engine VOLKSWAGEN GOLF 2012 Workshop Manual

Flashes Possible ca use Proper response
Electronic steering column lock malfunction . The ignition cannot be switched on. The vehicle
system stiff.
column not locked I unlocked .
When the
ignition is switched severa l warni ng
a n d indicator lights come on briefly for a function
check . T hey go out after a few seconds.
Failure to heed warning lights and instrument cluster text messages can ca use the vehicle to break down sion and serious personal injury.
tory Information and heed the on page 192.
To
tomatic transmiss ion vehicle.
press the starter button briefly twice in a row
without depressing the brake or clutch pedal.
D o
not drive any farther if the steering column
remains locked after you switch on the ignition.
Get professional assistance.
Always stop the vehicle as soon as it is safe to do so.
F a
ilure to heed warning lights or text can resu lt vehicle damage .
Engaging the steering
co lumn lock
Park ing the vehicle
ing column lock
Turn the steering wheel
slightly to take pressure
off the steering column
l ock .
to the ignition switch.
Hold the steer ing wheel
i n this position and turn
the ignition switch.
Power steering automatically adjusts to driving
speed , steering torque, and the steering angle
of the wheels . Power steering works only when the
engine is running .
it
Sta rting, sh ift ing , park ing

this sect ion find infor m ation about:
Warning and indicator . . . . . . . . . . 197
Cruise
sys te m m aint ain an stored constant speed when driving
above 12 mph 20 (km/h) .
The
to the engine, not by brak ing
More information:
Shifting gears 171
Part s, accessories, repa irs and modifications 283
Using the cruise control when it is not possi­at a constant speed can be dangerous and can
ahead of you.
Warning and indicator
-----------------
' r
®
on steep, wind­ing, or slippery roads (such roads, wet roads, or snowy or icy roads) or on roads with standing water.
adjust your speed and the dis­tanc e you keep betwee n you and the vehicle s
ahead of you to the road , traffic, weather, and
prevent unintended operation of cruise control, switch the system off when it is not being used.
When going the cruise control may not b e
the
-------------------
©
-----;
the instrument Cruise status i ndications .
on
cause
Cruise is regulating the speed .
Driver assista nce systems 197

the fuel and take the fuel cap back
on the
Afte r switc hing on the ignition , the light
may stay on or the text message may
however, the malfunction indi cato r light also
comes on, drive to your nearest authorized Volks­
wagen deale r or a uthorized
Vol kswage n Facility and have the fuel system and the engine
checked .
Driving with a fu el tank that is almost empty can lead to and serious personal injuries.
Refueling
Fig . 125 Fuel cap placed on the open fuel
tory information and hee d the WARN­on page 214.
Before refue ling , always switch off the engine, the
i gniti on , and phones , and leave them
switc hed off unt il refu eling is complete .
when driving over bumps, across slopes, and up and down
and relat ed systems no t work if the engine or due to lack o f f uel.
to reduce the risk of running out of fuel and stalling in traffic.
ca n re sult vehicle damage .
fuel supply can cause the
engi ne to misfire . This
The arrow next to the gas pump symbo l in the fuel gauge 124 shows the of the vehicle with the fuel filler Opening the fuel cap
Unlo ck the vehicle from the outside with the ve­
h ic le key or pres s the central loc king button in driv­
er
to unlock the vehicle from the inside 41.
The fuel
Pre ss on the back part of the fuel and
fold open .
Unscrew the fuel cap counterclockwise
and remove . Plac e the cap on the top of the fue l 125 .
The correc t fuel grade for you r vehicle is listed on
a sticker on the insid e of the fuel 125.
The fuel tank is full when the automatic filler nozzle pump switch es off the first time
Do not try to add fuel after the pump stops!
T opping off the tank in this way may the expan­
sion space that the tank needs and cause fuel to
for exam ple, if it gets warmer out side .

