Engine & identification
Vehicle identification
| No. of cylinders Type | 4/DOHC |
|---|---|
| Capacity (Fiscal) cc | 1496 |
| Compression ratio :1 | 13,5 |
| Suitable for unleaded petrol | Yes |
| Minimum octane rating RON | 95 |
| Ignition system Make | Denso |
| Ignition system Description | Map-DI |
| Trigger location | Cam/Crankshaft |
| Fuel system Make | Denso |
| Fuel system Description | MFI-s |
| Air metering Type | Mass |
| Combined ignition and fuel ECM | Yes |
| Diagnostic socket | Yes |
Ignition system
| Ignition coil supply voltage + with ballast V | 12,0 |
|---|
Firing order
The firing order for the Toyota Yaris 1.5 VVT-i (2017–2020) is 1-3-4-2.
| Firing order | 1-3-4-2 |
|---|
Valve clearances
Valve clearances on the Toyota Yaris 1.5 VVT-i (2017–2020) 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 Toyota Yaris 1.5 VVT-i (2017–2020) takes 3.6 litres of engine oil with the filter.
See the reference table for the complete engine oil entries and their conditions.
Manual gearbox
The manual gearbox has a listed capacity of 2.4 litres. The specified oil is SAE 75W, with classification GL-4.
Coolant
See the reference table for the complete coolant entries and their conditions.
Grades, filling conditions and capacities
| Preferred engine oil | |
|---|---|
| Ambient temperature range | All temperatures |
| Engine oil grade SAE | 0W-20 |
| Engine oil classification ILSAC | GF-4 |
| Engine oil classification API/ACEA | SL/A1, A3 |
| Engine oil options | |
| Ambient temperature range | -25°C➞ |
| Engine oil grade SAE | 5W-30 |
| Engine oil classification ILSAC | GF-4 |
| Engine oil classification API/ACEA | SL/A1, A3 |
| Ambient temperature range | -18°C➞ |
| Engine oil grade SAE | 10W-30 |
| Engine oil classification ILSAC | GF-4 |
| Engine oil classification API/ACEA | SL/A1, A3 |
| Ambient temperature range | -12°C➞ |
| Engine oil grade SAE | 15W-40 |
| Engine oil classification API/ACEA | SL/A1, A3 |
| Engine with filter(s) litres | 3.6 |
| Other lubricants and capacities | |
| Manual transmission oil grade SAE | 75W |
| Manual transmission oil classification | GL-4 |
| Manual transmission litres | 2.4 |
| Automatic transmission fluid Type | Toyota CVT Fluid FE |
| Automatic transmission (drain & refill) litres | — |
| View more information | — |
| Ensure quantity of transmission fluid exceeds that held within the level tube. | |
| Automatic transmission (dry fill) litres | — |
| View more information | — |
| Coolant Type | Toyota SLLC |
| Coolant Colour | Pink |
| Cooling system - total capacity litres | 5,5 CVT=5,7 |
| Brake fluid Type | DOT 4 |
| Clutch fluid Type | DOT 4 |
Brakes & wear limits
Brake disc thickness
Brake discs on the Toyota Yaris 1.5 VVT-i (2017–2020) are replaced at a minimum thickness of 19 mm (ventilated) front and 7 mm rear.
| Minimum disc thickness for replacement - ventilated Front | 19 mm |
|---|---|
| Minimum disc thickness - ventilated disc | |
| Minimum disc thickness for replacement Rear | 7 mm |
| Maximum drum diameter for replacement Rear | 201 mm |
Brake disc and drum dimensions
| Minimum disc thickness - ventilated disc | |
|---|---|
| Disc runout Front | 0,05 mm |
| Disc runout Rear | 0,15 mm |
| Maximum drum diameter | |
| Minimum pad thickness Front | 1 mm |
| Minimum pad thickness Rear | 2 mm |
| Minimum shoe thickness Rear | 1 mm |
Service & electrical
Battery
The Toyota Yaris 1.5 VVT-i (2017–2020) uses a 12 V, 25 Ah battery.
| Battery V/RC(Ah) | 12 (25) |
|---|
Tuning and emissions
| Ignition timing - basic BTDC °Engine/rpm | 10±2/600 Not adjustable |
|---|---|
| Ignition timing - alternative °Engine/rpm | CVT=10±2/730 Not adjustable |
| Ignition advance checks °Engine/rpm | ECM Controlled |
| Idle speed rpm | 600±50 Not adjustable |
| Idle speed - alternative rpm | CVT=730±50 Not adjustable |
| Oil temperature °C | 80 |
Service checks and adjustments
| Oil pressure bar/rpm | — |
|---|---|
| Oil pressure | |
| Radiator cap bar | 0,78-1,23 |
| Thermostat opens °C | 80-84 |
Spark plugs
| Spark plugs Original equipment | Denso |
|---|---|
| Spark plug Type | FC16HR-Q8 |
| Electrode gap mm | 0,7-0,8 |
Tightening torques
Cylinder head bolt torque
The cylinder head bolts on the Toyota Yaris 1.5 VVT-i (2017–2020) are tightened in 4 stages: 16 Nm, then 32 Nm, then 90°, then a final 90°.
