2021 MAZDA MODEL 3 HATCHBACK spark plugs replace

Scheduled Maintenance
▼Scheduled Maintenance (U.S.A. and Puerto Rico)
Vehicles utilizing the vehicle status monitor feature:
The vehicle status monitor feature alerts you of maintenance needs by turning on the
wrench indicator light or displaying a message in the instrument panel, or both.
Every maintenance must be done when the display/wrench indication comes on.
The display/wrench indication will come
on before reaching the maximum interval
of 16,000 km (10,000 miles), or 12 mont hs (after the previous maintenance).
If you drive your vehicle under any of th e following conditions, follow the Severe
Driving Scheduled Maintenance and replace the engine oil and filter every 8,000 km
(5,000 miles) or 6 months, whichever comes first.
Otherwise, follow the Normal Driv ing Scheduled Maintenance intervals.
1. The vehicle is idled for long periods or driven at low speeds, such as with police cars, taxis, or driver's education school car.
2. Driving under dusty conditions.
3. Driving for long periods in cold temperatures or driving regularly for short distan- ces only.
4. Driving under extremely high temperature conditions.
5. Driving continuously in mountainous regions.
If you are following the Severe Driving Scheduled Maintenance (8,000 km (5,000
miles) or 6 months oil replacement interval), set the vehicle status monitor manually.
Refer to the Information section in the Mazda Connect Owner's Manual. Please
contact an Authorized Mazda Dealer if necessary.
USA and Puerto Rico Residents (Nor mal Driving Scheduled Maintenance):
Maintenance ItemNumber of times, maintenance was performed.
12345678
Engine oil & filter
*1RRRRRRRR
Spark plugs SKYACTIV
-G
2.5T Replace every 64,000 km (40,000 miles).
Except SKY -
ACTIV -G
2.5T Replace every 120,000 km (75,000 miles).
Air filter RR
Drive belts IIIIIIII
Engine coolant level IIIIIIII
Engine coolant
*2Replace at first 192,000 km (120,000 miles) or 120
months; after that, every 96,000 km (60,000 miles) or 60 months.
Fuel lines & hoses
*3IIII
Hoses and tubes for emission
*3II
Maintenance and Care
Scheduled Maintenance
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Maintenance IntervalNumber of months or kilometers (miles), whichever comes
first.
Months 6 1218243036424854606672
×1000 km 8 16 24 32 40 48 56 64 72 80 88 96
×1000miles 5 1015202530354045505560
Spark plugs SKYACTIV
-G
2.5T Replace every 64,000 km (40,000 miles).
Except SKY -
ACTIV -G
2.5T Replace every 120,000 km (75,000 miles).
Air filter Replace every 56,000 km (35,000 miles) or 36 months.
Drive belts
*3II
Engine coolant level IIIIIIIIIIII
Engine coolant
*4Replace at first 192,000 km (120,000 miles) or 120
months; after that, every 96,000 km (60,000 miles) or 60
months.
Fuel lines & hoses
*5III
Hoses and tubes for emission
*5I
Brake lines, hoses and connections III
Vacuum brake booster and
hose With vac-
uum booster
IIIIII
Brake fluid With electri-
cal booster
RRR
Disc brakes I C/L II/C
/L IC/LI I/C
/L
Tire rotation Rotate every 8,000 km (5,000 miles).
Tire in flation pressure and tire wear
*6IIIIIIIIIIII
Steering operation and linkages III
Front and rear suspension, ball joints and
wheel bearing axial play III
Body condition inspection for rust, corro-
sion and perforation IIIIII
Driveshaft dust boot III
Bolts and nuts on chassis and body TTT
Exhaust system and heat shields I
Emergency flat tire repair kit (if equip-
ped)
*7Inspect annually.
Cabin air filter Replace every 40,000 km (25,000 miles) or 24 months.
Maintenance and Care
Scheduled Maintenance
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▼Scheduled Maintenance (Mexico)
Vehicles utilizing the vehicle status monitor feature:
The vehicle status monitor feature alerts you of maintenance needs by turning on the
wrench indicator light or displaying a message in the instrument panel, or both.
Every maintenance must be done when the display/wrench indication comes on.
The display/wrench indication will come on before reaching the maximum interval
of 10,000 km, or 6 months (aft
er the previous maintenance).
If you drive your vehicle under any of the following conditions, follow the Severe
Driving Scheduled Maintenance and replace the engine oil and filter every 5,000 km
or 3 months, whichever comes first.
Otherwise, follow the Normal Driving Scheduled Maintenance intervals.
1. The vehicle is idled for long periods or driven at low speeds, such as with police cars, taxis, or driver's education school car.
2. Driving under dusty conditions.
3. Driving for long periods in cold temperat ures or driving regularly for short distan-
ces only.
4. Driving under extremely high temperature conditions.
5. Driving continuously in mountainous regions.
If you are following the Severe Driving Scheduled Maintenance (5,000 km or 3
months oil replacement interval), set the vehicle status monitor manually.
Refer to the Information section in th e Mazda Connect Owner's Manual. Please
contact an Authorized Mazda Dealer if necessary.
Mexico Residents (Normal Driv ing Scheduled Maintenance):
Maintenance Item Number of times, maintenance was performed.
12345678
Engine oil & filter
*1RRRRRRRR
Spark plugs SKYACTIV
-G
2.5T IIIIIIII
Replace every 64,000 km
Except SKY -
ACTIV -G
2.5T IIIIIIII
Replace every 120,000 km.
Air filte r RRRR
Drive belts IIIIIIII
Engine coolant level IIIIIIII
Engine coolant
*2Replace at first 192,000 km or 120 months; after that,
every 96,000 km or 60 months.
Fuel lines & hoses
*3II
Hoses and tubes for emission
*3II
Fuel filter Replace every 60,000 km.
Maintenance and Care
Scheduled Maintenance
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Specifications
▼ Engine
Item Speci
fication
SKYACTIV -G 2.0 SKYACTIV-G 2.5 SKYACTIV -G 2.5T
Ty p e D O H C-16V in-line, 4-cylinder
Bore × Stroke 83.5 × 91.2 mm (3.29 ×
3.59 in) 89.0 × 100 mm (3.50 × 3.94 in)
Displacement 1,997.6 ml (1,997.6 cc) 2,488.5 ml (2,488.5 cc)
Compression
ratio 13.0 10.5
▼
Electrical System
Item
Classification
Battery
*112V -60Ah/20HR or 12V -65Ah/20HR
Spark-plug num-
ber SKYACTIV
-G 2.0,
SKYACTIV -G 2.5 Mazda Genuine spark
plug
*2PE5R
-18-110 or PE5S -18-110
SKYACTIV -G 2.5T Mazda Genuine spark
plug
*2PY8V
-18-110
*1 Check the battery installed on the vehicle and us e a battery with an equal or higher performance.
However, the performance of the battery may vary even among the same battery types, consult an
Authorized Mazda Dealer for replacement.
*2 This spark plug provides the SKYACTIV-G engine with optimum performance. Contact an Authorized
Mazda Dealer for details.

CAUTION
When cleaning the iridium plugs, do not use a wire brush. The fine particulate
coating on the iridium alloy and platinum tips could be damaged.
Speci fications
Speci fications
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