2006 VOLKSWAGEN GOLF PLUS engine

Octane rating
the correct grade of gasoline is very tant to help prevem eng in e damage and loss of gin e performance.
The recommended gaso line octane rating for your en gine is lis ted o n a label in side of the fuel filler
flap. This rating may be specified accordin g to (CLC) or standards.
gra de gaso line is specified
for your vehic le, then Volkswage n recommends using Detergent Gasoline with a imum octane ratin g (95 Dete rgent Gasoline,
plea se go to the
tane r a tin gs, whi ch can usuall y be found on the fille r pump:
gra d e: 91 to 96
Regular grade: 87 to
gasoline
an d Ca nada. Volkswagen recommends that you do not take your vehicle leaded gaso line may no t be availabl e.
Gasoline con taining alcohol or MTBE
You may use unleaded ga so lin e b lended
oxygenated fue ls, if the
b lended mixtur e meets th e followin g crite ria:
Blends
of gasoli ne and m ethanol (wood alcoho l or methyl alcohol):
Ami-Knoc k must be 87 or hi gh er.
Blend must contain no more than 3%
Blend must contain more tha n 2% co-solvents.
Blends of gaso line and ethanol (grain alcohol or ethyl a lcohol):
A nti-Knock Ind ex (AKI) m ust be 87 or high er.
Blend mu st in no more than ethanol.
At the gas station
Blends of gasoline and MTBE:
Anti- Knock In dex
Blend must contain no more than 15% MTBE.
Seasonally adjusted gasoline
Many fuels are bl ended especially fo r w in te r or summer condit ions. Whe n seasons change,
Neve r use fuel with an octane rating lower than 87 AKI/91 lower octane fu el may cause expensive e n gine damage.
Neve r use leaded gasoline! Leaded gasoline will severely damage your vehicle's cat a lytic verter.
MetJ1anol-blended fuel s that do not meet the criteria listed above may cause corrosion, and damage to pla sti c and rubber parts in the fu el system.
Never use fuels tJ1at contain lead or oth e r metals (chec k listin g on the fu el pump). Even lead replacement petrol fu els) contain metalli c additives in high concentrations. They can damage the engin e.
Do not use fuel s that fail to meet the criteria
above, or with contents that cannot be identi.fied.
If you cannot tell w hether a particular fuel
b lend meets the criteria above, ask your serv ice station or its fuel supplier.
fuels that arc different fr om those ified above can damage your ve hicle's engine a nd
fu el system and cause performance problems.
damage and p erformance problems are not the responsibility of Volk swagen and are n o t
covered under the Em ission warranties or any other Volkswagen Limited Warranty.
238 239

Always use only Ultra Low Sulphur Diesel (ULSD) fuel No.2
tio n
shoul d be clearly marked on th e pump. Before filling your vehicl e plea se m ak e sure you are
usin g ULSD. Acco rding to Fed era l regu lation s ULSD is th e only diese l fuel t ype allowe d for use in your vehicle.
Diesel
fue l with con ce ntration s of methyl ester biodiesel high er than 5% (B5), such as Bll, are stri ctly pro hibited.
Se rv ic e s tation s
selling diese l fuel a re generally on
t ru ck rout es or major hi ghwa ys. Dir ecwries of
diesel fuel stati ons are usuall y avai lable at diese l
fuel s tat ion s.
U
LSD Diese l fuel ma y no t b e ava ilabl e outside the
USA and f ore trave ling to o ther countri es.
Winter diesel
At tempe ratures below F (-7' wax separation
in ULSDoccur s. Wax may clog the fuel filter or tank
filt er an d keep th e en g in e from running.
To help pr event th e filter from being clogged with
wax , th e fuel filt er in your ve hicl e is heated with
warm fuel whe n the engin e is running ( filt er heatin g sys te m ). Heatin g th e fue l filter makes it
pos sible to use your vehicl e with ULSD down to about 'F (-24
I f yo u ex pec t temperatures below 5 'F (-1 5
th e po int that th e en gin e will no t move the vehicle to a
heat e d garage or worksho p until it has w arm ed up.
p e ndin g on th e out side temperature.
D o no t let y
our die sel engine idle unnecessarily
afte r cold stan. Drivi ng off slowl y will short en the warm -u p period.
'
Neve r use
Note
The vehicl e's diesel engine was designed sole ly
for use with ULSD fuel. For this reason , nev er use gaso line, heating oil, or other unsuitable fuels. The properties of these fuels may cause serious damage to the fuel system and to the engin e. Such damage will not be covered by any Volkswagen
Limited Warrant y.
The vehicle was designed to run on diesel with blend leve ls up to and including 5% methyl ester biodi esel. Never use methyl ester biodiesel in
blend lev els hi gher than 5% (5% methyl est er
blends are sometime s designated or labeled as
B5). The propertie s of methyl ester biodiesel
blend s in leve ls greater than 5% may cause riou s damage to the fuel injection system and to the engine. This co uld lead to expensive repairs that will not b e cove red any Volkswagen Limited
241

