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GETTING TO KNOW YOUR CAR109
1
ASR SYSTEM (AntiSlip Regulation)
This is an integral part of the VDC system. It automatically cuts in
in the event of one or both drive wheels slipping, loss of grip on
wet roads (aquaplaning) and acceleration on slippery, snowy or icy
roads etc.
According to slipping conditions, two different control systems are
activated:
❍if slipping involves both drive wheels, the ASR function inter-
venes by reducing the power transmitted by the engine;
❍if the slipping involves only one drive wheel, the ASR system
intervenes by automatically braking the wheel that is slipping.
If the spare wheel is in use the ASR system does
not work. in this case the
áwarning light will come
on in the instrument panel.
In order for the ESP and ASR systems to operate
correctly, it is essential that the tyres are of the
same brand and type on all wheels, in perfect con-
dition and, above all, of the specified type, brand and size.
If the spare wheel is used, the VDC system keeps
operating. Be aware however that the spare wheel,
being smaller than the original wheel, provides less
grip.
The performance of the VDC and ASR systems
should not encourage the driver to take unneces-
sary risks. Your driving style should always take
road conditions, visibility and traffic into account. The dri-
ver is ultimately responsible for road safety.
001-126 Alfa MiTo GB 13-11-2008 10:08 Pagina 109
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GETTING TO KNOW YOUR CAR123
1
–
NO
NO
YES
YES
YESYES
YES
YES
NO
NO
NOContact an Alfa Romeo
Authorised Service
Repair damaged
wheel
Contact an Alfa Romeo
Authorised Service
–
–
–
(*) Given as an alternative in the Owner Handbook and available in Lineaccessori Alfa Romeo.
(**) Not cross switched (tyres must stay on the same side).
In order to use the system properly, refer to the following table when you have to change wheels/tyres:
Operation Presence of sensor Indication fault Operation
Alfa Romeo Authorised
Service
–
Wheel change
with small spare wheel
Wheel change
with winter tyres
Wheel change
with winter tyres
Wheel change
with others of different size (*)
Wheel cross switching
(front/rear) (**)
001-126 Alfa MiTo GB 13-11-2008 10:08 Pagina 123
Page 230 of 250
TECHNICAL DATA229
6
WHEELS
RIMS AND TYRES
Pressed steel or alloy rims. Tubeless radial carcass tyres. All ap-
proved tyres are listed in the Log Book.
IMPORTANT In the event of discrepancies between the information
provided in this Owner’s handbook and the Log book, consider
the specifications shown in the log book only.
Respect the prescribed size to ensure safety of the car when mov-
ing. Fit tyres of the same make and type on all wheels.
IMPORTANT Do not use inner tubes with Tubeless tyres.
SMALL SPARE WHEEL
Pressed steel rim Tubeless tyre.
READING TYRE MARKINGS fig. 4
Example: 195/55 R 16 91 V
195 = Nominal width (S, distance in mm between sidewalls).
55 = Height/width ratio (H/S) in percentage.
R = Radial tyre.
16 = Rim diameter in inches (Ø).
91 = Load rating (capacity).
V = Maximum speed rating.
fig. 4A0J0139m
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Page 233 of 250

195/55 R16 87H
205/45 R17 88W XL
215/45 R17 87W
215/40 R18 89W XL
195/55 R16 87V
205/45 R17 88W XL
215/45 R17 87W
215/40 R18 89W XL
195/55 R16 87H
205/45 R17 88W XL
215/45 R17 87W
215/40 R18 89W XL
135/70 R162.3 2.3
2.3 2.3
2.3 2.3
2.3 2.3
2.5 2.3
2.8 2.5
2.6 2.3
2.7 2.4
2.5 (*)/2.6 (**) 2.3
2.8 2.5 (*)/2.3 (**)
2.6 2.3
2.7 2.3 (**)/2.4 (*)2.3 2.1
2.3 2.1
2.2 2.1
2.3 2.1
2.3 2.1
2.4 2.2
2.3 2.1
2.4 2.2
2.3 2.1
2.4 (*)/2.6 (**) 2.2
2.3 (*)/2.4 (**) 2.1 (*)/2.2 (**)
2.4 (*)/2.5 (**) 2.2
232TECHNICAL DATA
COLD TYRE INFLATION PRESSURES (bar)
(*) 1.3 JTDMversions
(**) 1.6 JTD
Mversions
Add +0.3 bar to the prescribed inflation pressure when the tyres are warm. Recheck pressure value with cold tyres.
With snow tyres, add +0.2 bar to the inflation pressure value prescribed for standard tyres.
When running at speeds of higher than 160 km/h, inflate tyres at full load inflation values.
4.2
Versions Size PROVIDED TYRES
Medium load Full load
Front Rear Front Rear
1.4 Petrol
1.4 Turbo
Petrol
1.3 JTDM1.6 JTDM
Smallspare wheel
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