Toyota2022–2026Technical specifications

Aygo X 1.0 VVTi: Technical specifications

Workshop data for the 1-litre petrol (engine code 1KR-FE). Covers engine, fluids, brakes, service, torques and air conditioning: the figures to check before a job or a parts order.

Common faults & fixes

Summary

Match the engine code (1KR-FE) to the vehicle before ordering parts or applying these figures.

Vehicle specifications

Overview

Make: Toyota
Model: Aygo X
Years: 2022–2026
Fuel: Petrol
Engine code: 1KR-FE

Performance & efficiency

Power: 53 kW (72 hp)
Engine size: 998 cc
Cylinders: 3 · DOHC
Compression ratio: 11.8:1
Fuel system: Toyota

Fluids & capacities

Engine oil (with the filter): 2.8 litres

All 115 specifications below

Engine & identification

Vehicle identification

No. of cylinders Type	3/DOHC
Capacity (Fiscal) cc	998
Compression ratio :1	11,8
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 Make	Toyota
Fuel system Description	MFI-s
Air metering Type	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 Aygo X 1.0 VVTi (2022–2026) is 1-2-3.

Firing order	1-2-3

Valve clearances

Valve clearances for the Toyota Aygo X 1.0 VVTi (2022–2026) are 0,15-0,23 mm inlet and 0,28-0,36 mm exhaust, measured cold.

Valve clearance - INLET mm	0,15-0,23 cold
Valve clearance - EXHAUST mm	0,28-0,36 cold

Engine oil & fluids

Engine oil

The Toyota Aygo X 1.0 VVTi (2022–2026) takes 2.8 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 1.7 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	SN
Ambient temperature range	All temperatures
Engine oil grade SAE	5W-30
Engine oil classification ILSAC	GF-6A
Engine oil classification API/ACEA	SM
Engine with filter(s) litres	2.8
Other lubricants and capacities
Manual transmission oil grade SAE	75W
Manual transmission oil classification	GL-4
Manual transmission litres	1.7
Automatic transmission fluid Type	Toyota CVT FE
Automatic transmission (drain & refill) litres	2.6
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	4,1 CVT=4,6
Brake fluid Type	DOT 4
Clutch fluid Type	DOT 4

Brakes & wear limits

Brake disc thickness

Brake discs on the Toyota Aygo X 1.0 VVTi (2022–2026) are replaced at a minimum thickness of 19 mm (ventilated) front; the rear brake drums are replaced at a maximum diameter of 204 mm.

Minimum disc thickness for replacement - ventilated Front	19 mm
Maximum drum diameter for replacement Rear	204 mm

Brake disc and drum dimensions

Disc runout Front	0,05 mm
Minimum pad thickness Front	1,5 mm
Minimum shoe thickness Rear	1 mm
Parking brake travel No. of notches	5-8

Service & electrical

Battery

The Toyota Aygo X 1.0 VVTi (2022–2026) uses a 12 V, 60 Ah battery.

Battery V/RC(Ah)	12 (60)

Spark plugs

The Toyota Aygo X 1.0 VVTi (2022–2026) uses Champion REA10WYPB spark plugs with a 0,7 mm electrode gap.

Spark plugs Original equipment	Denso
Spark plug Type	FC16HR-Q8
Electrode gap mm	0,7-0,8
Spark plugs Make	Champion
Spark plug Type	REA10WYPB
Electrode gap mm	0,7
Spark plugs Make	NGK
Spark plug Type	DILKAR6T8
Electrode gap mm	0,8

Tuning and emissions

Ignition timing - basic BTDC °Engine/rpm	10±2/780 Not adjustable
Ignition timing - alternative °Engine/rpm	AT=10±2/700 Not adjustable
Ignition advance checks °Engine/rpm	ECM Controlled
Idle speed rpm	780 Not adjustable
Idle speed - alternative rpm	AT=700 Not adjustable

