❄️Coolant Type

Mazda 3 Coolant Type

Factory manual coolant type & capacity for the Mazda 3. Exact specs extracted from the LEMON service manual archive.

Last updated: 2026-10-29 • Reading time: 8 min • By AllOEMManuals Editorial Team

Quick Answer

2021 Mazda 3 coolant: 7.00 QTS. (6.62 L) Note: Check the vehicle identification number on the vehicle identify cation number plate. Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant..

GenerationYearsTop spec
202120217.00 QTS. (6.62 L) Note: Check the vehicle identification number on the vehicle identify cation number plate. Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant.
201720176.90 QTS. (6.52 L) Note: Check the vehicle identification number on the vehicle identify cation number plate. Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant.
201620167.30 QTS. (6.9 L) Note: Check the vehicle identification number on the vehicle identify cation number plate. Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant.

This vehicle's factory manual

The spec is above. This opens the 2021 Mazda 3 factory book. Use another year if yours is older.

Open the 2021 Mazda manual

Mazda 3 maintenance schedule

Factory Manual ConfirmationCoolant Type

Know the exact coolant type job for your Mazda 3

2021 Mazda 3 coolant: 7.00 QTS. (6.62 L) Note: Check the vehicle identification number on the vehicle identify cation number plate. Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant..

Fluid type and capacity can change by engine, drivetrain, and transmission. Verify the exact branch before filling anything. Once the spec is confirmed, use the supplies and purchase links below to build the full one-trip shopping list before you start the repair.

