2010 VOLKSWAGEN JETTA Fuel

Regular servicing
By hav ing ve hicl e serviced reg ularly by an
aut horiz ed Volksw age n dea le r yo u ca n es tab lish
th e bas is for a good fuel eco nomy even
before yo u start driving. A we ll maint ain ed an d se rv ic ed
e n gi ne g ives you t he be nefit of bett er fu el effi ­
cie ncy as well as maximum re liabi liry and a
g rea ter res ale val ue.
Short distances
T he engi ne and catal ytic conve rter mu st reach
the ir o ptim al o p eratin g te m pe ratur e befo re y ou
se e a sig n ifi ca nt reduc tio n in exhaus t emi ssions.
A cold engin e will use m ore fuel until it rea ch es
it 's ope ra ting t emp eratur e at whic h po int th e
Warranty coverages
Yo ur Volkswagen is covered by th e follow in g
warra nties:
• Li mited New Ve hicle Warranty
• L imited Powertrain Warra nty
• Li mited Warra nty Aga in st Co rrosion Perfora­
t io n
• Emi ssio ns Cont rol Sys tem Warranry
Booklet 3.2 Tip s and Advice @
An eng in e th at is no t p rop erl y ma intained can
use up to 10 % more fuel than ne cessary.
Check the oil l eve l eve ry tim e you ge t gas
39. Oil co nsumpti on d ep end s la rge ly on
t h e engine load a nd eng in e
fuel consump tion will impro ve. A lso imp ortant
i s the out sid e tempera ture. Th e co ld er the out­
s id e te m peratur e, the g rea te r th e fu el
• Emi ssio ns Perfor mance Wa rranty
• Califo rnia Emi ssions Co ntrol Warranty (U SA
ve hicl es only)
• California E missio ns Perfo rmanc e Warranty
( U SA veh icles only)
Det ail ed informa tion regarding your wa rranties
ca n b e found in your Wa rra nty
Driving and prot ecti ng the envi ronm ent 15

® Booklet 3.2 Tips and Advice
Cleaning and protection
General notes
Regular washing and care help maintain value of your vehicle.
Regular care
Reg ular and expert ca re help s a ve hicl e to kee p
it s va lu e. Th is ma y als o be o ne of th e re qu ire­
m ent s of
New Ve hicle Warrant y in the eve nt
of corro sio n r ep air s or if re painting should be
n ec essary.
Th e bes t way to pr otec t the ve hicl e aga inst en vi­
ronm ental contamin ant s is
to w as h and wax it freq11 e111/ y. The long er thin gs lik e in sec ts. bird
droppin gs, tree sap , road dirt , indu stri al d e­
p os its, ta r, s oo t or ro ad salt and oth er a ggress ive
m ate rial s stay on the ve hicle, the mor e dama ge
the y do to th e pa int. Hi gh t emp eratur es (in­
clud ing s tron g sunlight ) in cre a se corro sive ef­
fec ts .
A ft er roa ds have bee n salt ed it i s imp ortant
to w ash th e und erbody of th e ve hicle th orou ghl y.
Vehicle care products
Veh icle care product s are ava ilable from your
authori zed Volk swagen d eale r. K eep the produ ct
in struc tion s until you hav e use d up th e produ ct.
WARNING
Ve hicle care products can be dangerou s. Im ­
proper use can result in seriou s personal in­
ju ry and /or poisoning.
• Always store vehicle care produ cts in a sa fe
place in original-containers that are securely
closed .
• To reduce the risk of poisoning, never use
empty food or beverage container s that might
mi slead so meone into drinking from them.
• Alwa ys keep vehicl e care products out of
the r eac h of c hildren .
16 Cleaning and protection
WARNING ( continu ed)
• Always read and heed all the instru ction s
a nd a ll WARN IN GS on the package before
u sing veh icle ca re products.
• When using product s w hi ch g ive off
ha rmfu l fume s, always work outdoor s or in a
we ll ventilated area.
• Neve r use fuel , turpentine, en gine oil,
poli sh remover or other vo latile nuid s for ve­
hicl e care. They arc poisonou s and highly
flammable. They could cause
and exp lo­
s ion s!
WARNING
Unintended vehicle mo vement can cause se­
rious per so n al inju ry.
• Alway s turn ofTthe eng ine, apply th e
parking brake
and remov e th e ke y from
the ignition b efore wa shin g your veh icle, or
pe rform ing any maint enance or repair s.
