MINI Coupe 2012 Owner's Manual
Manufacturer: MINI, Model Year: 2012, Model line: Coupe, Model: MINI Coupe 2012Pages: 218, PDF Size: 3.84 MB
Page 151 of 218

MOBILITYWheels and tires
150
MINI John Cooper Works Convertible tire inflation pressures
Tire coding
Knowledge of the labeling on the side of the tire 
makes it easier to identify and choose the right 
tires.
Tire size
Speed letter
Q = up to 100 mph/160 km/h
T = up to 118 mph/190 km/h H = up to 131 mph/210 km/h
V = up to 150 mph/240 km/h
W = up to 167 mph/270 km/h
Y = up to 186 mph/300 km/h
Tire Identification Number
Tires with DOT codes meet the guidelines of the 
US Department of Transportation.
DOT code:
Uniform Tire Quality Grading
Quality grades can be found where applicable 
on the tire sidewall between tread shoulder and 
maximum section width. For example:
Tire size Tire pressures in bar/psi 
Speeds up to a max. of  100 mph/160 km/h Speeds including those 
exceeding
100 mph/160 km/h
All pressure specifications in the 
table are indicated in bar/psi for 
cold tires. Cold = ambient 
temperature
185/50 R 17 86 H M+S XL RSC
205/45 R 17 84 V M+S RSC
205/45 R 17 84 W RSC 2.7/39 2.7/39 2.9/42 2.9/42
205/40 R 18 82 W RSC 2.9/42 2.9/42 3.1/45 3.1/45
More details on the permissible load  and weights can be found on page203.
e.g.
Nominal width in mm
Aspect 
ratio in Ξ 
Radial belt construction
Rim diameter in inches
Load rating,
(not on ZR tires)
Speed code letter, 
(before the R on ZR tires)225/45 R 17 91 V
For instance:
Manufacturer's code
for tire make
tire size and
tire design
Tire ageDOT xxxx xxx 1012
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Wheels and tiresMOBILITY
 151
Tread wear 200 Traction AA 
Temperature A
DOT Quality Grades
Tread wear 
Traction AA A B C 
Temperature A B CAll passenger car tires must conform to 
Federal Safety Requirements in addition 
to these grades. <
Tread wear
The tread wear grade is a comparative rating 
based on the wear rate of the tire when tested 
under controlled conditions on a specified 
government test course. For example, a tire 
graded 150 would wear one and one-half (1 γ) 
times as well on the government course as a tire 
graded 100. The relative performance of tires 
depends upon the actual conditions of their use, 
however, and may depart significantly from the 
norm due to variations in  driving habits, service 
practices and differences in road characteristics 
and climate.
Traction
The traction grades, from highest to lowest, are 
AA, A, B, and C. 
Those grades represent the tire's ability to stop 
on wet pavement, as measured under con-
trolled conditions on specified government test 
surfaces of asphalt and concrete. A tire marked C 
may have poor traction performance.
The traction grade assigned to this tire is 
based on straight-ahead braking traction 
tests, and does not include acceleration, 
cornering, hydroplaning, or peak traction 
characteristics. <
Temperature
The temperature grades are A, the highest, B, 
and C, representing the tire's resistance to the 
generation of heat and  its ability to dissipate 
heat when tested under controlled conditions 
on a specified indoor laboratory test wheel.  Sustained high temperature can cause the 
material of the tire to
 degenerate and reduce 
tire life, and excessive temperature can lead to 
sudden tire failure. The grade C corresponds to a 
level of performance which all passenger car 
tires must meet under the Federal Motor Vehicle 
Safety Standard No. 109. Grades B and A repre-
sent levels of performance on the laboratory test 
wheel that exceed the minimum required by 
law.
The temperature grade for this tire is 
established for a tire that is properly 
inflated and not overloaded. Excessive speed, 
underinflation, or excessive loading, either 
separately or in combin ation, can cause heat 
buildup and possible tire failure.<
RSC - run-flat tires
You will recognize run-flat tires by a circular 
symbol containing the letters RSC on the side of 
the tire, page 152.
M+S
Winter and all-season tires. 
These have better winter properties than 
summer tires.
XL
Designation for specia lly reinforced tires.
Tire condition
Inspect your tires regularly for tread wear, signs 
of damage and for foreig n objects lodged in the 
tread. Check the tread depth.
Tread depth
The tread depth should  not drop below 0.12 in/
3 mm, although, for exam ple, European legisla-
tion only specifies a minimum tread depth of 
0.063 in/1.6 mm. At tread depths below 
0.12 in/3 mm there is an increased risk of high-
speed hydroplaning, even when only small 
amounts of water are present on the road 
surface.
