Toyota2003–2009Technical specifications

Avensis 2.0: Technical specifications

Workshop data for the 2-litre petrol (engine code 1AZ-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 (1AZ-FE) to the vehicle before ordering parts or applying these figures.

Vehicle specifications

Overview

Make: Toyota
Model: Avensis
Years: 2003–2009
Fuel: Petrol
Engine code: 1AZ-FE

Performance & efficiency

Power: 108 kW (147 hp)
Engine size: 1,998 cc
Cylinders: 4 · DOHC
Compression ratio: 9.8:1
Fuel system: Toyota

Fluids & capacities

Engine oil (with the filter): 4.2 litres

All 121 specifications below

Engine & identification

Vehicle identification

No. of cylinders Type	4/DOHC
Capacity (Fiscal) cc	1998
Compression ratio :1	9,8
Suitable for unleaded petrol	Yes
Minimum octane rating RON	95
Ignition system Make	Toyota
Ignition system Type	EFI
Ignition system Description	Map-DI
Trigger location	Cam/Crankshaft
Fuel system Make	Toyota
Fuel system Type	EFI
Fuel system Description	MFI-s(d)
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 Avensis 2.0 (2003–2009) is 1-3-4-2.

Firing order	1-3-4-2

Valve clearances

Valve clearances for the Toyota Avensis 2.0 (2003–2009) are 0,19-0,29 mm inlet and 0,30-0,40 mm exhaust, measured cold.

Valve clearance - INLET mm	0,19-0,29 cold
Valve clearance - EXHAUST mm	0,30-0,40 cold

Engine oil & fluids

Engine oil

The Toyota Avensis 2.0 (2003–2009) takes 4.2 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 2.5 litres. The specified oil is SAE 75W-90, with classification GL-4/5.

Coolant

The total cooling-system capacity entries are 6.0 litres without a stated condition; 6.3 litres for AT.

Grades, filling conditions and capacities

Lubricants and capacities — complete reference
Preferred engine oil
Ambient temperature range	All temperatures
Engine oil grade SAE	5W-30
Engine oil classification API/ACEA	SL/A1, A3
Engine oil options
Ambient temperature range	-18°C➞38°C
Engine oil grade SAE	10W-30
Engine oil classification API/ACEA	SL/A1, A3
Ambient temperature range	-12°C➞38°C
Engine oil grade SAE	15W-40
Engine oil classification API/ACEA	SL/A2
Ambient temperature range	-7°C➞38°C
Engine oil grade SAE	20W-50
Engine oil classification API/ACEA	SL/A2
Engine with filter(s) litres	4.2
Other lubricants and capacities
Manual transmission oil grade SAE	75W-90
Manual transmission oil classification	GL-4/5
Manual transmission litres	2.5
Automatic transmission fluid Type	ATF T-IV
Automatic transmission (drain & refill) litres	3.3
Automatic transmission (dry fill) litres	8.6
Cooling system - total capacity litres	6,0 AT=6,3
Brake fluid Type	DOT 4
Power steering fluid Type	Dexron III

Brakes & wear limits

Brake disc thickness

Brake discs on the Toyota Avensis 2.0 (2003–2009) are replaced at a minimum thickness of 24 mm (ventilated) front and 9 mm rear.

Minimum disc thickness for replacement - ventilated Front	24 mm
Minimum disc thickness for replacement Rear	9 mm

Brake disc and drum dimensions

Disc runout Front	0,05 mm
Disc runout Rear	0,15 mm
Minimum pad thickness Front	2 mm
Minimum pad thickness Rear	2 mm
Parking brake travel No. of notches	6-9

Service & electrical

Spark plugs

The Toyota Avensis 2.0 (2003–2009) uses Denso SK20R11 spark plugs with a 1,1 mm electrode gap.

