Toyota2021–2026Technical specifications

Yaris Cross 1.5 VVT-i: Technical specifications

Workshop data for the 1.5-litre petrol (engine code M15A-FKS). Covers engine, fluids, brakes, service, torques and air conditioning: the figures to check before a job or a parts order.

Summary

Match the engine code (M15A-FKS) to the vehicle before ordering parts or applying these figures.

Vehicle specifications

Overview

Make: Toyota
Model: Yaris Cross
Years: 2021–2026
Fuel: Petrol
Engine code: M15A-FKS

Performance & efficiency

Power: 92 kW (125 hp)
Engine size: 1,490 cc
Cylinders: 3 · DOHC
Compression ratio: 14.0:1
Fuel system: MFI-s(d)

Fluids & capacities

Engine oil (with the filter): 3.4 litres

All 123 specifications below

Engine & identification

Vehicle identification

No. of cylinders Type	3/DOHC
Capacity (Fiscal) cc	1490
Compression ratio :1	14,0
Suitable for unleaded petrol	Yes
Minimum octane rating RON	95
Ignition system Make	Toyota
Ignition system Description	Map-DI
Trigger location	Cam/Crankshaft
Fuel system Description	MFI-s(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 Cross 1.5 VVT-i (2021–2026) is 1-2-3.

Firing order	1-2-3

Valve clearances

Valve clearances on the Toyota Yaris Cross 1.5 VVT-i (2021–2026) 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 Cross 1.5 VVT-i (2021–2026) takes 3.4 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 2.1 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

Lubricants and capacities — complete reference
Preferred engine oil
Ambient temperature range	All temperatures
Engine oil grade SAE	0W-16
Engine oil classification ILSAC	GF-6B
Engine oil classification API/ACEA	SN
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	SL
Ambient temperature range	All temperatures
Engine oil grade SAE	5W-20
Engine oil classification ILSAC	GF-6A
Engine oil classification API/ACEA	SL
Ambient temperature range	All temperatures
Engine oil grade SAE	5W-30
Engine oil classification ILSAC	GF-6A
Engine oil classification API/ACEA	SL
Ambient temperature range	All temperatures
Engine oil grade SAE	10W-30
Engine oil classification ILSAC	GF-6A
Engine oil classification API/ACEA	SL
Engine with filter(s) litres	3.4
Other lubricants and capacities
Manual transmission oil grade SAE	75W
Manual transmission oil classification	GL-4
Manual transmission litres	2.1
Automatic transmission fluid Type	Toyota CVT FE
Automatic transmission (drain & refill) litres	—
View more information	—
Ensure quantity of transmission fluid exceeds that held within the level tube.
Coolant Type	Toyota SLLC
Coolant Colour	Pink
Cooling system - total capacity litres	4.7
Brake fluid Type	DOT 4
Clutch fluid Type	DOT 4

Brakes & wear limits

Brake disc thickness

Brake discs on the Toyota Yaris Cross 1.5 VVT-i (2021–2026) are replaced at a minimum thickness of 22 mm (ventilated) front and 8,5 mm rear.

Minimum disc thickness for replacement - ventilated Front	22 mm
Minimum disc thickness for replacement Rear	8,5 mm

Brake disc and drum dimensions

Disc runout Front	0,05 mm
Disc runout Rear	0,15 mm
Minimum pad thickness Front	1,6 mm
Minimum pad thickness Rear	1,6 mm

Service & electrical

Tuning and emissions

Ignition timing
Tuning conditions	—
View more information	—
Ignition timing - basic BTDC °Engine/rpm	10±2/840 Not adjustable
Ignition timing - alternative °Engine/rpm	AT=10±2/880 Not adjustable
Ignition advance checks °Engine/rpm	ECM Controlled
Idle speed rpm	840±50 Not adjustable
Idle speed - alternative rpm	AT=880±50 Not adjustable
Oil temperature °C	80
CO level at idle speed - tailpipe Vol. % CO	0,2 Max Not adjustable
HC level at idle speed ppm	100
CO2 level at idle speed Vol. % CO2	14,5-16
O2 level at idle speed Vol. % O2	0,1-0,5
CO content at increased idle speed Vol. %	0,1
Lambda at increased idle λ	0,97-1,03