Exact Vehicle Check

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Open the factory manual above to confirm the exact engine before ordering parts.
Engine Coolant (2.5L Eng,Automatic Trans,Normally Aspirated)7.00 QTS. (6.62 L) Note: Check the vehicle identification number on the vehicle identify cation number plate. Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant.
Automatic Transmission Fluid (2.5L Eng,Normally Aspirated)8.30 QTS. (7.85 L) — MAZDA Genuine ATF FZ
Brake Fluid— SAE J1703 FMVSS116 DOT 3
Differential Gear Oil0.37 QTS. (0.35 L) — MAZDA Long Life Hypoid Gear Oil SG1
Engine Oil (2.5L Eng,Normally Aspirated)4.80 QTS. (4.54 L) — API - ILSAC GF-V or higher SAE 0W-20 Engine Oil
Fuel Tank (AWD)12.70 GALS. (48.07 L)
Transfer Case Fluid0.37 QTS. (0.35 L) — MAZDA Long Life Hypoid Gear Oil SG1
Windshield Washer Fluid— Ultra-Clear Windshield Washer Fluid
Fuel Tank (FWD)13.20 GALS. (49.96 L)
Engine Coolant (2.0L Eng,Automatic Trans)6.90 QTS. (6.52 L) Note: Check the vehicle identification number on the vehicle identify cation number plate. Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant.
Air Cond Refrigerant1.06 LBS. (0.48 KG) — HFC-134a (R-134a)
Automatic Transmission Fluid8.20 QTS. (7.76 L) — MAZDA Genuine ATF FZ
Brake Fluid— SAE J1703 FMVSS116 DOT 3
Clutch Fluid— SAE J1703 FMVSS116 DOT 3
Engine Oil (2.0L Eng)4.40 QTS. (4.16 L) — API - ILSAC, SAE 0W-20 Engine Oil
Fuel Tank13.20 GALS. (49.96 L)
Manual Transmission Fluid (2.0L Eng)1.80 QTS. (1.7 L) — API - GL-4, SAE 75W-80
Windshield Washer Fluid— Ultra-Clear Windshield Washer Fluid
Engine Coolant (2.5L Eng,Automatic Trans)7.20 QTS. (6.81 L) Note: Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant.
Engine Oil (2.5L Eng)4.80 QTS. (4.54 L) — API - ILSAC, SAE 0W-20 Engine Oil
Manual Transmission Fluid (2.5L Eng)1.74 QTS. (1.64 L) — API - GL-4, SAE 75W-80
Engine Coolant (2.5L Eng,Standard Trans)6.90 QTS. (6.52 L) Note: Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant.
Engine Coolant (2.0L Eng,Standard Trans)6.60 QTS. (6.24 L) Note: Check the vehicle identification number on the vehicle identify cation number plate. Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant.
Engine Coolant (2.0L Eng,Automatic Trans)7.30 QTS. (6.9 L) Note: Check the vehicle identification number on the vehicle identify cation number plate. Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant.
Air Cond Compressor Oil4.00 OZS. (0.11 L) — PAG 46
Air Cond Refrigerant1.06 LBS. (0.48 KG) — HFC-134a (R-134a)
Automatic Transmission Fluid8.20 QTS. (7.76 L) — MAZDA Genuine ATF FZ
Brake Fluid— SAE J1703 FMVSS116 DOT 3
Clutch Fluid— SAE J1703 FMVSS116 DOT 3
Engine Oil (2.0L Eng)4.40 QTS. (4.16 L) — API - ILSAC, SAE 0W-20 Engine Oil
Fuel Tank13.20 GALS. (49.96 L)
Manual Transmission Fluid (2.0L Eng)1.80 QTS. (1.7 L) — API - GL-4, SAE 75W-80
Windshield Washer Fluid— Ultra-Clear Windshield Washer Fluid
Engine Coolant (2.0L Eng,Standard Trans)7.10 QTS. (6.71 L) Note: Check the vehicle identification number on the vehicle identify cation number plate. Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant.
Engine Coolant (2.5L Eng,Automatic Trans)7.10 QTS. (6.71 L) Note: Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant.
Engine Oil (2.5L Eng)4.80 QTS. (4.54 L) — API - ILSAC, SAE 0W-20 Engine Oil
Manual Transmission Fluid (2.5L Eng)1.74 QTS. (1.64 L) — API - GL-4, SAE 75W-80
Engine Coolant (2.5L Eng,Standard Trans)6.90 QTS. (6.52 L) Note: Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant.
Engine Coolant (2.0L Eng,Automatic Trans)7.30 QTS. (6.9 L) Note: Check the vehicle identification number on the vehicle identify cation number plate. Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant.
Air Cond Compressor Oil4.00 OZS. (0.11 L) — PAG 46
Air Cond Refrigerant1.06 LBS. (0.48 KG) — HFC-134a (R-134a)
Automatic Transmission Fluid8.20 QTS. (7.76 L) — MAZDA Genuine ATF FZ
Brake Fluid— SAE J1703 FMVSS116 DOT 3
Clutch Fluid— SAE J1703 FMVSS116 DOT 3
Engine Oil (2.0L Eng)4.40 QTS. (4.16 L) — API - ILSAC, SAE 0W-20 Engine Oil
Fuel Tank13.20 GALS. (49.96 L)
Manual Transmission Fluid1.80 QTS. (1.7 L) — API - GL-4, SAE 75W-80
Power Steering Fluid— MAZDA Genuine ATF M-III, M-V, or equivalent (e.g. DEXRON II)
Windshield Washer Fluid— Ultra-Clear Windshield Washer Fluid
Engine Coolant (2.0L Eng,Standard Trans)7.10 QTS. (6.71 L) Note: Check the vehicle identification number on the vehicle identify cation number plate. Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant.
Engine Coolant (2.5L Eng,Automatic Trans)7.10 QTS. (6.71 L) Note: Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant.
Engine Oil (2.5L Eng)4.80 QTS. (4.54 L) — API - ILSAC, SAE 0W-20 Engine Oil
Engine Coolant (2.5L Eng,Standard Trans)6.90 QTS. (6.52 L) Note: Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant.
Engine Coolant (2.0L Eng,Automatic Trans)6.90 QTS. (6.52 L) Note: Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant.
Air Cond Compressor Oil4.00 OZS. (0.11 L) — PAG 46
Air Cond Refrigerant1.06 LBS. (0.48 KG) — HFC-134a (R-134a)
Automatic Transmission Fluid8.20 QTS. (7.76 L) — MAZDA Genuine ATF FZ
Brake Fluid— SAE J1703 FMVSS116 DOT 3
Clutch Fluid— SAE J1703 FMVSS116 DOT 3
Engine Oil (2.0L Eng)4.40 QTS. (4.16 L) — API - ILSAC, SAE 0W-20 Engine Oil
Fuel Tank13.20 GALS. (49.96 L)
Manual Transmission Fluid1.80 QTS. (1.7 L) — API - GL-4, SAE 75W-80
Power Steering Fluid— MAZDA Genuine ATF M-III, M-V, or equivalent (e.g. DEXRON II)
Windshield Washer Fluid— Ultra-Clear Windshield Washer Fluid
Engine Coolant (2.0L Eng,Standard Trans)6.70 QTS. (6.34 L) Note: Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant.
Engine Coolant (2.5L Eng)7.20 QTS. (6.81 L) Note: Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant.
Engine Oil (2.5L Eng)4.80 QTS. (4.54 L) — API - ILSAC, SAE 0W-20 Engine Oil
Engine Coolant7.90 QTS. (7.47 L) Note: Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant.
Air Cond Compressor Oil4.00 OZS. (0.11 L) — PAG 46
Air Cond Refrigerant1.06 LBS. (0.48 KG) — HFC-134a (R-134a)
Automatic Transmission Fluid (5 Spd Trans)8.60 QTS. (8.13 L) — Mazda Genuine ATF M-V
Brake Fluid— SAE J1703 FMVSS116 DOT 3
Clutch Fluid— SAE J1703 FMVSS116 DOT 3
Engine Oil (2.5L Eng)5.30 QTS. (5.01 L) — API - ILSAC, SAE 0W-20 Engine Oil
Fuel Tank (2.5L Eng)15.90 GALS. (60.18 L)
Manual Transmission Fluid (2.5L Eng)3.01 QTS. (2.84 L) — API - GL-4, SAE 75W-80
Power Steering Fluid— MAZDA Genuine ATF M-III, M-V, or equivalent (e.g. DEXRON II)
Windshield Washer Fluid— Ultra-Clear Windshield Washer Fluid
Automatic Transmission Fluid (6 Spd Trans)8.20 QTS. (7.76 L) — Mazda Genuine ATF F-Z
Engine Coolant7.90 QTS. (7.47 L) — FL22 Type Engine Coolant Note: If the "FL22" mark is shown on or near the cooling system cap, use Mazda Genuine FL22 engine coolant. FL22 type engine coolant is shipped as a diluted solution. Use the solution as is when replacing coolant.
Air Cond Compressor Oil4.00 OZS. (0.11 L) — PAG 46
Air Cond Refrigerant1.10 LBS. (0.49 KG) — R-134a
Automatic Transmission Fluid8.60 QTS. (8.13 L) — MAZDA Genuine ATF M-V
Brake Fluid— DOT 3 Brake Fluid
Engine Oil (2.5L Eng)5.30 QTS. (5.01 L) — API - ILSAC, SAE 0W-20 Engine Oil
Fuel Tank (2.5L Eng)15.90 GALS. (60.18 L)
Manual Transmission Fluid (2.5L Eng)3.01 QTS. (2.84 L) — API - GL-4 or GL-5: SAE 75W-90. Above 50Deg. F (10Deg. C): API - GL-4 or GL-5 SAE 80W-90
Power Steering Fluid— MAZDA Genuine ATF M-III, M-V, or equivalent (e.g. DEXRON II)
Windshield Washer Fluid— Ultra-Clear Windshield Washer Fluid
Engine Coolant7.90 QTS. (7.47 L) — FL22 Type Engine Coolant Note: Use FL22 Engine Coolant only if the "FL22" mark is shown on or near the cooling system cap.
Air Cond Compressor Oil4.00 OZS. (0.11 L) — PAG 46
Air Cond Refrigerant1.10 LBS. (0.49 KG) — R-134a
Automatic Transmission Fluid8.60 QTS. (8.13 L) — MAZDA Genuine ATF M-V
Brake Fluid— DOT 3 Brake Fluid
Engine Oil (2.5L Eng)5.30 QTS. (5.01 L) — API - ILSAC, SAE 5W-20 Engine Oil
Fuel Tank (2.5L Eng)15.90 GALS. (60.18 L)
Manual Transmission Fluid (5 Spd Trans)2.93 QTS. (2.77 L) — API - GL-4 or GL-5: SAE 75W-90. Above 50Deg. F (10Deg. C): API - GL-4 or GL-5 SAE 80W-90
Power Steering Fluid— MAZDA Genuine ATF M-III, M-V, or equivalent (e.g. DEXRON II)
Windshield Washer Fluid— Ultra-Clear Windshield Washer Fluid
Manual Transmission Fluid (6 Spd Trans)3.01 QTS. (2.84 L) — API - GL-4 or GL-5: SAE 75W-90. Above 50Deg. F (10Deg. C): API - GL-4 or GL-5 SAE 80W-90

