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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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By operation of the spool valve (OCV) (L3)



Disconnect the negative battery cable.
Remove the control valve oil.

Initial examination of the spool valve position control of the oil valve
Fig. 2.118. Initial examination of the spool valve position of the control valve of the oil: 1 - spool valve


Check the position of the control slide valve oil valve. It must be in the maximum delay time the opening or closing of the engine valve, as shown 2.118.
If the result differs from the standard characteristics of the ohmmeter, replace the control oil valve.
Make sure that the battery is fully charged. If not, recharge the battery.
Apply battery voltage to the conclusions of the control valve of the oil and make sure that the spool valve operates and moves to the maximum timing of opening or closing the valves of the engine. If the result differs from the standard characteristics of the ohmmeter, replace the control oil valve.

NOTE
Options for the supply voltage of the battery to the conclusions of the control valve of the oil:
- Plus the battery - to a conclusion A, negative - to the terminal B
- Plus battery - the withdrawal of B, negative - on Terminal A



Secondary verification provisions of the control slide valve oil valve
Fig. 2.119. Secondary verification provisions of the control slide valve oil valve: 1 - oprezhenie opening and closing valves; 2 - the delay valve opening and closing; 3 - spool valve


Disconnect the battery and make sure that the slide valve back to the maximum delay the opening or closing of the engine valves. If not, replace the control oil valve (Fig. 2.119).




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General repair operations on the power unit

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