Alfa Romeo2008–2010Technical specifications

MiTo 1.4 T-Jet: Technical specifications

Workshop data for the 1.4-litre petrol (engine code 198A4.000). 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 (198A4.000) to the vehicle before ordering parts or applying these figures.

Vehicle specifications

Overview

Make: Alfa Romeo
Model: MiTo
Years: 2008–2010
Fuel: Petrol
Engine code: 198A4.000

Performance & efficiency

Power: 88 kW (120 hp)
Engine size: 1,368 cc
Cylinders: 4 · DOHC
Compression ratio: 10.8:1
Fuel system: Bosch

Fluids & capacities

Engine oil (with the filter): 3.3 litres

All 119 specifications below

Engine & identification

Vehicle identification

No. of cylinders Type	4/DOHC
Capacity (Fiscal) cc	1368
Compression ratio :1	10,8
Suitable for unleaded petrol	Yes
Minimum octane rating RON	95
Ignition system Make	Bosch
Ignition system Type	Motronic ME7.9.10
Ignition system Description	Map-DI
Trigger location	Cam/Crankshaft
Fuel system Make	Bosch
Fuel system Type	Motronic ME7.9.10
Fuel system Description	MFI-s
Air metering Type	MAP
Combined ignition and fuel ECM	Yes
Diagnostic socket	Yes

Ignition system

Ignition coil Make	Bosch
Ignition coil Type	0.221.504.024
Ignition coil supply voltage + with ballast V	12,0
Primary resistance Ohm	0,45-0,55
Secondary resistance Ohm	7695-8505

Firing order

The firing order for the Alfa Romeo MiTo 1.4 T-Jet (2008–2010) is 1-3-4-2.

Firing order	1-3-4-2

Valve clearances

Valve clearances on the Alfa Romeo MiTo 1.4 T-Jet (2008–2010) 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 Alfa Romeo MiTo 1.4 T-Jet (2008–2010) takes 3.3 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.

See the reference table for the complete manual gearbox entries and their conditions.

Coolant

The listed total cooling-system capacity is 6.0 litres.

See the reference table for the complete coolant entries and their conditions.

Grades, filling conditions and capacities

Lubricants and capacities — complete reference
Engine oil options
Ambient temperature range	All temperatures
Engine oil grade SAE	5W-40 Synthetic
Engine oil classification OEM	Fiat 9.55535-S2
Engine oil classification API/ACEA	SM/C3
Engine with filter(s) litres	3.3
Other lubricants and capacities
Manual transmission oil grade SAE	75W-85 Synthetic
Manual transmission oil classification	GL-4+
Manual transmission litres	2.0
Coolant Type	ParaFlu up
Coolant Colour	Red
Cooling system - total capacity litres	6.0
Brake fluid Type	DOT 4
Brake fluid litres	0.5
Clutch fluid Type	DOT 4

Brakes & wear limits

Brake disc thickness

Brake discs on the Alfa Romeo MiTo 1.4 T-Jet (2008–2010) are replaced at a minimum thickness of 24,2 mm (ventilated) or 24,6 mm (ventilated) front and 9 mm or 9,4 mm rear.

Minimum disc thickness for replacement - ventilated Front	24,2 mm
Minimum disc thickness after refacing - ventilated Front	24,6 mm
Minimum disc thickness for replacement Rear	9 mm
Minimum disc thickness after refacing Rear	9,4 mm

Service & electrical

Ignition timing

The ignition timing on the Alfa Romeo MiTo 1.4 T-Jet (2008–2010) is not adjustable.

Ignition timing - basic BTDC °Engine/rpm	Not adjustable

Tuning and emissions

Ignition advance checks °Engine/rpm	ECM Controlled
Idle speed rpm	750±50 Not adjustable
Oil temperature °C	85
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. %	0,2
Lambda at increased idle λ	0,97-1,03

Starting and charging

Battery V/RC(Ah)	12 (50 AC=60)

Service checks and adjustments

Oil pressure bar/rpm	4,0/4000
Radiator cap bar	0,98
Thermostat opens °C	78-82

Fuel system

System pressure bar	3,5
Engine coolant temperature (ECT) sensor Ohm/°C	309/80
Crankshaft position (CKP) sensor/engine speed (RPM) sensor Ohm	1134-1386
Injector Ohm	13,8-15,2
Lambda sensor (Oxygen) heater Ohm	9,0

Spark plugs

Spark plugs Original equipment	NGK
Spark plug Type	IKR9F8
Spark plugs Make	NGK
Spark plug Type	IKR9F8

Tightening torques

Cylinder head bolt torque

The cylinder head bolts on the Alfa Romeo MiTo 1.4 T-Jet (2008–2010) are tightened in 4 stages: 15 Nm, then 30 Nm, then 90°, then a final 90°.

