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REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Jeep Grand Cherokee (from 1993 to 1999, the year of issue)

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Jeep Grand Cherokee
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Jeep
Grand Cherokee
Introduction
Adjustment and routine maintenance
The straight six-cylinder engine
general information
Repair procedures, the implementation of which is possible without removing the engine from the car
Bringing to TDC of the compression stroke of the piston of the first cylinder
Removing and installing cylinder head cover
Removal, check of a condition and installation of the rockers and bars of pushers
Replacement valve springs, their plates and valve stem seals
Removing and installing intake manifold / exhaust manifold
Removal and installation of the cylinder head
Replacement of a forward epiploon of a cranked shaft
Condition check, removal and installation of a cover of the distribution chains, and its stars
Removal, check of a condition and installation of a camshaft, bearings and hydraulic tappets
Removing and installing sump
Removal, check of a condition and installation of the oil pump
Removal and installation of a flywheel / drive disc
Replacing the rear crankshaft oil seal
Check and replacement of rubber pillows of support of the engine
The V8 engine
Procedure of the general and engine major repairs
Systems of cooling, heating and air conditioning
The power supply system and exhaust
The system of electric motor
Systems of decrease in toxicity of the fulfilled gases and engine management
Manual box of a gear change
Automatic Transmission
Transfer Case
Clutch and transmission line
Brakes
Suspension and steering
Body
The system of on-board electrical equipment
Controls and operation receptions
 


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The straight six-cylinder engine



Specifications

Common parameters

Displacement
3982 cm 3 (4.0 L)
Numbering of cylinders (from front to back)
1 - 2 - 3 - 4 - 5 - 6
Ignition order
1 - 5 - 3 - 6 - 2 - 4

Camshaft

The height of the cam lobe (inlet and outlet) (mm)
6.43
End-play
Absent
The diameter of the bearing journals (mm)
  • Number 1
51.54 - 51.56
  • Number 2
51.28 - 51.31
  • No. 3
51.03 - 51.05
  • Number 4
50.77 - 50.80
Bearing clearance (mm)
0.0254 - 0.0762

Oil pump

The gap between the gear and the cover (mm)

0.0508 - 0.1524
The gap between the gear and the housing (mm)
0.0508 - 0.1016

Efforts of a tightening of carving connections, N ??? m

Bolt camshaft sprocket
108
Pulley bolt to crankshaft vibration damper
27
Bolts cylinder head
  • Step A
thirty
  • Step B
61
  • Step C
Bolt number 11
136
All other bolts
149
Bolts flywheel / drive disc
142
Bolts and nuts intake manifold and exhaust manifold
33
Bolts ?? 6 and 7 of the exhaust manifold
23
The rest of the bolts / nuts
33
Sump bolts
  • 1/4 * 20 (inches)
13.6
  • 5/16 * 18 (inches)
17.6
Bolts of fastening of the oil pump
  • Short
13.6
  • Long
23.1
  • Bolts main bearing caps back
108
  • Bolts rocker
28
Bolts cylinder head cover to the head
  • 1993
8.5
  • 1994
9.6
  • 1995
13
Bolts to block the tensioner arm
19
Cover bolts of the distribution chain to the block
  • 1/4 * 20 (inches)
6.8
  • 5/16 * 18 (inches)
21.7
Central (lubricated) Bolt vibration damper
108

Location of cylinders and direction of rotation of the distributor.




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