Engine & identification
Vehicle identification
| No. of cylinders Type | 4/DOHC |
|---|---|
| Capacity cc | 2191 |
| Compression ratio :1 | — |
Injection system
| Air metering Type | Mass/MAP |
|---|---|
| Pump type | Common rail |
| Engine coolant temperature (ECT) sensor Ohm/°C | 318/80 |
| Intake air temperature (IAT) sensor Ohm/°C | 2490-2790/20 |
Valve clearances
Valve clearances on the Mazda CX-5 2.2 (2021) are hydraulic — they self-adjust, so no manual clearance figure applies.
| Valve clearance - INLET mm | Hydraulic |
|---|---|
| Valve clearance - EXHAUST mm | Hydraulic |
Engine oil & fluids
Engine oil
The Mazda CX-5 2.2 (2021) takes 5.1 litres of engine oil with the filter.
See the reference table for the complete engine oil entries and their conditions.
Manual gearbox
See the reference table for the complete manual gearbox entries and their conditions.
Transfer box
See the reference table for the complete transfer box entries and their conditions.
Coolant
See the reference table for the complete coolant entries and their conditions.
Grades, filling conditions and capacities
| Preferred engine oil | |
|---|---|
| Ambient temperature range | — |
| Engine oil options | |
| Ambient temperature range | All temperatures |
| Engine oil grade SAE | 0W-30 |
| Engine oil classification API/ACEA | /C3 |
| Ambient temperature range | All temperatures |
| Engine oil grade SAE | 5W-30 |
| Engine oil classification API/ACEA | /C3 |
| Engine with filter(s) litres | 5.1 |
| Other lubricants and capacities | |
| Manual transmission oil grade SAE | — |
| If Mazda Long Life Gear Oil G7 is not available, use 75W-80 (GL-4). | |
| Manual transmission litres | 2.4 |
| Automatic transmission fluid Type | ATF FZ |
| Automatic transmission (drain & refill) litres | 3.5-4.9 |
| View more information | — |
| Checking level | |
| Automatic transmission (dry fill) litres | 8.0 |
| Automatic transmission fluid (ATF) (dry fill) | |
| Differential oil classification - rear | Mazda Long Life Hypoid Gear Oil SG1 |
| Differential rear litres | 0.35 |
| Transfer box oil classification | Mazda Long Life Hypoid Gear Oil SG1 |
| Transfer box litres | 0.45 |
| Coolant Type | FL22 |
| Coolant Colour | Green |
| Cooling system - total capacity litres | — |
| Cooling system | |
| Brake fluid Type | DOT 3/4 |
| Clutch fluid Type | DOT 3/4 |
| Selective catalytic reduction (SCR) additive Type | AdBlue |
| Selective catalytic reduction (SCR) additive litres | 4.0-10.0 |
Brakes & wear limits
Brake disc thickness
Brake discs on the Mazda CX-5 2.2 (2021) are replaced at a minimum thickness of 26 mm (ventilated) or 26,8 mm (ventilated) front and 8 mm or 8,8 mm rear.
| Minimum disc thickness for replacement - ventilated Front | 26 mm |
|---|---|
| Minimum disc thickness after refacing - ventilated Front | 26,8 mm |
| Minimum disc thickness for replacement Rear | 8 mm |
| Minimum disc thickness after refacing Rear | 8,8 mm |
Brake disc and drum dimensions
| Disc runout Front | 0,04 mm |
|---|---|
| Disc runout Rear | 0,1 mm |
| Minimum pad thickness Front | 2 mm |
| Minimum pad thickness Rear | 2 mm |
Service & electrical
Glow plugs
Glow plugs for the Mazda CX-5 2.2 (2021): Original equipment NGK and NGK DP87.