Cylinder head
Renew bolts	No
Tighten	15 Nm
Tighten	30 Nm
Tighten	90°
Tighten	90°

Other engine tightening torques
Cylinder head instructions	—
Main bearings Renew bolts/nuts	No
Main bearings Stage 1	—
Main bearings
Big end bearings Renew bolts/nuts	No
Big end bearings Stage 1	20 Nm
Big end bearings Stage 2	40°
Oil pump to cylinder block	10±1 Nm
Sump bolts	9±1 Nm
Sump drain bolt	20±2 Nm
Flywheel/driveplate	20±1 Nm+50°
Clutch pressure plate	14±1 Nm
Crankshaft pulley/damper centre bolt	20±1 Nm+110°±3°
Crankshaft pulley/damper bolts	26±2 Nm
Camshaft sprocket/gear	120±12 Nm
Camshaft carrier/cap	10±1 Nm
Camshaft/rocker cover	15±1 Nm
Inlet manifold to cylinder head	15±1 Nm
Exhaust manifold to cylinder head	15 Nm+30°
Exhaust downpipe to manifold	25±2 Nm
Water pump	10±1 Nm
Spark plugs	18±2 Nm
Crankshaft position (CKP) sensor/engine speed (RPM) sensor	9 Nm
Camshaft position (CMP) sensor	9 Nm
Engine coolant temperature (ECT) sensor	20±2 Nm
Lambda sensor (Oxygen)	45 Nm
Knock sensor (KS)	25±2 Nm
Engine oil pressure switch	32 Nm
Oil filter	25 Nm
Chassis tightening torques
Front hub	70±3 Nm+62°±2°
Rear hub	280±14 Nm
Steering wheel	40±5 Nm
Steering rack/box mounting	100±10 Nm
Steering track rod end	40±4 Nm
Brake disc to hub Front	13±2 Nm
Brake caliper to carrier Front	29±1 Nm
Brake caliper/carrier to hub Front	105±5 Nm
Brake disc to hub Rear	13±2 Nm
Brake caliper to carrier Rear	29±1 Nm
Brake caliper/carrier to hub Rear	56±1 Nm
ABS sensor Front	7±1 Nm
ABS sensor Rear	7±1 Nm
Road wheels	121±11 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
Air conditioning refrigerant quantity grams	500±40
Air conditioning oil group	PAG
Air conditioning oil Type	Dens Oil 8
Air conditioning oil quantity cm³	130
Air conditioning oil viscosity ISO	46

Frequently asked questions

What is the firing order of the Alfa Romeo MiTo 1.4 T-Jet?

The firing order for the Alfa Romeo MiTo 1.4 T-Jet (2008–2010) is 1-3-4-2.

How much oil does the Alfa Romeo MiTo 1.4 T-Jet take?

The Alfa Romeo MiTo 1.4 T-Jet (2008–2010) takes 3.3 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 Alfa Romeo MiTo 1.4 T-Jet?

Valve clearances on the Alfa Romeo MiTo 1.4 T-Jet (2008–2010) are hydraulic — they self-adjust, so no manual clearance figure applies.

What is the cylinder head torque for the Alfa Romeo MiTo 1.4 T-Jet?

The cylinder head bolts on the Alfa Romeo MiTo 1.4 T-Jet (2008–2010) are tightened in 4 stages: 15 Nm, then 30 Nm, then 90°, then a final 90°.

What is the ignition timing for the Alfa Romeo MiTo 1.4 T-Jet?

The ignition timing on the Alfa Romeo MiTo 1.4 T-Jet (2008–2010) is not adjustable.

What is the minimum brake disc thickness for the Alfa Romeo MiTo 1.4 T-Jet?

Brake discs on the Alfa Romeo MiTo 1.4 T-Jet (2008–2010) are replaced at a minimum thickness of 24,2 mm (ventilated) or 24,6 mm (ventilated) front and 9 mm or 9,4 mm rear.