5. Battery; 2.0/2.3-liter Engine; Always check the Owner’s Manual for more operating information and safety features - Page 12

U N D E R   H O O D  

Always check the Owner’s Manual for more operating information and safety features 

Under Hood

Quick Tips

Mazda

MAZDA3

page 22
page 23

1. Engine coolant reservoir

Level should be between COLD
FILL RANGE indicator marks

WARNING: Never remove
coolant reservoir cap while
engine is running or hot;
remove only when safe

2. Engine oil filler cap

See Owner’s Manual for 
recommended engine oil viscosity

Break-in period

First 600 miles: Avoid heavy 
braking and acceleration; drive at
varying road and engine speeds

Tip: Follow the same procedures
with newly overhauled engine
or when brakes are replaced

Tip: For additional service 
intervals and complete details,
see Owner’s Manual

3. Brake/clutch fluid reservoir

Fill to MAX mark with DOT 3
fluid; check with cap on

Tip: Clutch uses same
reservoir as brakes

4. Automatic transaxle 

fluid dipstick*

Check with transaxle in park,
engine on and at operating
temperature 

Maintenance notes:

Rotate tires every 7,500 
miles or sooner if needed

A

. Replace: Engine oil/filter

B

. Inspect: Cooling system, fuel 

lines and hoses, brake lines, 
hoses and connections, 
steering operation and linkages, 
front and rear suspension 
and ball joints, drive-shaft 
dust boots
Replace: Air filter

C

. Inspect: Drive belts (tension)

D

. Inspect: Hoses and tubes for 

emission system
Replace: Engine coolant

E

. Inspect: Engine valve clearance

Replace: Spark plugs

F

. Inspect: Disc brakes

G

. Inspect: Exhaust system and 

heat shields

5. Battery
6. Fuse panel 

Push latch in, lift cover must 
be between the indicator
marks on the dipstick

7. Air filter
8. Hood latch

Pull up to release hood

9. Engine oil dipstick

Fluid should be between F and
L on dipstick; do not fill above F

10. Power steering fluid

reservoir

Level should be between 
MIN and MAX lines

11. Windshield washer reservoir

Fill with windshield 
washer fluid

Tip: Check all fluids with 
vehicle parked on a level 
surface and engine off 
unless otherwise stated

1

2

3 4

5

8

111

0

9

7

6

2.0/2.3-liter Engine

*If equipped
† See Owner’s Manual

N O R M A L   S E R V I C E   I N T E R V A L S

5,000 miles

†

7,500 miles

15,000 miles

22,500 miles

30,000 miles

37,500 miles

45,000 miles

52,500 miles

60,000 miles

67,500 miles

75,000 miles

82,500 miles

90,000 miles

A   B

F G

A    

A  

C

E   F

A    

A   B  

  D    

F

A    

A  

F G

A  

C

A   B

F

A  

A  

F  

A    

A