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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
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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Check actuator variable valve timing (L3)



ATTENTION
The actuator is a variable valve timing precision assembly and disassembly can not be.

Disconnect the negative battery cable.
Remove the plug hole plate.
Remove the high-voltage wire.
Remove the connector of the oil control valve.
Remove the ventilation hose.
Remove the cylinder head cover (see. "Removing and installing cylinder head cover").

The combination rotor slot with convex cover variable valve timing mechanism
Fig. 2.99. The combination rotor slot with convex cover variable valve timing mechanism


Make sure that the groove of the rotor and the convexity of the lid actuator combines variable valve timing (Fig. 2.99).
If the groove and convexity are not aligned, turn the crankshaft clockwise two turns. Check the alignment of the groove and the protuberance. If the groove again and convexity are not the same, replace the actuator variable valve timing. When the crankshaft rotates audible knocking actuator valve timing change each time when the cam passes the position of full opening of the valve, this means that the actuator is not fixed. Replace actuator.
Install the cylinder head cover (see. "Removing and installing cylinder head cover").
Install the breather hose.
Connect the oil control valve.

Securing high-voltage wires
Fig. 2.100. Securing high-voltage wires: 1 - a clip; 2 - grommet; 3 - winding wires; 4 - tip nozzle; 5 - location of the rubber bushings; 6 - location of the clamps


Connect the high-voltage wire (Fig. 2.100).
Install the spark plugs.
Install the plug hole plate.




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Removal and installation of the actuator variable valve timing (L3)

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