| Cylinder head | |
|---|---|
| Maximum bolt length | 128,2 mm |
| Tighten | 16 Nm |
| Tighten | 32 Nm |
| Tighten | 90° |
| Tighten | 90° |
| Cylinder head instructions | — |
|---|---|
| View more information | — |
| Other engine tightening torques | |
| Sump drain bolt | 30 Nm |
| Flywheel/driveplate | 78 Nm/88 Nm |
| Flywheel/driveplate | |
| Clutch pressure plate | 19 Nm |
| Crankshaft pulley/damper centre bolt | 164 Nm |
| Camshaft sprocket/gear | — |
| Camshaft sprocket/gear | |
| Camshaft carrier/cap | — |
| View more information | — |
| Various bolt types are used. Do not mix bolt types. Assemble components within 3 minutes and tighten bolts within 15 minutes. Do NOT start engine for 2 hours. | |
| Camshaft/rocker cover | 10 Nm |
| Inlet manifold to cylinder head | 24 Nm |
| Exhaust manifold to cylinder head | 32 Nm |
| Exhaust downpipe to manifold | 43 Nm |
| Spark plugs | 20 Nm |
| Fuel rail | 28 Nm |
| Crankshaft position (CKP) sensor/engine speed (RPM) sensor | 10 Nm |
| Camshaft position (CMP) sensor | 10 Nm |
| Engine coolant temperature (ECT) sensor | 20 Nm |
| Lambda sensor (Oxygen) | 44 Nm |
| Knock sensor (KS) | 21 Nm |
| Engine oil pressure switch | 15 Nm |
| Oil filter | 25 Nm |
| Chassis tightening torques | |
| Front hub | 216 Nm |
| Rear hub - wheel bearing housing bolts | 90 Nm |
| Steering rack/box mounting | 79 Nm |
| Steering track rod end | 49 Nm |
| Steering track rod end | |
| Brake caliper to carrier Front | 34 Nm |
| Brake caliper to carrier | |
| Brake caliper/carrier to hub Front | 107 Nm |
| Brake caliper to carrier Rear | 28 Nm |
| Brake caliper/carrier to hub Rear | 57 Nm |
| Road wheels | 103 Nm |
Air conditioning
| No. of AC service connectors | 2 |
|---|---|
| Air conditioning restrictor type | Expansion valve |
| Compressor clutch/magnetic coupling | Yes |
| Compressor variable displacement solenoid | Yes |
| Air conditioning refrigerant Type | — |
| Do not mix R134a with R1234yf. | |
| Air conditioning refrigerant quantity grams | — |
| Air conditioning refrigerant quantity | |
| Air conditioning oil group | PAG |
| Air conditioning oil Type | — |
| Oil type | |
| Air conditioning oil quantity cm³ | 60 |
| Air conditioning oil viscosity ISO | 46 |
Frequently asked questions
What is the firing order of the Toyota Yaris 1.5 VVT-i?
The firing order for the Toyota Yaris 1.5 VVT-i (2017–2020) is 1-3-4-2.
How much oil does the Toyota Yaris 1.5 VVT-i take?
The Toyota Yaris 1.5 VVT-i (2017–2020) takes 3.6 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 Toyota Yaris 1.5 VVT-i?
Valve clearances on the Toyota Yaris 1.5 VVT-i (2017–2020) are hydraulic — they self-adjust, so no manual clearance figure applies.
What is the cylinder head torque for the Toyota Yaris 1.5 VVT-i?
The cylinder head bolts on the Toyota Yaris 1.5 VVT-i (2017–2020) are tightened in 4 stages: 16 Nm, then 32 Nm, then 90°, then a final 90°.
What is the minimum brake disc thickness for the Toyota Yaris 1.5 VVT-i?
Brake discs on the Toyota Yaris 1.5 VVT-i (2017–2020) are replaced at a minimum thickness of 19 mm (ventilated) front and 7 mm rear.
What battery does the Toyota Yaris 1.5 VVT-i use?
The Toyota Yaris 1.5 VVT-i (2017–2020) uses a 12 V, 25 Ah battery.