Introduction
In thi s sectio n you'll find information on the lowing:
Warning light . . . . . . . . . . . . . . . . . . . . . . . . . . . . 244
Getting ready to work in the engine comportment 245
ond closing tho engine comportment . . . 246
A lways
pos iti on th e ve hicl e on a firm and leve l face befor e doin g a ny work in the e ngin e ment.
Th e e ngin e com p
artment of a ve hicle is a hazardo us
area. Neve r do any work on the en gine or in
the engine compartment unless you
- know exactly how to carry out the job, -have th e correc t tec hnica l information and the
prop er tools and supplies, and -are famili ar with the necessary safe ty
I f you are un certain in any way, have the work done by an aut horized Volkswage n dea le r or authorized Volk swage n Se rvice
Wind shi eld wiper and 128
Sta rtin g and stopping th e page 172
Brake 188
Vehicle
while 234
Engi ne
En gin e 252
Part s, accessories, repairs and modificat ions pag e303
Core, maint enance
Unintended vehicle movement during
Neve r work under the unless you have safely secured the vehicle from moving. If
you mus t work under the
are strong enough to support the weight of the vehicle. The jack supplied the vehicle is no t st ro ng enough for purpose and can collapse ca using seriou s personal in-
Th e engine
compartment of any motor vehicl e is
a potentially dangerous and can cause riou s per sonal injury .
Always use extrem e ca ution when doing any work in the engine comp artm ent. Alway s follow
c ommonl y accepted safety practice s and use common sense. Neve r risk personal injury.
Never perform any work in the engine partm ent unl ess you know exactly how to carry
o ut the job and hav e th e correct tec hni cal mation and the correct tools.
w age n dealer ,
We stron gly recommend th at you always
hav e gas disc harg e lamp s (Xenon) and

Never open or close the engine hood if steam or coolant is escaping. Hot steam or coolant can cause serious burns. Always wait until you no longer sec or hear steam or coolant escaping
from the engine.
Hot parts of the engine and the exhaust
system will burn skin on contact.
When the engine has cooled down and you are ready to open the hood:
- Firmly
apply the parking brake and shift the transmission into Park
The engine coolant system is under pressure when the engine is hot. Never unscrew the coolant expansion tank cap when the engine is
hot. Hot coolant can spray out and cause severe burns and other serious injuries.
- Turn
the cap slow ly and very carefully in a
counter-clockwise direction while applying
light downward pressure on the top of the cap.
- A
lways protect your face, hands, and arms from hot escaping coolant or steam by
Never spill fluids on the engine or exhaust
system when Spilling fluids onto hot parts of the engine or exhaust system can cause a fire.
High voltage systems in the
engine com ment can cause electrical shocks or even
Never short-circuit the electrical system. Be especially careful when using jumper cables. The vehicle's battery could explode!
To reduce the risk of electrical shock and sonal injury while the engine is running or being started:
the engine compartment
- Never touch ignition cables. Never touch other components of the high voltage tronic ignition system.
- Never touch
the wiring of the gas
Never reach into t11e area around or touch the
radia tor fan. Contact with the blades can cause serious personal injury. Always remember that the radiator fan is temperature-controlled and can come on suddenly even when the engine has been switched for a while and the key has been removed from the ignition.
lfyou have to perform a check or repair when the engi ne is running, there are more risks from tl1e rotating parts, such as the drive belts, nator, radiator fan, etc ., and from voltage ignition system. Always use extreme care.
- Always make
sure that jewelry, loose clothing and long hair do not get caught in rotating engine parts. Before starting any work remove your je welry, take
parking brake is on.
Never leave any objects in the engine
left behind can cause malfunctions,
Do not smoke.
Never work next to open flames or sparks.
Never pour or spill operating fluids or other flammable liquids on the engine. These fluids can ignite on hot en g in e parts and cause ries .
242 243