Note
Neve r try
10 re mo ve dirt, mud or du st if th e ve­
hicl e surface is dr y. Usin g dry cl oth or spon ge
fo r cl ea ning cou ld dama ge th e paint or glas s o n
yo ur vehicl e. So ak d irt, mud or du st w ith plent y
wat er befor e re m ovin g it.
For th e sake of environment
• Wh en bu yin g v eh icle car e produ cts , try to se ­
l ec t tho se that are not harmfu l to the environ ­
m ent.
• Never di spo se vehicl e ca re pro duct s with or­
d ina ry house hold was te . A lw ays follo w the man ­
ufa ctu re r's instru ctio n s and hee d all

Booklet 3.2 Tips and Advice
Chassis
The unde rbody of the v eh icle is coated to help p rotect it from corrosion and
damage.
The und ercoat in g co uld be damag ed d uring
n ormal use. We recommend 1h a1 1h e und er­
coali ng on th e ve hicl e and 1h e prot ec1ive c oat­
in gs o n 1he s usp ension be inspec 1e d . a nd re­
pa ired if necessary, befo re and afte r 1h c wint er
seaso n.
R ep a ir wor k and ad

Booklet 3 .2 Tips and Advice
Checking and Filling
Filling the tank
fuel filler flap opens from inside the vehicle. The fuel tank holds 14 .5 gallons
(55 Liters).
Fig . 1 Detail of the driver door: the fuel fil ler flop re ­
lease button
Opening the fuel filler flap
- Pull the switc h 00) in th e drive r doo r
back
I. T he fu el fill er flap i s re leased .
- Open the fuel filler flap and turn th e
tank cap counte r-cloc kw ise.
- Hook t he fill er cap to the top of the filler
flap
2 .
Clo sing the fuel filler flap
- Screw o n the fuel fi lle r ne ck clockwise
until you hea r it cl ick into position.
- Alway s m ake s ure the fi ller cap i s
screwe d on a ll way.
- Close the fuel fi ller flap. Make sure you
h ear it cli ck into place.
The fue l filler flap is at the re ar of the vehicle on
th e right re ar qua rter pan el.
Whe n the tex t Pleas e refuel! appears in the in ­
s trum ent clu ste r, th ere a re still abo ut
gallons
30 Checking and Filling
Fig. 2 Open fuel filler flap with f iller cap attached
to the flop
(7 liter s) of gas in the tank. A warning chi me w ill
a lso so und.
An indi cator lig ht (if availab le) in the in st rum ent
cluster w ill come on if the fu el fi ller cap is not
properly clos ed
3.1 "C ontrol s and
Eq uipment."
T he automat ic filler nozzle s hould switc h itself
when the tank is " full ". Do not try to put in
mor e gas after the pump stops. To ppin g off the
ta nk in this
will fill the expa nsion chamb er
i n th e gas tank and causes th e fuel to ove rflow
w hen the temperature ri ses.
The correct grade of fuel for your vehicle is
s h own o n
sti cker on the insid e of the fuel filler
flap. For mor e informatio n on fu el 3.3
" T ec hnical da ta ."
Specia l indications far diesel engines
Your diesel vehi cle ha s a filler neck for a sta ndard
s ized fuel noz zle. Onl y fuel the v ehicl e usin g a
s tan dard sized fuel nozz le. Some s tandard filler
no zzles have a sprin g that preve nts the nozzle
from reaching complete ly ins ide t he ve hicl e's
fille r neck. However, it is poss ible to t h e nozzl e up to wh ere the spring beg ins, an d

the vehicl e ca n be re fue led. On fi ller no zzle s
w ith spri ng, kee p yo ur h and on th e nozz le
w hen r efue ling to make s ure the nozzle d oes not
co me out of t he ve hicle's fue l fi ller
Hi gh capacity fuel nozzles a re co mm on to sta­
t io ns serv icing large comme rcial ve hicles. T hey
will not fit into yo ur d iesel's s tandard size d fue l
no zzle and sh oul d not be used .
WARNING
Impro per r efuelin g o r handling of fu el c an
c a use fire, ex plo sio n and severe burn s.
• Fue l is hi ghl y flammabl e and ca n ca use se­
ve re burn s an d ot her inj uri es.
• Neve r use a ce llul ar telephon e while re fu ­
e lin g. Th e elec tro mag neti c ra di ati on ca n
ca use spa rks that ca n ignit e fuel vapor s and
cau se a fire.
