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

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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
Appendix 1
Lubrication system
Cooling system
Checking the engine coolant
Replacing engine coolant
Check radiator cap
Removing and installing radiator
Check the radiator
Removing and installing thermostat
Check thermostat
Removal, check and installation of the water pump
Fuel system
The exhaust system
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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Replacing engine coolant



Components Radiator
Fig. 2.211. Radiator components: 1 - a broad tank; 2 - a radiator; 3 - hoses; 4 - tube radiator filler; 5 - the radiator drain plug


Remove the drain plug of the radiator. (see. Fig. 2.211)
Drain the coolant into a container.
Flush the cooling system with water.
Wait until draining the system.
Tighten the radiator drain plug.
Fill the tank with coolant up to the mark FULL.
Fully install the radiator cap.
Start the engine and let it run at idle to activate the cooling fan.
After the engine warms up, do the following:
1. Run the engine at 2500 min -1 for 5 minutes.
2. Run the engine at 3000 min -1 for 5 seconds and then let it run at idle.
3. Repeat the first two steps several times.
4. Run the engine at idle for 1 min.
Stop the engine and let it cool.
Remove the radiator cap.
Check the coolant level. If the level is low, add coolant.
Install the radiator cap.
Check for coolant leaks.
If fluid leaks, repair or replace the radiator cap or radiator.




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Check radiator cap

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