Starting and charging

Battery V/RC(Ah)	12

Service checks and adjustments

Oil pressure
Compression pressure bar	12,0-14,0
Oil pressure bar/rpm	—
Radiator cap bar	0,79-1,23
Thermostat opens °C	80-84

Fuel system

Lambda sensor (Oxygen) heater
Fuel feed/lift pump delivery pressure bar	2,8-6,6
Fuel main pump delivery pressure bar	40-200/2500 rpm
Engine coolant temperature (ECT) sensor Ohm/°C	310-326/80
Injector Ohm	1,34-1,64
Lambda sensor (Oxygen) heater Ohm	—
Throttle motor Ohm	0,3-100

Spark plugs

Spark plugs Original equipment	Denso
Spark plug Type	FC16HR-Q8
Electrode gap mm	0,7-0,8
Spark plugs Make	NGK
Spark plug Type	DILKAR6T8
Electrode gap mm	0,7-0,8

Tightening torques

Cylinder head
Cylinder head instructions	—
View more information	—
Cylinder head bolts
Tighten	50 Nm
Tighten	90°
Tighten	90°
Other engine tightening torques
Main bearings Renew bolts/nuts	—
View more information	—
Main bearings
Main bearings Stage 1	61 Nm
Main bearings Stage 2	90°
Big end bearings Renew bolts/nuts	—
View more information	—
Big end bearings
Big end bearings Stage 1	38 Nm
Big end bearings Stage 2	90°
Sump bolts	—
View more information	—
Wait 2 hours before starting engine or filling engine with oil to allow sealant to dry.
Sump drain bolt	40 Nm
Flywheel/driveplate	150 Nm
Crankshaft pulley/damper centre bolt	260 Nm
Camshaft sprocket/gear	—
Camshaft sprocket/gear
Camshaft carrier/cap	—
View more information	—
Wait 2 hour before starting engine or filling engine with oil to allow sealant to dry.
Camshaft/rocker cover	8 Nm
View more information	—
Wait 2 hours before starting engine or filling engine with oil to allow sealant to dry.
Inlet manifold to cylinder head	24 Nm
Exhaust manifold to cylinder head	26 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	8 Nm
Lambda sensor (Oxygen)	44 Nm
Knock sensor (KS)	20 Nm
Engine oil pressure switch	15 Nm
Assemble components within 3 minutes. Do not start engine for 1 hour.
Oil filter	18 Nm
Chassis tightening torques
Front hub	216 Nm
Rear hub - wheel bearing housing bolts	90 Nm
Steering wheel	62 Nm
Steering rack/box mounting	86 Nm
Steering track rod end	49 Nm
Steering track rod end
Brake caliper to carrier Front	30 Nm
Brake caliper/carrier to hub Front	107 Nm
Brake caliper to carrier Rear	31 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

Do not mix R134a with R1234yf.
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
Air conditioning refrigerant quantity grams	R134a=350±50 R1234yf=350±30
Air conditioning oil group	PAG
Air conditioning oil Type	—
Do not mix different oil types.
Air conditioning oil quantity cm³	60
Air conditioning oil viscosity ISO	46

Frequently asked questions

What is the firing order of the Toyota Yaris Cross 1.5 VVT-i?

The firing order for the Toyota Yaris Cross 1.5 VVT-i (2021–2026) is 1-2-3.

How much oil does the Toyota Yaris Cross 1.5 VVT-i take?

The Toyota Yaris Cross 1.5 VVT-i (2021–2026) takes 3.4 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 Cross 1.5 VVT-i?

Valve clearances on the Toyota Yaris Cross 1.5 VVT-i (2021–2026) are hydraulic — they self-adjust, so no manual clearance figure applies.

What is the minimum brake disc thickness for the Toyota Yaris Cross 1.5 VVT-i?

Brake discs on the Toyota Yaris Cross 1.5 VVT-i (2021–2026) are replaced at a minimum thickness of 22 mm (ventilated) front and 8,5 mm rear.