• Neve r ge t b ack int o your v ehicl e whil e refu­
e lin g. If in exception al cir cum sta nces yo u
mu st ge t back in your vehicl e while re fuelin g,
mak e cer ta in that you clos e the d oor and
to uch m etal to discharg e s ta tic e lec tricity be­
fo re to uch in g th e filler nozzle aga in. S ta ti c
e lec tr ici ty ca n cause sp arks that ca n ignit e fue l
va po rs re lease d durin g re fu elin g.
• Neve r sm oke o r have a n open flam e a ny­
w here in or n ear yo ur vehicl e when r efu elin g
o r fillin g a por ta bl e fuel cont ain er.
• F or yo ur safety, we stron gly r ecomm end
th at yo u d o not trav el with a port abl e fu el co n­
t aine r in your vehicl e. Th e co ntain er,
o r
e mpt y may lea k and could cau se a fire, espe ­
cia lly in a cra sh .
• I f, und er exce ptional ci rcum stance s, you
mu st transpo rt a porta ble fue l co nta iner,
pl ease observe t he fo llowin g:
- Neve r fill a portabl e fu el co ntain er w hil e
it is a nyw here in or on th e ve hicle (fo r ex­
a mpl e, in the lu ggage c ompartm ent , o r on
th e tru nk). Sta ti c e lectricity ca n build up
w hil e fillin g an d ca n ig nit e fuel vap ors
ca usin g a fire .
- A lways place a port abl e f uel co ntain er
o n th e gro und befo re fillin g.
Booklet 3.2 Tips and Advice
WARNIN G (cont inue d)
- Always keep the fill er nozz le co mpl etely
in sid e th e port abl e co ntainer befo re a nd
durin g filling.
- If fill ing a port able cont ain er ma de of
m etal, th e filler n ozzle m ust a lw ays be in
co ntac t w ith th e contain er. Thi s w ill h elp
pr even t sta ti c e lec tricit y from dis ch arg in g
a nd cause a fir e.
- Neve r spill fu el in side the ve hicle or lu g­
gage c ompartment . Fuel va pors a re hi ghl y
fl ammab le.
- Always observe loca l an d sta te
I pro vin­
ci al laws rega rdin g th e use, storage and
t ra nsport ation of fu el co ntain ers.
- M ake ce rtain th e fuel co ntain er m eets
ind ustry s tan dard s (A NS I
I AST M F8 52 -
86 ).
Note
• Rem ove f uel sp ills from the pa int imm ed i­
ately to p reve nt pa int dama ge.
• Never run th e ta nk com ple te ly dry. An irr eg­
ul ar gas su pp ly co uld cause misfi rin g. As a resu lt,
unburn ed g as co uld get in to th e c ata lyt ic co n­
ve rter and cause dama ge.
• Whe n trave ling across country, yo u may
c o m e across d iese l fu el no zzles tha t are even
w id er than th e fue l fi ller openi ng on yo ur ve­
hi cle. T hese fue l nozz les were des igned fo r large
t ru cks and generally als o ha ve much h igher fl ow
rat es th an noz zles desig ned for pa ssenger ve hi­
cl es . They will n ot fit into your d iese l's s tanda rd
s ize d fu el noz zle an d mu st n ot be use d.
Fo r th e s ake of environm ent
D o no t try to pu t in mo re fu el a fter t he automat ic
fi ller noz zle has sw itched off; th is m ay cause fue l
to over flow and pollut e th e e nviro nm en t part ic ­
ul arl y w hen it gets hot out side.
Tips
R em ember to re fue l wh en th e ta nk i s 1/4 full to
re duce th e risk of run nin g ou t o f fu el, es peciall y
in re m ote
Ch ecking and Filling 31

Booklet 3.2 Tips and Advice
Fuel supply
Applies lo ve hicl es: wi th a gasoline engi ne
Gasoline
The co rrect gaso line grades are lisred on a sti cke r inside the Juel fill er flap.
Octane roting
Octane rating indicates gaso line's a bility to re­
s ist en gin e da ma ging "k noc k" ca used by pre- ig­
n iti on. Therefo re, buyin g the correc t grade of
gaso line is very
to help p reven t pos­
s ibl e e ngin e damage and a loss of e ngin e perfor­
man ce.
T he recommende d gaso line oc ta ne rating for
yo ur eng ine ca n b e fo und on a la b el loca ted on
th e in sid e of the fu el fill er flap. This rat ing m ay
b e s pecifie d as AKI (CLC) o r HO N (ROZ).