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MOBILITYWheels and tires
152
Winter tires
When winter tires wear down past a tread depth 
of 0.16 in/4 mm, they become perceptibly less 
suitable for winter conditions. In the interest of 
safety, new tires should be installed.
Minimum tread depth
Wear indicators in the base of the tread groove 
are distributed around the tire's circumference; 
the letters TWI, for Tread Wear Indicator, on the 
tire's sidewalls identify  tires that incorporate 
these wear indicators. When tire tread is worn 
down to the level of the wear indicators, the 
remaining tread dept h is 0.063 in/1.6 mm.
Tire damage
Driving over rough or damaged road surfaces, as 
well as debris, curbs, and other obstacles can 
cause serious damage to wheels, tires, and 
suspension parts. This is more likely to occur 
with low-profile tire s, which provide less 
cushioning between the wheel and the road. Be 
careful to avoid  road hazards and reduce your 
speed, especially if your vehicle is equipped with 
low-profile tires.
Unusual vibrations encountered during normal 
vehicle operation can indicate tire failure or 
some other vehicle defect . This can, for exam-
ple, be caused by drivin g over curbs. The same 
applies to any other abnormal road behavior, 
such as pulling severely to the right or left.
In these cases, reduce speed immediately 
and have wheels and tires thoroughly 
checked. To do so, drive  carefully to the nearest 
MINI dealer or a specialized tire shop that has 
specially trained personnel working in accor- dance with the specifications of the MINI manu-
facturer. If necessary, have the vehicle towed 
there. 
Otherwise, tire damage can be extremely 
dangerous for vehicle occupants and other road 
users.
<
Tire age
The manufacturing date of tires is contained in 
the tire coding: 
DOT ... 1012 means that the tire was manufac-
tured during the 10th week of 2012.
For various reasons, such as the development 
of brittleness, the manufacturer of your MINI 
recommends tire replac ement after no more 
than 6 years, regardless of  the actual wear of the 
tires.
Run-flat tires
The symbol identifying run-flat tires is a circle 
with the letters RSC on the sidewall.
Run-flat tires comprise a conditionally self-sup-
porting tire and a special rim. The reinforcement 
in the sidewalls ensures that the tire can con-
tinue to be used subject to certain restrictions, 
even if depressurized.
For information on continuing to drive with a flat 
tire, refer to Indication of a flat tire, page 81.
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Wheels and tiresMOBILITY
 153
New wheels and tires
Have new wheels and tires mounted only 
by your MINI dealer or a specialized tire 
shop that has specially trained personnel 
working in accordance with the specifications of 
the MINI manufacturer. If this work is not carried 
out properly, there is a danger of subsequent 
damage and related safety hazards. Make sure 
that the new wheels are balanced. <
Retreaded tires
The manufacturer of your MINI recom-
mends that you avoid using retreaded 
tires, as this could impair driving safety. The 
causes for this include potentially different tire 
casing structures and of ten wide variations in 
tire age, which can result in a limited service 
life.<
Correct wheels and tires
The manufacturer of your MINI recom-
mends mounting only  wheels and tires 
that it has specifically approved for use on your 
particular model. Alth ough other wheels and 
tires may theoretically have the same dimen-
sions, variations in factors such as manufac-
turing tolerances can re sult in contact between 
tire and bodywork, ultimately leading to serious 
accidents. The manufacturer of your MINI can-
not evaluate non-approved wheels and tires to 
determine if they are su ited for use, and there-
fore cannot ensure the operating safety of the 
vehicle if they are mounted. <
Your MINI dealer will be glad to inform you 
about the correct wheel an d tire combination for 
your vehicle.
The correct combination of wheels and tires is 
also necessary to ensure  reliable operation of 
various vehicle systems such as ABS and DSC.
To maintain good handling and vehicle 
response, use only tires  of a single brand and 
tread configuration. After a tire has been 
damaged, mount the previous wheel and tire 
combination again as soon as possible.
Wheels with Tire Pressure Monitor TPM 
electronics
When mounting new tires or changing over from 
summer to winter tires, or vice versa, only use 
wheels with TPM electronics; otherwise, the Tire 
Pressure Monitor may not be able to detect a 
puncture, refer to page 83. Your MINI dealer will 
be glad to advise you.
Recommended tire brands
For each tire size, the manufacturer of your MINI 
recommends certain tire brands. They are 
marked with a clearly visible MINI designation 
on the sidewall of the tire.
When properly used, these tires meet the high-
est standards in terms of safety and handling 
characteristics.