Screw the cap neck you hear it
you hear it shut. The must be with the vehi­body.
WARNING
burns, and other severe injuries.
stop once the pump noz­
from
may the environment.
on
________
on page 214.
The engine compartment of any motor
you
know how to carry out the job,
have the correct information and the
proper and
are wi th the necessary safety precau­
tions
you are uncertain in any way, have the work done by an authorized Serious injury may from pe rf ormed work. Make
s ur e that you check the The best thing is to check them every time you
129
227
Brake fluid 179
Tire pressu re
beams and high beams
-
- Brake
regardin g changing
At the gas station 217

Introduction
this sect ion
The correc t fu el grade fo r you r engine is sh own on
a sticker located on the inside of the fuel 125 .
More information:
book le t Warranty and Maintenance
Refueling
295
Improper refueling or handling of fuel can cause fire, explosion, and severe burns.
on page 219.
unleaded Premium grade gasoline is specified
for your vehicle, then Volkswagen recommends us­
ing
Detergent Gasoline with a minimum
octane rating of 91 (95 For more infor­
mation on Detergent Gasoline, please
go to the official Web sit e - h ttp :// www.toptiergas.com.
out and from evaporating.
into the vehicle's neck could cause fuel over­flow and fuel spray. Fuel spray and overflow­ing fuel are dangerous because they can cause fire or serious injury.
in exceptional circumstances you must get back in your vehicle
electricity can cause sparks that can ignite fuel vapors released during refueling.
T he gaso line grades most commonly sold in the
United
be found on the er pump:
Premium grade: 91 to 96
Regular grade: 87 to
Unleaded gasoline is available throughout th e
may use unleaded gasoline blended with alco­
hol or MTBE (methyl tertiary butyl ether) , common­ly referred to as oxygenated fuels, if the blended
mixture meets the foll owing criteria :
Blends of and methanol (wood alcohol or methyl alcohol):
At the gas station 219

Anti-Knock must be 87 or high er.
Blend must contain no more than 3% methanol.
Blend must contain more than 2% co-solvents.
Blends of gasoline and ethanol (grain alcohol or ethyl alcohol):
Anti-Knock
Blend must contai n no more than
Anti-Knock must be 87 or higher.
Blen d mus t contain no more than 15% MTBE.
Many fuels are blended especially for winter or
s ummer condi tions. Whe n seasons change, wagen suggests that you buy fuel at busy statio ns
where the seasonal adjustment is more likely to be
made earlier.
away vehicle condition.
above may cause corrosion and may damage plastic and rubber parts
on page 219 .
Addit ives are used to impro ve th e quali ty of the
gaso lin e.
Fuel quality impacts th e operating performance, ficiency and service li fe of the engine. Therefore,
use quality gaso line with blended additives by the
fuel supplier. The additives provide corrosion
tect ion, clean the fuel system , and preven t its on the engi ne.
whether a particular fuel blend meets the criteria above, ask your ice station or its fuel supplier.
assist sponsibility of and are not covered under the Emis sion warranties or any other
Even a single tank of leaded fuel can do major damage to the cata lytic conve rter and
degrade its effectiveness in reducing pollutin g
emissions .
bilit y a nd perfo rmance problems using one of these fuel blends , we recommend that you switch
to unble nded fuel. Neve r use fuel line antifree ze of-
fer ed for gasoline engines. Volksw agen recommends Dete rgent
Gasol ine. Fo r more information on
quired additives while refueling.
Not
gaso line additives are eff ective.
sive damage to the engine and the cata lytic verter . N eve r use additives that contain metal.
Please note that meta l can be included in some af-
termarket gasoline addi
tives that are available to

be added to
tane rating.
Volkswagen rec om m ends using onl y additives proved by Volkswa gen. App ropriate additives as as instructio ns on how to use them are
thorized Volkswagen Service Fac ilit y . Do no t a d d
any other
of the rpm
range and with engine Avoid high rpm and heavy engine Otherwise, the
that is at the pump as containing Lead replacement fuel contains high concentrations of
ed or that contains other tives can affect the performance of the catalytic converter and cause extensive damage to it. At the gas station 221

