Engine & identification
Vehicle identification
| No. of cylinders Type | 3/DOHC |
|---|---|
| Capacity (Fiscal) cc | 1618 |
| Compression ratio :1 | 10,5 |
| Suitable for unleaded petrol | Yes |
| Minimum octane rating RON | 98 |
| Ignition system Make | Toyota |
| Ignition system Description | Map-DI |
| Trigger location | Cam/Crankshaft |
| Fuel system Make | Toyota |
| Fuel system Description | MFI-s(i+d) |
| Air metering Type | Mass/MAP |
| 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 1.6 GR (2020–2026) is 1-2-3.
| Firing order | 1-2-3 |
|---|
Valve clearances
Valve clearances on the Toyota Yaris 1.6 GR (2020–2026) 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 1.6 GR (2020–2026) takes 4.3 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 2.0 litres. The specified oil is SAE 75W, with classification GL-4.
Transfer box
See the reference table for the complete transfer box entries and their conditions.
Coolant
The listed total cooling-system capacity is 5.2 litres.
See the reference table for the complete coolant entries and their conditions.
Grades, filling conditions and capacities
| Engine oil options | |
|---|---|
| Ambient temperature range | All temperatures |
| Engine oil grade SAE | 0W-20 |
| Engine oil classification ILSAC | GF-6A |
| Engine oil classification API/ACEA | SN |
| Engine with filter(s) litres | 4.3 |
| Other lubricants and capacities | |
| Manual transmission oil grade SAE | 75W |
| Manual transmission oil classification | GL-4 |
| Manual transmission litres | 2.0 |
| Manual transmission oil | |
| Differential oil grade - rear SAE | 75W-85 LX |
| Differential oil classification - rear | GL-5 |
| Differential rear litres | 0.5 |
| Transfer box oil grade SAE | 75W-85 LT |
| Transfer box oil classification | GL-5 |
| Transfer box litres | 0.4-0.5 |
| Coolant Type | Toyota SLLC |
| Coolant Colour | Pink |
| Cooling system - total capacity litres | 5.2 |
| Brake fluid Type | DOT 3/4 |
| Clutch fluid Type | DOT 3/4 |
Brakes & wear limits
Brake disc thickness
Brake discs on the Toyota Yaris 1.6 GR (2020–2026) are replaced at a minimum thickness of 25 mm (ventilated) front and 16,5 mm rear.
| Minimum disc thickness for replacement - ventilated Front | 25 mm |
|---|---|
| Minimum disc thickness for replacement Rear | 16,5 mm |
Brake disc and drum dimensions
| Disc runout Front | 0,05 mm |
|---|---|
| Disc runout Rear | 0,15 mm |
| Minimum pad thickness Front | 1 mm |
| Minimum pad thickness Rear | 1 mm |
| Parking brake travel No. of notches | 5-8 |
Service & electrical
Battery
The Toyota Yaris 1.6 GR (2020–2026) uses a 12 V, 65 Ah battery.