Run-flat tires
When mounting new tires or changing over from 
summer to winter tires and vice versa, mount 
run-flat tires for your ow n safety. Keep in mind 
that no space-saver spare tire is available in the 
event of a flat. Your MINI  dealer will be glad to 
advise you.
Special characteristics of winter tires
The manufacturer of your MINI recommends the 
use of winter tires on snowy roads or if temper-
atures drop below 45 7/ +7 6. Although all-
season M+S tires provide better winter traction 
than summer tires, they generally fail to provide 
the same levels of cold-weather performance as 
winter tires.
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MOBILITYWheels and tires
154
Pay attention to speed
Always comply with the speed limit for the 
winter tires mounted on your car; failure 
to do so could result in tire damage and 
accidents. <
If the car is capable of speeds higher than that 
permitted for the winter tires, a label stating the 
maximum permitted speed for the mounted 
tires must be displayed in  your field of view. This 
label is available at your tire dealer or MINI 
dealer.
Storage
Always store wheels and tires in a cool, dry place 
with as little exposure to light as possible. 
Always protect tires agains t all contact with oil, 
grease and fuels.
Do not exceed the maximum tire inflation 
pressure indicated on the sidewall of the tire.
Swapping wheels among the axles
Depending on the individual use, front and rear 
tires may exhibit different wear and tear.
In order to maintain an even wear and tear, the 
wheels may be rotated between the axles. Your 
MINI dealer will be glad to advise you.
Always check the inflation  pressure after the tire 
rotation, if necessary  change the pressure.
Snow chains
Only certain types of fine-link snow chains have 
been tested by the manufacturer of your MINI, 
classified as road-safe and recommended. 
Contact your MINI deal er for more details.
Only attach snow chains in pairs to the front 
wheels with the following tires.
> 175/65 R 15 M+S
> 175/60 R 16 M+S
John Cooper Works:
> 185/50 R 17 86 H M+S XL RSC
Observe the manufacturer's instructions when 
mounting snow chains. Do not exceed a speed 
of 30 mph or 50 km/h. Do not initialize the Flat Tire Monitor if 
snow chains are mounted; otherwise, the 
instrument might issue  an incorrect reading. 
When driving with snow ch ains, it can be useful 
to briefly deactivate DSC or activate DTC, refer to 
page 77.<
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Engine compartmentMOBILITY
 155
Engine compartment
Vehicle equipment
In this chapter, all production, country, and 
optional equipment that is offered in the model 
range is described. Equipment is also described 
that is not available because of, for example, 
selected options or count ry version. This also 
applies to safety related functions and systems.
General information
Never attempt to perform any service or 
repair operations on your vehicle without 
the required professional technical training. If 
you do not know how to follow the specified 
instructions, then have the work carried out by 
your MINI dealer. If this work is not carried out 
properly, there is a danger of subsequent 
damage and related safety hazards. <
Important parts of the engine compartment
1Vehicle identification number
2 Battery, under the cover 177
3 Engine oil dipstick 156
4 Engine oil filler neck 157 5
Coolant expansion tank 158
6 Reservoir for washer fl uid for the headlamp 
and window washer system 62
7 Engine compartment fuse box 176
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MOBILITYEngine compartment
156
Hood
Releasing
Pull the lever.Do not clean the windshield and head-
lamps if the hood is unlocked as this may 
damage the headlamp washer system. <
Opening
To avoid damage, make sure that the 
wiper arms are against the windshield 
before you open the hood. <
Press the release handle and open the hood.
Closing
Close the hood from a height of approx. 16 in/
40 cm with momentum. It must be clearly heard 
to engage.
If you notice any signs while driving your 
vehicle that the hood is not completely 
closed, stop at once  and close it securely.
Make sure that the closing path of the hood is 
clear; otherwise, injuries may result. <
Engine oil
Engine oil consumption depends on driving style 
and operating conditions, e.g., with a very 
sporty driving style, the engine oil consumption 
is significantly increased.
Therefore, check the engine oil level regularly 
after each refueling.
Checking engine oil level
1. With the vehicle's engine at normal opera-
ting temperature, i.e. after uninterrupted 
driving for at least 6 miles/10 km, park the 
vehicle on a level surface.
2. Switch off the engine.
3. Pull the dipstick out after approx. 5 minutes 
and wipe it off with a lint-free cloth, paper 
towel or similar material.
4. Carefully push the dipstick all the way into 
the guide tube and pull it out again. 
The oil level should be between the two 
marks on the dipstick.
