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

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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

printable version

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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Checking the spark plug wires, distributor cap and slider (every 48 000 km (30,000 miles) or every two years)

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