| Glow plug - part no. Original equipment | NGK |
|---|---|
| Glow plug - part no. NGK | DP87 |
Tuning and emissions
| Idle speed rpm | 750±50 |
|---|---|
| Idle speed - alternative rpm | AT=800±50 |
| Oil temperature °C | 60 |
| Water temperature °C | 80 |
| Idle speed - for smoke test rpm | 700-800 |
| Idle speed - alternative rpm | AT=750-850 |
| Maximum time at governed speed secs | 2 |
| Test mode A/B | B |
| Probe type 1/2 | 1 |
Service checks and adjustments
| Compression pressure bar | 18,0-23,5 |
|---|---|
| Oil pressure bar/rpm | 1,4-1,9/1500 |
| Oil pressure | |
| Radiator cap bar | 0,93-1,23 |
| Thermostat opens °C | 80-84 |
Tightening torques
| Cylinder head instructions | — |
|---|---|
| Cylinder head | |
| Maximum bolt length | 170,5 mm |
| Tighten | 15±2 Nm |
| Tighten | 38±2 Nm |
| Tighten | 90°±5° |
| Tighten | 90°±5° |
| Tighten | 90°±5° |
| Other engine tightening torques | |
| Oil pump to cylinder block | 23±3 Nm |
| Sump bolts | — |
| View more information | — |
| Do not mix bolt types (different lengths). | |
| Sump drain bolt | 36±5 Nm |
| Flywheel/driveplate | 1)50±4 Nm 2)80±4 Nm 3)156±4 Nm/112±4 Nm |
| Clutch pressure plate | 29±4 Nm |
| Crankshaft pulley/damper centre bolt | 110±10 Nm+60°±5° |
| Camshaft sprocket/gear | 132±8 Nm |
| Camshaft carrier/cap | 1)5±1 Nm 2)10±1 Nm |
| View more information | — |
| Assemble components within 10 minutes. | |
| Camshaft/rocker cover | — |
| View more information | — |
| Inlet manifold to cylinder head | 23±3 Nm |
| Exhaust manifold to cylinder head | 44±3 Nm |
| Exhaust downpipe to manifold | 54±8 Nm |
| Water pump | 11±1 Nm |
| Injector/clamp | — |
| View more information | — |
| Injector pipe unions | 37±5 Nm |
| Fuel/injection pump mounting | 23±3 Nm |
| View more information | — |
| Glow plugs | 18±2 Nm |
| Crankshaft position (CKP) sensor/engine speed (RPM) sensor | 9±1 Nm |
| Camshaft position (CMP) sensor | 9±1 Nm |
| Engine coolant temperature (ECT) sensor | 15±1 Nm |
| Nitrogen oxide (NOx) sensor | 50±10 Nm |
| Oil filter | 18±2 Nm |
| Chassis tightening torques | |
| Front hub | — |
| Front/rear hub | |
| Front hub - wheel bearing housing bolts | 94±8 Nm |
| Rear hub | — |
| Rear hub - wheel bearing housing bolts | 94±8 Nm |
| Steering wheel | 48±6 Nm |
| Steering rack/box mounting | 110±18 Nm |
| Steering track rod end | 53±6 Nm |
| Steering track rod end | |
| Brake caliper to carrier Front | — |
| Brake caliper to carrier | |
| Brake caliper/carrier to hub Front | 101±9 Nm |
| Brake caliper to carrier Rear | 27±4 Nm |
| Brake caliper/carrier to hub Rear | 94±8 Nm |
| ABS sensor Front | 9±1 Nm |
| ABS sensor Rear | 9±1 Nm |
| Road wheels | 128±19 Nm |
Air conditioning
| No. of AC service connectors | 2 |
|---|---|
| Air conditioning restrictor type | Expansion valve |
| Compressor clutch/magnetic coupling | Yes |
| Compressor variable displacement solenoid | No |
| Air conditioning refrigerant Type | R134a/R1234yf |
| Do not mix R134a with R1234yf. | |
| Air conditioning refrigerant quantity grams | R134a=490±25 R1234yf=470±25 |
| Air conditioning oil group | PAG |
| Air conditioning oil Type | FD46XG |
| Air conditioning oil quantity cm³ | 100 |
| Air conditioning oil viscosity ISO | 46 |
Frequently asked questions
What glow plugs does the Mazda CX-5 2.2 use?
Glow plugs for the Mazda CX-5 2.2 (2021): Original equipment NGK and NGK DP87.
How much oil does the Mazda CX-5 2.2 take?
The Mazda CX-5 2.2 (2021) takes 5.1 litres of engine oil with the filter. See the reference table for the complete engine oil entries and their conditions.
What are the valve clearances for the Mazda CX-5 2.2?
Valve clearances on the Mazda CX-5 2.2 (2021) are hydraulic — they self-adjust, so no manual clearance figure applies.
What is the minimum brake disc thickness for the Mazda CX-5 2.2?
Brake discs on the Mazda CX-5 2.2 (2021) are replaced at a minimum thickness of 26 mm (ventilated) or 26,8 mm (ventilated) front and 8 mm or 8,8 mm rear.