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Engine compartmentMOBILITY
 157
The oil quantity corresponding to the difference 
between the two marks on the dipstick is 
1 US quart/1 liter.Do not fill beyond the upper mark on the 
dipstick. Excess oil will damage the 
engine. <
Adding engine oil
Do not add the maximum quantity of 
1 US quart/1 liter of engine oil until the oil level 
has dropped to just abov e the lower mark on the 
dipstick, page 156.
Add oil within the next 30 miles/50 km; 
otherwise, the engine could be dam-
aged. <
If too much motor oil is added, 
immediately have the vehicle checked; 
otherwise, damage to the engine may result. <
Keep oils, grease, etc. out of the reach of 
children and comply with the warnings on 
the containers. Otherwise, health hazards may 
result. <
Oil types for refilling
Notes
Do not use oil additives as this could result 
in engine damage. <
When selecting a motor  oil, ensure that it 
belongs to one of the SAE viscosity classes 
0W-40, 0W-30,  5W-40 and 5W-30; otherwise, 
malfunctions or damage to the engine may 
result. <
The engine oil quality is critical for the life of the 
engine.
Some types of oil may not be available in every 
country.
Approved oil types
Additional information on approved types of oil 
can be found at a MINI dealer.
Alternative oil types
If the approved engine  oils are not available, 
up to 1 US quart/1 liter of another oil with the 
following specifications may be used:
Oil change
Only MINI dealers are to perform oil changes.
Gasoline engines
BMW High Performance SAE 5W-30
BMW Longlife-01
BMW Longlife-01 FE
Gasoline engines
API SM or higher specifications
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MOBILITYEngine compartment
158
Coolant
Coolant consists of half water and half additive. 
Not all commercially available additives are 
suitable for your MINI.  Your MINI dealer knows 
which additives are suitab le and will be glad to 
advise you.
Only use suitable additives; otherwise, 
engine damage may result. Because 
additives are harmful to your health, it is 
important to follow the instructions on the 
containers. <
Comply with the appropriate environmen-
tal protection regulations when disposing 
of coolant additives. <
Coolant temperature
If the coolant, and therefore the engine, should 
overheat, then a warning lamp will go on, refer 
to page185.
Checking coolant level
Do not add coolant to the cooling system 
when the engine is hot. Escaping coolant 
can cause burns. <
Do not open the hood until the engine has 
cooled down.
The coolant level is correct if it is between the 
marks.
Topping off
1. Turn the cap of the ex pansion tank a little 
counterclockwise to allow any accumulated  pressure to escape, then continue turning to 
open.
2. Slowly fill to the correct fluid level; do not 
overfill.
3. Close by turning the cap.
Have the reason for the coolant loss eliminated 
as soon as possible.
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MaintenanceMOBILITY
 159
Maintenance
Vehicle equipment
In this chapter, all production, country, and 
optional equipment that is offered in the model 
range is described. Equipment is also described 
that is not available because of, for example, 
selected options or count ry version. This also 
applies to safety related functions and systems.
MINI Maintenance System
The MINI Maintenance System will remind you 
of necessary maintenance measures and by 
doing so, will assist you in  maintaining the traffic 
and operating safety of your vehicle.
If and when you come to sell your MINI, a 
comprehensive record of servicing will prove 
a significant benefit.
Condition Based Service CBS
Sensors and special algori thms take the different 
driving conditions of your MINI into account. 
Condition Based Service uses this to determine 
the current and future se rvice requirements. By 
letting you define a service and maintenance 
regimen that reflects your own individual 
requirements, the system builds the basis for 
trouble-free driving.
In the tachometer, you can have the remaining 
times or distances for  selected maintenance 
tasks and any legally prescribed dates displayed, 
page 71.
Service data in the remote control
Your vehicle continuously stores service-
requirement info rmation in the remote control 
while you are driving. Your MINI dealer can read 
out this data from the remote control unit, and 
propose an optimized maintenance approach. 
Whenever you take your car in for servicing you 
should therefore hand your MINI dealer the 
remote control unit that you last used.
Make sure that the date in the tachometer 
is always set correctly, page 73; otherwise, 
the effectiveness of Condition Based Service CBS 
is not assured. <
Service and Warranty Information 
Booklet for US models and Warranty and 
Service Guide Booklet for Canadian 
models
Please consult your Service and Warranty Infor-
mation Booklet for US models and Warranty and 
Service Guide Booklet for Canadian models for 
additional information on service requirements.
The manufacturer of the MINI recom-
mends that you have service and repair 
operations performed at  your MINI dealer. 
Take the time to ensure that these service 
procedures are confirmed by entries in your 
vehicle's Service and Warranty Information 
Booklet for US models and Warranty and Service 
Guide Booklet for Canadian models. These 
entries verify that your vehicle has received the 
specified regula r maintenance.<
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