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REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Mazda 6 (2002 release)

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Mazda 6
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Mazda
6
Operation and maintenance of car
Engine
General description new engines models L8, LF, L3
The mechanical part of engines
Engine Model L8 or LF
Checking the contents of the CO / CH in the exhaust gas
Measurement of engine compression
Verify accessory drive belt
General information and safety when removing the power unit
Removal of sealant
Removal and installation of the power unit
Check actuator variable valve timing (L3)
Removal and installation of the actuator variable valve timing (L3)
Timing chain drive
Removal and installation of the oil control valve (OCV) (L3)
Checking the oil control valve (OCV) (L3)
By operation of the spool valve (OCV) (L3)
General repair operations on the power unit
Check the cylinder head
Check the valve guide
Measuring the length of the valve
Measure the diameter of the valve stem
Measurement of the internal diameter of the valve guide
Measuring the height of protrusion of the valve guide
Replacing the valve guide
Pressing the valve guide
Check and repair the valve seat
Check the valve spring
Checking camshaft
Measure the diameter of the neck of a cam
Measurement of radial clearance of cervical camshaft
Measuring axial clearance of cervical camshaft
Check valve tappet
Checking cylinder
Check valve nozzle maslorazbryzgivayuschego
Checking crankshaft
Measurement of run-out of the crankshaft
Measure the diameter of the necks of the crankshaft
Measurement of radial clearance in the crankshaft bearing
Check the connecting rod side clearance
Measurement of the radial clearance of the connecting rod
Check the bolts
Assembling the cylinder (the beginning)
Assembling the cylinder (the end)
Assembling the cylinder head
Assembling the valve timing
Appendix 1
Annex 2
Appendix 3
Transmission
Chassis
Steering Gear
Brakes
Onboard electric
Body
 


Hit Counter by Digits


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Checking camshaft



Set neck ?��1 and ?��5 camshaft on prisms.

Measure the camshaft runout
Fig. 2.152. Measure the camshaft runout


Measure the camshaft runout (Fig. 2.152).
If the heartbeat is not correct, replace the camshaft.
Maximum runout: 0.03 mm.

Measuring the height of contour of cam
Fig. 2.153. Measuring the height of contour of cam


Measure the height of the cam contour at two points, as shown in Figure 2.153.
If the height is not correct, replace the camshaft.
Sheika ?��1.
The standard height of a cam-L8:
Inlet - 40.79 mm;
Release - 41,08 mm.
Camshaft LF, L3:
Inlet - 42.12 mm;
Release - 41,08 mm.
With variable valve timing mechanism:
Inlet - 42.44 mm;
Release - 41,18 mm.
Sheika ?��5
The standard height of a cam-L8:
Inlet - 40.692 mm;
Issue - 40.982 mm.
Camshaft LF, L3:
Inlet - 42.022 mm;
Issue - 40.982 mm.
With variable valve timing mechanism:
Inlet - 42.342 mm;
Issue - 41.082 mm.




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Measure the diameter of the neck of a cam

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