ENGINE SPECIFICATIONS [MZI-3.7]

id0100d2100300

Specification

Item | Specification
--- | ---
MECHANICAL
Type | Gasoline, 4-cycle
Cylinder arrangement and number | DOHC - 24V 60° V, 6 - cylinder
Combustion chamber | Pentroof
Valve system | DOHC, timing chain driven, 24 valves
Displacement | (ml {cc, cu in}) | 3,726 {3,726, 227.4}
Bore × stroke | (mm {in}) | 95.5 × 86.7 {3.75 × 3.41}
Compression ratio | 10.3:1
Valve clearance | (mm {in}) | IN | 0.150—0.250 {0.00591—0.00984}[Engine cold]
EX | 0.300—0.400 {0.0119—0.0157}[Engine cold]
LUBRICATION SYSTEM
Type | Force-fed type
Oil pressure (reference value) [oil temperature: 93.3 °C {200 °F}] | (kPa {kgf/cm2, psi} [rpm]) | 310—621 {3.17—6.33, 45.0—90.0} [2,000]
Oil pump | Type | Trochoid gear type
Oil cooler | Type | Water-cooled
Oil filter | Type | Full-flow, paper element
Oil capacity (approx. quantity) | Oil replacement | (L {US qt, lmp qt}) | 4.7 {5.0, 4.1}
Oil and oil filter replacement | (L {US qt, lmp qt}) | 5.2 {5.5, 4.6}
Total (dry engine) | (L {US qt, lmp qt}) | 5.9 {6.2, 5.2}
COOLING SYSTEM
Type | Water-cooled, Electromotive
Coolant capacity (approx. quantity) | (L {US qt, lmp qt}) | 12.1 {12.8, 10.6}
Water pump | Type | Centrifugal, timing chain-driven
Thermostat | Type | Wax, bottom-bypass
Opening temperature | (°C {°F}) | 79.5—83.3 {175.2—181.9}
Full-open temperature | (°C {°F}) | 94.5 {202.1}
Full-open lift | (mm {in}) | More than 8.1 {0.32}
Radiator | Type | Corrugated fin
Cooling system cap | Cap valve opening pressure | (kPa {kgf/cm2, psi}) | 93.2—122.6 {0.95—1.25, 13.5—17.8}
Cooling fan | Type | Electric
Number of blades | No.1: 5, No.2: 7
Outer diameter | (mm {in}) | 360 {14.2}
Cooling fan motor output | (W) | 240
FUEL SYSTEM
Injector | Type | Hi-ohmic
Type of fuel delivery | Top-feed
Type of drive | Voltage
Fuel pump | Type | Electric
Fuel tank | Capacity | (L {US gal, lmp gal}) | 76.0 {20.1, 16.7}
EMISSION SYSTEM
Catalyst | Type | WU-TWC (monolith)
EVAP control system | Type | Charcoal canister type
PCV system | Type | Closed type
CHARGING SYSTEM
Battery | Voltage | (V) | 12
Type and capacity (5-hour rate) | (A·h) | 80D26L (65 A·h/20HR)
Generator | Output | (V-A) | 12-110
Regulated voltage | Controlled by PCM
Diagnosis function
IGNITION SYSTEM
Ignition system | Type | SEI (Single Electronic Ignition)
Spark advance | Electronic
Firing order | 1-4-2-5-3-6
Spark plug | Type | CY02 18 110
STARTING SYSTEM
Starter | Type | Coaxial reduction
Output | (kW) | 1.6
CRUISE CONTROL SYSTEM
Cruise control switch | Type | Cruise OFF/CANCEL/SET (-)/SET (+)/RESUME/Cruise ON/Neutral
CONTROL SYSTEM
PSP switch | Type | Hydraulic pressure
CHT sensor | Type | Thermistor
MAF sensor | Type | Hot-wire
IAT sensor (Inside MAF sensor) | Type | Thermistor
TP sensor | Type | Potentiometer type
CKP sensor | Type | Pickup type
CMP sensor | Type | Pickup type
A/F sensor | Type | Zirconia element (All range)
HO2S | Type | Zirconia element (Stoichiometric)

* :Fuel with a lower rating could cause the emission control system to lose effectiveness. It could also cause engine knocking and serious engine damage.

Engine oil [Europe]

Recommended Oil*1
Mazda Original Oil Ultra 5W-30
Mazda Original Oil 10W-40

Alternative Oil Quality*2
API SL/SM | 10W-30, 10W-40, 5W-20, 5W-30, 5W-40

*1 :Mazda Original Oils are specially designed/tested for the respective engine. For optimum performance we recommend to use Mazda Original Oils at all times.
*2 :If you are unable to find a Mazda Original Oil, alternative oils meeting the listed specification may also be used.

Engine oil [Except Europe]

Item | Specification
--- | ---
Grade | API SL/SM or ILSAC GF-3/GF-4
Viscosity (SAE) | 10W-30, 10W-40, 5W-20, 5W-30, 5W-40

Fuel type

Fuel | Research Octane Number | Country
--- | --- | ---
Premium unleaded fuel | 95 or above | Armenia, Russia, Ukraine, Tahiti, New Caledonia, Vanuatu, UAE, Lebanon, Libya, Tunisia, Madagascar, Morocco, Guatemala, Bolivia, Honduras, Nicaragua, Aruba, Singapore, Hong Kong, Malaysia, Macau, Mauritius, Barbados, Grenada, ST.Lucia, ST.Vincent, Antigua, Seychelles
Regular unleaded fuel | 92 or above | Egypt, Myanmar
91 or above (including91) | China
91 | Peru
90 or above | Azerbaijan, Georgia, Belarus, Taiwan, Vietnam, The Philippines, Marshall Islands, Ustt*1, Kuwait, Oman, Qatar, Saudi Arabia, Syria, Bahrain, Jordan, Iraq, Ivory Coast, Nigeria, Angola, Chile, El Salvador, Costa Rica, Ecuador, Colombia, Dominican Republic (L.H.D.), Panama, Curacao, Laos, Cambodia, Indonesia, Thailand, Brunei, Nepal, Fiji, New Zealand, Papua New Guinea, Kenya, Zimbabwe, Trinidad and Tobago, Burundi, Gabon, Ghana, Cameroon, Tanzania, Mozambique
Regular unleaded fuel (Conforming to Fuel Quality Standards Act 2000) | 90 or above | Australia

*1 :Republic of Palau & Federated States of Micronesia