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Mazda 3 coolant

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Frequently Asked Questions

What coolant does the Mazda 3 use?
2021 Mazda 3 requires 7.00 QTS. (6.62 L) Note: Check the vehicle identification number on the vehicle identify cation number plate. Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant. per the factory manual.
Where is this data from?
Extracted directly from the LEMON factory service manual archive. Sources are cited per generation.
What coolant type does a Mazda 3 use?
2021 Mazda 3 coolant: 7.00 QTS. (6.62 L) Note: Check the vehicle identification number on the vehicle identify cation number plate. Use FL22 type coolant in vehicles with the inscription "FL22" on the radiator cap itself or the surrounding area. For vehicles without "FL22" inscription use a mixture of demineralized water and ethylene-glycol-based coolant. Do not use solution that contains more than 60% antifreeze. Above -16Deg. C {3.2Deg. F} 65% water/35% coolant. Above -26Deg.C {-15Deg.F} 55% water/45% coolant. Above -40 Deg. C {-40Deg.F} 45% water/55% coolant..
Can I use universal coolant in a Mazda 3?
Factory manuals specify exact coolant chemistry for the Mazda 3. Using the wrong coolant type can cause corrosion, overheating, or gasket damage. Always match the OEM specification exactly — do not mix incompatible coolant types.

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Author & Review

Published by AllOEMManuals, founded by Lyndon Bedford, an automotive technician with 20 years of experience. He owned and operated a mechanic shop in Hurst, Texas from 2014 to 2022 and continues hands-on repair work.

Content may combine manual references, general repair templates, and AI-assisted drafting. Confirm the source, vehicle configuration, and applicability before working. Report corrections through our contact page.

Last updated: 2026-10-29

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