the final
0,10
Length of a spring of the valve:
  – in a free condition
43,94-45,06
  – the established
38,5
Crankshaft and rods
Shatunnye of a neck:
  – diameter
56,982-57,000
  – a gap in shatunny bearings
0,032-0,050
Axial люфт rods:
  – the standard
0,160-0,262
  – the limiting
0,362
Radical necks:
  – diameter
68,982-69,000
  – a gap in bearings
0,042-0,060
Axial люфт crankshaft:
  – the standard
0,020-0,22
  – the limiting
0,30
Ovality and konusnost
no more than 0,02
Pistons and rings
Diameter of the piston (standard):
  – group 1
99,950-99,960
  – group 2
99,960-99,970
  – group 3
99,970-99,980
Gap between the piston and the cylinder
0,04-0,06
Gap in a joint of piston rings:
  – top kompressionny
0,30-0,52
  – bottom kompressionny
0,45-0,67
  – in the maslosjemny
0,15-0,52
Gap between a ring and a flute in the piston:
  – top kompressionny
0,04-0,08
  – bottom kompressionny
0,03-0,07

Inhaling moments (N of m)*

Oil nozzles
22
Bolts of covers of radical bearings:
  – 1st stage
66
  – 2nd stage
to tighten on a corner 90 °
Nuts of covers of shatunny bearings:
  – 1st stage
43
  – 2nd stage
to tighten on a corner 90 °

* See also subsection 3.2.1.