| Battery V/RC(Ah) | 12 (65) |
|---|
Tuning and emissions
| Tuning conditions | — |
|---|---|
| View more information | — |
| Ignition timing | |
| Ignition timing - basic BTDC °Engine/rpm | 10±2/1000 Not adjustable |
| Ignition advance checks °Engine/rpm | ECM Controlled |
| Idle speed rpm | 1000±50 Not adjustable |
| Oil temperature °C | 80 |
| CO level at idle speed - tailpipe Vol. % CO | 0,2 Max Not adjustable |
Starting and charging
| Alternator output A/V/rpm | 130/-/- |
|---|
Service checks and adjustments
| Compression pressure bar | 9,8-13,0 |
|---|---|
| Oil pressure bar/rpm | — |
| Oil pressure | |
| Radiator cap bar | 0,79-1,23 |
| Thermostat opens °C | 80-84 |
Fuel system
| System pressure bar | 2,8-6,6 |
|---|---|
| Engine coolant temperature (ECT) sensor Ohm/°C | 310-326/80 |
| Injector Ohm | 11,6-12,4 |
| Lambda sensor (Oxygen) heater Ohm | — |
| Lambda sensor heater resistance | |
| Throttle motor Ohm | 0,3-100 |
Spark plugs
| Spark plugs Original equipment | NGK |
|---|---|
| Spark plug Type | DILKAR8U7G |
| Electrode gap mm | 0,6-0,7 |
Tightening torques
| Cylinder head instructions | — |
|---|---|
| Cylinder head | |
| View more information | — |
| Other engine tightening torques | |
| Main bearings Renew bolts/nuts | — |
| View more information | — |
| Main bearings | |
| Main bearings Stage 1 | 70 Nm |
| Main bearings Stage 2 | 90° |
| Big end bearings Renew bolts/nuts | — |
| View more information | — |
| Big end bearings | |
| Big end bearings Stage 1 | 40 Nm |
| Big end bearings Stage 2 | 90° |
| Sump bolts | — |
| View more information | — |
| Wait 2 hours before filling engine with oil or starting engine to allow sealant to dry. | |
| Sump drain bolt | 40 Nm |
| Flywheel/driveplate | 115 Nm/- |
| Clutch pressure plate | 19 Nm |
| Crankshaft pulley/damper centre bolt | 260 Nm+90° |
| Camshaft sprocket/gear | 19 Nm |
| Camshaft carrier/cap | 18 Nm |
| Camshaft/rocker cover | 10 Nm |
| View more information | — |
| Wait 2 hours before starting engine to allow sealant to dry. | |
| Inlet manifold to cylinder head | 21 Nm |
| Exhaust manifold to cylinder head | 44 Nm |
| Exhaust downpipe to manifold | 43 Nm |
| Water pump | 43 Nm |
| Spark plugs | 20 Nm |
| Fuel rail | 29 Nm |
| Crankshaft position (CKP) sensor/engine speed (RPM) sensor | 10 Nm |
| Camshaft position (CMP) sensor | 10 Nm |
| Lambda sensor (Oxygen) | 44 Nm |
| Knock sensor (KS) | 21 Nm |
| Engine oil pressure switch | 15 Nm |
| Assemble components within 3 minutes. Do not start engine for 1 hour. | |
| Oil filter | 19 Nm |
| Chassis tightening torques | |
| Front hub | 294 Nm |
| Rear hub | 216 Nm |
| Steering wheel | 62 Nm |
| Steering rack/box mounting | 79 Nm |
| Steering track rod end | 49 Nm |
| Steering track rod end | |
| Brake caliper/carrier to hub Front | 107 Nm |
| Brake caliper/carrier to hub Rear | 107 Nm |
| ABS sensor Front | 9 Nm |
| ABS sensor Rear | 9 Nm |
| Road wheels | 103 Nm |
Air conditioning
| No. of AC service connectors | 2 |
|---|---|
| Air conditioning restrictor type | Expansion valve |
| Compressor clutch/magnetic coupling | No |
| Compressor variable displacement solenoid | Yes |
| Air conditioning refrigerant Type | R134a/R1234yf |
| Do not mix R134a with R1234yf. | |
| Air conditioning refrigerant quantity grams | 420±30 |
| Air conditioning oil group | PAG |
| Air conditioning oil Type | — |
| Do not mix different oil types. | |
| Air conditioning oil quantity cm³ | 30 |
| Air conditioning oil viscosity ISO | 46 |
Frequently asked questions
What is the firing order of the Toyota Yaris 1.6 GR?
The firing order for the Toyota Yaris 1.6 GR (2020–2026) is 1-2-3.
How much oil does the Toyota Yaris 1.6 GR take?
The Toyota Yaris 1.6 GR (2020–2026) takes 4.3 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 1.6 GR?
Valve clearances on the Toyota Yaris 1.6 GR (2020–2026) are hydraulic — they self-adjust, so no manual clearance figure applies.
What is the minimum brake disc thickness for the Toyota Yaris 1.6 GR?
Brake discs on the Toyota Yaris 1.6 GR (2020–2026) are replaced at a minimum thickness of 25 mm (ventilated) front and 16,5 mm rear.
What battery does the Toyota Yaris 1.6 GR use?
The Toyota Yaris 1.6 GR (2020–2026) uses a 12 V, 65 Ah battery.