Gaso lines mo st co mm onl y use d in the Unite d
States and
hav e th e fo llow ing octan e
ra tin gs that can usually be found on th e fill er
pump :
• Premi um Graci e: 91
96 AKI
• Reg ular
87 90 AK I
Unlead ed gasoline
Unleaded gasoline is ava ilab le throu ghout t he
U SA, C anada, and in most European countri es.
We recom men d th at yo u do not take your ve­
h icle
oxyge nates) if the
bl end ed mixture mee ts th e fo llowing criteria :
Blend of gaso lin e methanol (wood alcohol or
meth yl alco hol):
• Anti -kn ock ind ex mu st be 87 or hi gh er,
• Ble nd mu st co ntain no mor e th an 3% meth ­
a n o l,
• 131encl must co ntai n m ore tha n 2% co-so l­
ve nts.
Bl end of gasoline a nd ethan ol ( gra in alco hol or
e th yl alco hol) :
• Anti-knock index mu st b e 87 AK I or higher,
32 Checking and Filling
• Ble nd mu st n ot co ntain mor e than HJ% eth­
ano l.
Bl end of gaso line a nd MTBE:
• Anti -knock index must b e 87 AK I or high er,
•
m ust contain not more t han 15% MTB E.
Seasonally adjusted gasoline
Many gasolines are blen ded perfor m espe­
cia lly well for win te r or summer driv in g. D urin g
seaso nal ch ange-over, we su gges t that you fill up
busy sta tio ns where the seaso nal adju st­
ment is more like ly be mad e in tim e.
Note
• Do not use any fuel w ith octan e ra tings lowe r
than 07 /\K l or 9 1 otherw ise expensive en ­
g in e damage w ill occur.
• Do not use lea ded gaso lin e! Usin g le aded
gaso line
w ill seve re ly da mage vehicle 's cat­
a lyt ic co nverte r and its abilit y to re du ce ex hau st
e mi ssio ns.
• Met hanol fue ls th at do not meet th ese re­
q uir eme nts ma y ca use c orro sio n and dam age to
p las tic a nd rubber component s in th e fu el
sys te m .
• Do not u se fuels that fa il to meet the criteria
s p ecified above.
• If yo u are unable to dete rmine wheth er or
n ot
parti cul ar f uel bl en d m eets the sp eci fica ­
t io ns above, ask your service s ta tion o r its fu el
s u pplie r.
• Do not use f uel for whic h th e con te nt s
ca nn ot be identifie d.
• Fuel system damage and performan ce pro b­
l e ms r esultin g from the use of f uels diffe re nt
from those s peci fied above are
11 0 1 th e respo nsi­
bilit y of Vo lkswage n and are 1101 covered under
th e New Ve hicle or th e Emission Co ntrol
War ra n ties.

For the sake of e nvi ro nm ent
Just one tank or leaded gas will seriously re ­
duc e the of the catalyti c converter.
Applies lo vehicles : with o gasoline engine
Gasoline additives
Booklet 3.2 Tip s and Advice
Tip s
you notic e a lo ss o r economy or driv e­
ability and p erformanc e problem s using one or
these fuel blends,
reco mmend that you
sw itch to unbl endecl
Gasoline additives improve quality of the gasoline.
Gasoline quality influen ces en gine behavior, fi cie ncy . p erformanc e and serv ice F o r thi s
reason you sh ou ld always use good quality gaso­
lin e contai ning additives. These addi tives will
h elp
to p re vent corrosion, keep system
clea n and pr event depo sits from bui ldin g up in
the engin e.
good qualit y gasol ine with additives is not
a vai lable, or eng in e probl em s ari se, additives
ma y be added to the gasoline.
Applies to veh icles : wi th o Diesel e ngine
Diesel fuel
Always Diesel fuel No. 2 on Ly.
Serv ice s tation s offer ing Die sel are generally
l ocated on truck routes or maj or hi ghw ays . Di­
re cto ri es or Diese l
stat ions are usually avail­
ab le at Di esel station s.
Some state s in t he USA requir e perm its
to pur­
chas e Diese l Check w ith yo ur Stat e Motor
Ve hicle Department.
Die sel
may not be ava ilable outs id e th e US A
and Canada. Be sur e to check before trav elin g to
othe r co untrie s.
Winter opera tion
At te mp erat ur es below 20° F No. 2 loses its fluidity d ue to wax separation,
which may clog the filt er or tank and
kee p th e engin e running.