Spark plugs Original equipment	Denso
Spark plug Type	SK20R11
Electrode gap mm	1,1
Spark plugs Make	NGK
Spark plug Type	IFR6A11
Electrode gap mm	1,1

Tuning and emissions

Ignition timing, idle speed
Tuning conditions	—
View more information	—
Ignition timing - basic BTDC °Engine/rpm	10±2/700 Not adjustable
Ignition advance checks °Engine/rpm	ECM Controlled
Idle speed rpm	700±50 Not adjustable
Oil temperature °C	80
CO level at idle speed - tailpipe Vol. % CO	0,5 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
Increased idle speed for CO test rpm	2400-2600
CO content at increased idle speed Vol. %	0,3
Lambda at increased idle λ	0,98-1,02

Starting and charging

Battery V/RC(Ah)	12

Service checks and adjustments

Compression pressure bar	10,0-12,7
Oil pressure bar/rpm	2,45-5,39/3000
Radiator cap bar	0,74-1,03
Thermostat opens °C	80-84

Fuel system

Regulated pressure with vacuum bar	3,0-3,4
Engine coolant temperature (ECT) sensor Ohm/°C	310-326/80
Crankshaft position (CKP) sensor/engine speed (RPM) sensor Ohm	985-1600
Injector Ohm	13,4-14,2
Injector opening duration (hot) ms/rpm	1,92-3,37
Lambda sensor (Oxygen) heater Ohm	11,0-16,0

Tightening torques

Cylinder head bolt torque

The cylinder head bolts on the Toyota Avensis 2.0 (2003–2009) are tightened in 3 stages: 40 Nm, then 79 Nm, then a final 90°.

Cylinder head
Maximum bolt length	164,2 mm
Tighten	40 Nm
Tighten	79 Nm
Tighten	90°

Other engine tightening torques
Cylinder head instructions	—
Main bearings Renew bolts/nuts	—
Main bearings
Big end bearings Renew bolts/nuts	—
View more information	—
Big end bearings Stage 1	25 Nm
Big end bearings Stage 2	90°
Sump bolts	9 Nm
Sump drain bolt	37 Nm
Flywheel/driveplate	130 Nm/98 Nm
Clutch pressure plate	19 Nm
Crankshaft pulley/damper centre bolt	170 Nm
Camshaft sprocket/gear	54 Nm
Camshaft carrier/cap	—
Camshaft carrier/cap
Camshaft/rocker cover	7 Nm
Inlet manifold to cylinder head	30 Nm
Exhaust manifold to cylinder head	37 Nm
Exhaust downpipe to manifold	43 Nm
Water pump	9 Nm
Spark plugs	19 Nm
Fuel rail	20 Nm
Crankshaft position (CKP) sensor/engine speed (RPM) sensor	9 Nm
Camshaft position (CMP) sensor	9 Nm
Engine coolant temperature (ECT) sensor	20 Nm
Knock sensor (KS)	20 Nm
Engine oil pressure switch	15 Nm
Engine upper cover	7 Nm
Chassis tightening torques
Front hub	216 Nm
Steering wheel	50 Nm
Steering rack/box mounting	49 Nm
Steering track rod end	49 Nm
Brake caliper to carrier Front	30 Nm
Brake caliper/carrier to hub Front	102 Nm
Brake caliper to carrier Rear	30 Nm
Brake caliper/carrier to hub Rear	47 Nm
ABS sensor Front	8 Nm
ABS sensor Rear	8 Nm
Road wheels	103 Nm

Air conditioning

Oil quantity
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
Air conditioning refrigerant quantity grams	440±30
Air conditioning oil group	PAG
Air conditioning oil Type	Dens Oil 8
Air conditioning oil quantity cm³	—
Air conditioning oil viscosity ISO	46

Frequently asked questions

What is the firing order of the Toyota Avensis 2.0?

The firing order for the Toyota Avensis 2.0 (2003–2009) is 1-3-4-2.

What spark plugs does the Toyota Avensis 2.0 use?

The Toyota Avensis 2.0 (2003–2009) uses Denso SK20R11 spark plugs with a 1,1 mm electrode gap.

How much oil does the Toyota Avensis 2.0 take?

The Toyota Avensis 2.0 (2003–2009) takes 4.2 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 Avensis 2.0?

Valve clearances for the Toyota Avensis 2.0 (2003–2009) are 0,19-0,29 mm inlet and 0,30-0,40 mm exhaust, measured cold.

What is the cylinder head torque for the Toyota Avensis 2.0?

The cylinder head bolts on the Toyota Avensis 2.0 (2003–2009) are tightened in 3 stages: 40 Nm, then 79 Nm, then a final 90°.

What is the minimum brake disc thickness for the Toyota Avensis 2.0?

Brake discs on the Toyota Avensis 2.0 (2003–2009) are replaced at a minimum thickness of 24 mm (ventilated) front and 9 mm rear.