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REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Mazda 3 (2003 release)

general info. full specifications. diagnostics. hints. tips. tricks
Mazda 3
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Mazda
3
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
Dismantling the cylinder head (beginning)
Dismantling the cylinder head (end)
Dismantling cylinder (beginning)
Removing and installing crankshaft rear oil seal
Dismantling cylinder (the end)
Check the cylinder head
Assembling the cylinder (the beginning)
Assembling the cylinder (the end)
Assembling the cylinder head
Assembling the valve timing
Appendix 1
Annex 2
Appendix 3
Engine Z6 - mechanical part
Lubrication system
Cooling system
Intake system
Fuel system
Exhaust and Emission
Ignition system
Control system
Tables
Transmission
Chassis
Steering Gear
Brakes
Onboard electric
Body
 


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Dismantling cylinder (beginning)



Remove the cylinder head.
Remove the oil pan (see. Appendix 1).
Remove the oil filter (see. Appendix 1).
Remove the oil cooler (see. Appendix 1).
Remove the knock sensor.
Remove the oil separator.
Remove the thermostat (see. Appendix 1).
Remove the coolant pump (see. Appendix 1).
Remove the oil strainer (see. Appendix 1).
Remove the oil pump (see. Appendix 1).

The components of the first stage of disassembly of the cylinder
Fig. 2.127. The components of the first stage of disassembly of the cylinder block 1 - the oil sump; 2 - a cover of the oil filter; 3 - the oil filter; 4 - the oil filter adapter; 5 - the oil cooler; 6 - the gauge of detonation; 7 - separator; 8 - the thermostat; 9 - the coolant pump; 10 - oil strainer; 11 - the oil pump; 12 - a flywheel (a model with manual transmission), a leading disk (model with automatic transmission); 13 - terminal plate (model with manual transmission); 14 - rear oil seal


Remove the flywheel (models with manual transmission). To remove the drive plate (model with automatic gearbox)

Holding the crankshaft against rotation by means of a special device
Fig. 2.128. Holding the crankshaft against rotation by means of a special device


Hold the crankshaft against rotation by means of a special device (Fig. 2.128);

The components of the drive plate and the order of loosening bolts
Fig. 2.129. The components of the drive plate and the order of loosening bolts: 1 - a bolt; 2 - adapter; 3 - a leading disk


Remove the bolts a few tricks in the order shown in Figure 2.129.
Remove the end plate (models with manual transmission).
Remove the rear oil seal (see. Below).




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Dismantling the cylinder head (end)
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Removing and installing crankshaft rear oil seal

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