Care,
this sect ion
know how to carry out the
have the correc t technical information and the
proper too ls and supplies, and
are fami liar with the necessary safety precau­
t ions
you are uncertain in any
Fa cility. from improperly per­
formed work.
More
Exterior views
Windshie ld wipe r and was he r 129
S tart ing and stoppi ng t he engi ne
Brake fluid 179
Vehicle battery
E ngine oil 227
Engin e coolant 233
Parts, accesso ries, repairs and modifications 283
Unintend ed vehicle movement during mainte­nanc e work can ca use serious personal inju­ries.
Care , cleaning, maintenance
Never work under the vehicle unless you have safely secured the vehicle from moving. you mus t work under the vehicle with the
wheels on the g round , alway s make sure that the vehicle is on level ground, that
Th e engine compartment of any motor vehi­cle is a potent ially dangerous area and can cause serious personal injury.
Always use extreme caution when doing any work
Never p erform any work in the engine compartment unless you know exactly how to carry out the job and have the correct tec h­nical information and the correct tools .
you are uncertain about what to do, have the work performed by an authorized
Volk swagen dealer, an authorized Volksw a­
ge n Service Facility, or another qualified workshop. Serio us persona l injury may result from improperly performed work.

Never open or close the engine hood if To reduce th e risk of electrica l shock and steam or coolant is escaping. Hot steam or personal injury
-Never touch ignition cables. Never ant escaping from the engine. touch other components of the high
Always the eng ine down com-age electronic ignition syste m .
opening the hood.
-Never touch the wiring of the Discharge (Xenon) headlights.
system burn skin on contact.
you are read y to open the hood: Moving parts in th e engine compartment can
- Firm ly apply the parking brake a nd shift cause serious personal injury on contact. the transmission into Park (P) (automatic)
vehicles with Keyless Access, make member that the radiator fan is temperature-
s
ure that the remote contro l vehicle key is controlled and can come on sudden ly even
out of range of th e vehicle and that the ve- when the engine
has been switched off for a
hicl e cannot be started by depres sing the 44. ignition.
-
Always keep children and others away you have to perform a check or repair from the engine compartment and never when the engine is runn ing, there are more leave them unsupervised. risks from the rotating parts, such as the
hair do not get caught in
ries. rotating engine
parts. B efore starting an y
- Turn
the cap
fluids onto hot parts of the engine o r exhaust system can
cause a fire. -
Always use
extreme caution if the ac-
ce lerato r pedal has to be depressed to perform a check. The vehicle will start to move even if the parking brake i s on.
Never leave any objects in the engine compartment, for examp le cleaning rags and tools. Objects left b ehind can cause malfunc-lions, engine damage, and even fires.
High voltage sy stems in the engine com part-ment can ca use electrica l shocks or even
electrocution, severe burns, other serious in-juries, and eve n deathl
Neve r short-circuit the electrica l syste m .
B e especially ca reful when using jumper ca-
Operating fluids and some materials in the engi ne compartment can catch fire easily, causing burns an d other serious personal in-juries
Do not smoke .
b les. The
vehicle 's battery could exp lode! Never work next to open flames or sparks .
223

Never pour or operating or on the engine. These
work on the system or the
disconnect the 12 battery. Make sure the is when you disconnect the battery , or the
have a functional, approved fire extinguisher nearby .
Warning
When changing or topping off fluids, make sure that you pour the voirs. Adding the wrong type of operating
and are
you find spot s
o f
first read and note the introductory in formation and heed the on
icon
appea rs Engine hood not prope rly closed.
in the dis-
th e engine hood is open or not closed properly ,
t he warning comes on in the i nstrument
D epending on your vehicle 's equ ipmen t and tio n s, a symbo l showing that the hood is not closed may appea r in the instrument cluste r
disp la y instead of th e warning light. The symbol be displayed even after the ignition is
swi tched off. Th e display goes out abo ut 15
onds afte r t he vehicle has been locked with the doors closed .
224 Care, cleaning , maintenance Proper
response
and instrument cluster text messa ges can cause the to break down in traffic and sion and serious