Always disconnect the batt ery (or teries, where appli cable). Make sure the hicle is unlocked when you disconnect the battery, or th e alarm w ill go off. Never touch the electrica l w irin g of the ign ition sys te m .
Neve r smoke.
Never work near heaters, water heaters, or other open flames.
Always have a functional, approved fire tinguisher nearby.
Warning
Note
W hen c
hangin g or topping off fluid s, make sure that you pour the fluids into the correct voirs. Addin g incorrect fluids will cause serious
malfunc tions and engine damage!
Fluid leaks are harmfu l to the environm ent.
thori zed Volkswagen dealer or authori zed swagen Serv ice Faci lity. Dispose of le aked at ing fluid s
first read and note the in tr o du ctory informat io n and heed th e on p age 242.
Lights ca use up
Engine hood not proper ly closed.
When the ignition is sw
itched on, several warning
a nd in dicator light s co me on bri efly fo r a functio n
c h eck. They go out after a few seconds.
If th e engi ne hood is open or not clos
ed properly,
the following warning light comes on in the ment cluster:
tions , a sy mbol showing th at the hood is not erly clo sed may appea r in th e in stru ment clu ste r
di splay instead of the warnin g light . Th e light or sy mbo l will als o com e o n whe n th e ig nition is swit ched off. T he di splay goe s out about
Core,
response
Close the eng ine hood.
I S seconds
after the vehicle has been locked with
the doors closed.
Failure to heed warning lights and instrument cluster text messages can cause the vehicle to
break down in traffic and res ult in a co llision and se riou s personal injury.
Never ignore warning lights or text
Always stop the vehicle as soo n as it is safe to do

first r ea d and note th e int roduc tory information and h ee d th e on page242 .
Opening the engine hood
Befo re you open th e hood, make sure that the
w ind shi eld wiper arm s are res tin g on the w ind­
fig. 14 9 . The engine hood is re­
l ease d from its latc h by a
the seco ndary hoo d rele ase leve r fig. (arrow) and
th e hoo d dow n to overcome the res ista nce of th e g as-pressure
L et th e engine hood drop into th e hood latch ­do not press on it afterw ard!
If th e hoo d do es not close compl ete ly, o pe n it aga in and close it properly.
W h
en the ho od is properly clo sed, you ca n see that
it fits flu sh with th e oth er bod y parts. The indi cato r
light in the instrument clu ster will go out
Secondary hood release in th e radia tor
grille .
If
the h ood is not clos ed properly , it could fly up and block your view while you are driving. This can lead to a crash and serious pe rs onal injuries.
After clo sing the e n gine hood, ch eck that the hood releas e le ver is properly l a tc hed into the hood lat ch. The engine hood must be flush with the surrounding auto body parts.
If you ever notic e that tl1e hood latch is not properl y secu re d when the vehicl e is moving,
s top at once and close it.
Nev er le t anyone get in the way of the hood when closing it.
N ote
Make sure the windshield wiper arms are
resting on the winds hi eld before you open tJ1e hood. Otherwi se, the windshield wipers and the hood may be damaged.
Always put the windshield wiper arms down against the windshield before driving the vehicle.