To help in p reve nting su ch co nditions, the
in your vehicle is au tomatica lly preheated. You
can also buy gasoline additives separat ely
and add them to the gaso line yourself
yo u h ave
probl ems star ting or the e ngine does not sm oot hly.
Not all gasoline addit ives are effec tive. W e rec ­
omme nd you use only genu ine Vo lkswagen gas
additives for gasoline e ngin es . T hese add itive s
a re ava ilabl e from your authorized Vo lk swage n
deal er. Yo u will also receive information on how
to use th em.
Do not mi x other gas additives with th e gas
Preheating th e makes operation or
yo ur vehicl e po ssib le wit h Di ese l fuel N o. 2
down to - 10° F (-24 ' CJ.
you expect tem perat ur es below 5° F (-15 ° C) ask
you r dealer w hethe r their Diesel f uel No. 2 is
sufficie ntly winterized the pr evailing te m ­
pe ratures.
not wint erized or insu fficient ly win te rized
D iese l has a lready thick ened to the extent
that t he engin e will not start, it can be re ctifi ed
by lea vin g th e ve hicle standing
some time in
a heated s helter.
It is normal that th e engine noise leve l (die­
se ling ) is lou der du ring th e warm-up period in
w int er. It i s also norma l that whi tish-b lue smok e
be emitted from t he tailpipe after startin g
and d uring warm -up. The amoun t or smoke de-
pend s on th e outs id e te mp erature.
Checking and Filling 33

Booklet 3.2 Tips and Advice
Do no t let your Diese l e n gin e idl e u1111 ecessa rily
afte r a co ld start. Drivin g off s low ly wi ll sho rten
th e wa rm -up peri od.
WARNING
• Neve r use "s tarting a ssist fluid s". The y
may be pot entiall y explosive or cause a "run ­
away" engine condition. This could result in
ser ious engine damage and personal injury.
• Do not use fuel line antifreeze offered for
gasoline engines.
Note
• Your Diese l engi ne ha s bee n sp eci fica lly de­
s ig ned
10 ope rate o n Die sel fu el o nl y. T here fore.
n eve r use home hea tin g oil o r reg ular gaso line.
Th e pro p erti es of th ese fuels
ca use se rious
damage fuel injection sys tem and th e
e n gin e. This could l ead to additional expense
and will al so affe ct your warrant y.
• If Die sel fuel should get o n any rubb er h ose,
it
b e w ip ed off imm ediat ely . T he n wash th e
con ta minat ed hose port io n w ith so ap and warm
wa te r. Do not allow D iesel f uel
remain on co n­
n ec ting hoses . Th ey may de velop leaks and
ca use se rious damage.
be taken when worki ng on engine or on components the
engine compartment.
an y work on the engine or
in th e engi ne compartment:
I. Move the se lecto r l eve r P (Park ).
2 . App ly the parking brake firm ly .
3. Sw itch off the engi ne a nd re mo ve the
key from th e igni tion.
4. Wai t for the engine lo coo l d ow n.
5. Keep children and oth ers awa y fro m the
vehicle.
6 . Open the eng ine hood
36 .
All se rv ice fluid s, spark plugs. bau er ies etc. a rc
co nstantl y being deve lo ped and improved. Au­
th ori zed Volkswage n dea le rs a re kept up- to-da te
by the m anufa ctur er. For this reaso n
recom ­
m end that you h ave these re placed b y an autho ­
ri zed Volkswagen dea le r. P lease re ad th e notes
bel ow. The engin e co mpartment of an y m otor
vehicle is a hazardous
WARNING
Propo sition 65 Warning:
34 Checking and Filling
Lt::, WARNING
• Eng ine ex hau st, some of its cons tituent s,
and certain vehicle components contain or
em it chemica ls known to the Stale of Ca li­
forn ia
cause ca ncer and birth defe cts and
r e produ cti ve harm. In addition , cer tain fluid s
co ntained in vehicle s and certain product s of
c omponent wear contain or emit chemical s
known lo the Stale of California to cau se
cancer and birth defects or other reproductive
h ar m.
• Batter y posts, terminals and related acces ­
so rie s co ntain le ad and lead compon ent s,
c h emi cal s known to th e S tate of Ca lifornia
cau se cancer and reprodu cti ve harm . Was h
hand s hand ling.
WARNING
The en g ine compa rtment of an y motor vehicle
i s a pot entiall y dangerou s area and ca n ca use
s er io us per sonal injury.
• Always use extrem e ca ution when doin g
an y wo rk in th e engine compart ment. Alwa ys
follow common ly acce pted safety practi ces