Service checks and adjustments

Oil pressure
Compression pressure bar	11,6-15,5
Oil pressure bar/rpm	—
Radiator cap bar	0,79-1,23
Thermostat opens °C	78-82

Fuel system

System pressure bar	3,0-3,4
Engine coolant temperature (ECT) sensor Ohm/°C	310-326/80
Injector Ohm	11,6-12,4
Lambda sensor (Oxygen) heater Ohm	2,7-3,3
Throttle motor Ohm	0,3-100

Tightening torques

Cylinder head bolt torque

The cylinder head bolts on the Toyota Aygo X 1.0 VVTi (2022–2026) are tightened in 3 stages: 32 Nm, then 90°, then a final 90°.

Cylinder head
Tighten	32 Nm
Tighten	90°
Tighten	90°

Other engine tightening torques
Cylinder head instructions	—
View more information	—
Main bearings Stage 1	59 Nm
View more information	—
Main bearings
Big end bearings Stage 1	15 Nm
View more information	—
Big end bearings
Big end bearings Stage 2	90°
Sump bolts	—
View more information	—
Sump bolts
Sump drain bolt	30 Nm
Flywheel/driveplate	78 Nm
Flywheel/driveplate
Clutch pressure plate	19 Nm
Crankshaft pulley/damper centre bolt	170 Nm
Camshaft sprocket/gear	54 Nm
View more information	—
Hold camshafts with spanner on hexagons.
Camshaft carrier/cap	15 Nm
View more information	—
Camshaft carrier/cap
Camshaft/rocker cover	8 Nm
View more information	—
Assemble components within 3 minutes and tighten bolts within 10 minutes.
Inlet manifold to cylinder head	24 Nm
Exhaust manifold to cylinder head	25 Nm
Exhaust downpipe to manifold	43 Nm
Water pump	28 Nm
Spark plugs	20 Nm
Fuel rail	27 Nm
Crankshaft position (CKP) sensor/engine speed (RPM) sensor	8 Nm
Camshaft position (CMP) sensor	8 Nm
Engine coolant temperature (ECT) sensor	20 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	10 Nm
Chassis tightening torques
Front hub	216 Nm
Front hub - wheel bearing housing bolts	130 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 disc to hub Front	5 Nm
Brake caliper to carrier Front	28 Nm
Brake caliper/carrier to hub Front	107 Nm
ABS sensor Front	9 Nm
Road wheels	140 Nm

Air conditioning

R1234yf
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	R1234yf
Air conditioning refrigerant quantity grams	—
Air conditioning oil group	PAG
Air conditioning oil Type	VC200YF
Air conditioning oil quantity cm³	10
Air conditioning oil viscosity ISO	100

Frequently asked questions

What is the firing order of the Toyota Aygo X 1.0 VVTi?

The firing order for the Toyota Aygo X 1.0 VVTi (2022–2026) is 1-2-3.

What spark plugs does the Toyota Aygo X 1.0 VVTi use?

The Toyota Aygo X 1.0 VVTi (2022–2026) uses Champion REA10WYPB spark plugs with a 0,7 mm electrode gap.

How much oil does the Toyota Aygo X 1.0 VVTi take?

The Toyota Aygo X 1.0 VVTi (2022–2026) takes 2.8 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 Aygo X 1.0 VVTi?

Valve clearances for the Toyota Aygo X 1.0 VVTi (2022–2026) are 0,15-0,23 mm inlet and 0,28-0,36 mm exhaust, measured cold.

What is the cylinder head torque for the Toyota Aygo X 1.0 VVTi?

The cylinder head bolts on the Toyota Aygo X 1.0 VVTi (2022–2026) are tightened in 3 stages: 32 Nm, then 90°, then a final 90°.

What is the minimum brake disc thickness for the Toyota Aygo X 1.0 VVTi?

Brake discs on the Toyota Aygo X 1.0 VVTi (2022–2026) are replaced at a minimum thickness of 19 mm (ventilated) front; the rear brake drums are replaced at a maximum diameter of 204 mm.