Engine oil
Introduction
In thi s sect io n you'll find inform ation on the fol­
lowing:
Warning and indicator lights . . . . . . . . . . . . . . . . . . . 247
Engine
=>Boo klet Warranty
fo r wor king in the engine com­partment=> page 242
accessories, repairs and modifications page303
Im
proper h andling of engin e oil can cause se­vere burns and other seriou s injurie s.
Always wear eye protection.
Warning and indicator light s
Engine oil is poisonous and must be stor ed out of the rea ch of children.
To reduce
Engine oil becomes ex tremely hot when the engine is running and can ca use severe burns. Alway s le t the engine cool down to the tou ch.
all othe r operat in g flui ds, engine oil can pollut e the envir o nment. leak ing op­
erat ing fluid s and dispose of them properly in ac­
co rdance with appl icable environmental laws and regu latio ns.
on page 247.
Light s response up
Engine oil level too low. th e engine. th e eng ine oil leve l --=>page 249.
Flashes cause respon se
Switc h off the eng ine.
Engine oil press ure too low.
-If the warning light flashes although the oil level is normal , do continue driving or let the en gine idle. as damage may result. Get ex -pert assis ta n ce.
Take the veh icle to an auth orized Volkswagen Engine oil leve l sensor malfunction. dealer or authorized Volkswagen Service Fa-cility. Have the engine oil sensor checked .

Failure to heed warning lights and instrument cluster text messages can cause ve hicl e to break down in traffi c and result in a collision and serious perso nal injury .
Never ignore warning lights or text WARN­INGS.
Eng ine
first read and not e the introductory information and h eed the on page 247.
The engine oil used must conform to exact specifi­cations.
U sin g
the prop er engin e oil is import an t for th e
fun ctionality and serv ice life of th e engine. Your engin e was factory-filled with a hi gh-qualit y
multi -gr ad e oil which can usuall y be used
t h roughout the entire ye ar.
Your engine was factory
-fille d with a hi gh -quality, all-season e ng in e oil that meets stric t Volkswagen oil quality standards and has a vis­grad e ofSAE You can use this oil for normal d riv in g in temperatures.
D iesel engin es with diesel
diesel particulat e filt er
At the tim e thi s Manual was printed, the engine oils available in the U.S. that m eet these swage n standards oils. This does
not mean, however, that any engin e oil
will meet Volkswagen standard s. Always use an ap­proved oil that exp ress ly complies w ith the
Core,
Always stop the veh icle as soon as it is safe to
d o so.
No te
Failure to heed warning lights or tex t WARNINGS can result in ve hicle
swagen oil qualit y standard th at applies to your ve­
hicle's e ngin e.
General recommendations:
If oi l th a t meets the applicab le swagcn oil quality standard w ith viscosity grade SAE or is no t availab le in your area,
b e sure to use viscosity g rad e suitabl e for the cl i­mate, sea so n, a nd operati ng conditions th at exi st where the vehicle is used. Make sure the oil meets
th e quality standard listed table on page 248.
Engine oils arc consta ntl y being improved. swa gen dea lers and Service Facilities are alway s regarding new deve lopments and chan ges. Volk s wagen therefore recommends that
yo u have the e ngin e oil changed by an authorized Volk swagen dealer or an author ized Volk swagen
Service Facility.
Note
If yo u need to add oil and there is none avail­
a bl e that meets th e Volkswagen oil quality stan­dard your en gi ne requires, you may add a to ta l of no more than 1/2 quart of a high-quality
or SAE
Us e only a high quality engine oil that ex­pressly complies with the Volkswagen oil standard specified fo r your ve hicle's engine. U si ng any o ther oil can cause serious engin e damage that will not be cove re d b y any swagen Limited Warranty.
Do not mix any lubricants or other additives
into the motor oil. Doing so can cause engine damage! Damage caused by these types of addi­tives are not covered by any Volkswagen Limited