2006 VOLKSWAGEN GOLF PLUS engine

Checking the engine
u
J
Fig. 15 1
information and heed the o n pag e 247.
For a tru e reading of e ng ine oil level, the engine must be at operating temperature. Switch off the engin e and wa it a few minutes for the engine oil to
flow back into the oil pan.
the eng in e hood 242.
The engin e oil filler cap is marked w it h fig . 15 2 . The oil dipstick has a colored handle.
Engin e oil level ranges
Fig. 152 In the engine comportmen t: Engine oil filler cop.
R e insert the dip stick and push it all the way in.
If there is an alignment tab o n the engine oil
th e oil dipstic k out again a nd check the tab le o n page 249.
Afte r read ing th e oil leve l, reinsert the dipstick
in the gu ide tube and push it all the way back in.
fig.l51 Required action according to the respective engin e
Do not refill
T he oil leve l may go into the range,
but not above the range.
lit er). After addin g oil, make sure that the oil
l eve l is
about in the middle of rang e.
Adding engine oil (after checking level)
T o p off gradually w it h sm all amounts of oiL
Unscre w th e cap oft he engine oil filler opening from the cy lind er head cover. If yo u are
not sure where it is , contac t yo ur authorized swage n dea le r or authorized Volkswagen Serv ice Facility .
In the engine comportment
Add oil in sm all amounts-not more than I pint
page 248.
To avo id adding too much oil, wa it a w hile afte r
addin g eac h small qu antity of oil (so that the added oil can reach the oil pa n and the dipstick).
248 249

the oil leve l agai n befo re addin g more
oil. Never add much
O nce th e oil leve l is at least in the ( B) ra nge
oil dip stick all th e way. oil could le ak out while th e en­
g in e is running.
Afte r r efilling, car efully put the oil ca p back on and scre w it shut. Oth erwi se, oil could leak out whi le th e e ngine is running.
E ngin e oi l ca n ignite
when it tou ches hot e n g ine parts. T hi s can ca use fires, burns, and other se­vere injuri es.
Always make sure that the engin e oil fill er cap is screwed on tightly afte r adding oil so that oil cannot leak out ont o hot engin e parts whe n
th e vehicle is moving .
Engine
first r ea d and no te th e introductory information and h eed o n pa ge 247.
To prov ide effective lubricatio n and coolin g for in­
ternal engine parts, all internal combustio n en­
g ines use some oil. consumption varies from
e ng in e to engi ne and may ch an ge ove r th e life of th e e ng in e. Engi nes te nd to use m ore oil during th e
br eak- in peri od th an they do afterwa rd, when oil
co nsumption has s ta bili zed.
rat e of oil consump­
tion dep e nd s on oil quality a s well as v isc osity, e n ­
g in e s pee d (rpm), outs ide tempe rature, road con­dit io ns, the amount o f oil dilution caused b y con­densed water o r fuel residue, and oxidation of th e
o il. consumptio n may in crease with eng in e
wea r ove r time, until re pla cement of worn eng ine part s may beco me necessary .
Volk swage n recommends th at yo u to c heck the en­gin e oil leve l
vehicl e may consum e engine oil d e­pending o n seve ral var iables. A maximum of I quart per miles (!lite r km ) would be
Care, maintenance
Note
D o not start the engine if lhe e ngine oil leve l is
above range expert ass is ta n ce! Otl1envise the ca talytic con verter and engine ca n be dam­
aged!
W hen changin g or topping ofT make sure that you pour the into the correct res­ervoir s. Addi ng incorrec t
The e ngine oil leve l s h o uld never be above ran ge oil ca n be drawn in by
th e cra nkcase ventilation syste m and ent er th e at­
mo sphere via th e e xh au st sys te m .
co nside red normal. New vehicles may consume
m ore oil over th e km).
T he oi l pressure warning light is not an indicator oflowe ng in e oillevel.lfthe warning light stays on or whil e d rivin g (above rpm), a chime
will sound. It indica tes that the oil pressure is too
low. th e engine immediately, check the en­gine oil leve l and add oil if n ecessary . If the engine oil leve l is normal , but the continues to do not kee p driving or let t11e e ngin e idl e, as damage may occur.
If you believe your en g in e uses to o much oil, Volk­swagen recommends havin g th e vehicle checked b y an auth orized Volkswagen dea le r or an ri ze d Volk swagen Service Facility. Keep in mind that accurate measurem ent of oi l consumption re­quires great ca re and m ay take som e time. au­
t h orized Volkswa gen d ea ler and a uthorized Volk­
s wa gen Facility have instru ctions for how to m eas ure oi l co nsumptio n acc ura te ly.
Dep e ndin g on the wa y th e ve hicl e is dri ven an d th e ope ratin g conditions, oil consump­
t ion can be up to I quart per mil es (!liter per

Changing engine oil
fir st read and note the introductory information and heed th e on page 247.
The engi ne must be cha nged according to the interval s specified in your Warran ty and Ma inte­nance booklet.
at interva ls is very important because th e lubrica tin g propertie s of during normal you arc not sure when to have the ch anged, ask your autho­rized Volkswagen dealer or authorized Volkswage n
Sometimes, e ng in e should be ch anged more
ofte n than sp ecified for normal u se. more freque ntly if yo u often drive short dista nces,
in dus ty areas or in stop -and-go or if you
u se your
and ch anged by an autho­rized Volk swage n dealer or an authorized swage n Serv ice They have th e re­
qui red expertise and sp ecia l tools and dis pose of the
look dark afte r the engine h as been running a short time. This is normal and n o reaso n to change e n­
gi ne
yourself, be
sure to ta ke the precautio ns:
A lways wear eye protec tion .
To reduce the risk of burns from hot engine th e engine cool down complete ly before
b eg inning.
When re m ovi ng the drain plug wit h your fingers, s tay as fa r away as possib le . A lways keep
your forea rm to th e ground to help pre­
ven t hot from runnin g down your arm.
into a container desig ned fo r
t hi s purpose, one enough to ho ld at least
th e total amount of
To reduce the ri sk of poisoning, n eve r drain the into empty food or beve rage containers that mi ght mislea d someone into drinking from
th em.
Engine is poisonous and must be stor ed out of the reach of children.
Continuous contact with use d engin e is
h a rmful to your skin. Always protect your skin
b y wa shing thoroughl y wit h soap and water.
ch angin g th e first make sure you know where yo u ca n properly dispose of the old oil.
Dis pose o f the old an environmentall y-re­
spons ible manner. Never dump th e old oil o n
garden soil. in wooded areas, in the street, into
s tr ea ms, rivers, or bodies of water, or d own sewage
drain s.
used by taki ng it to a fa­
recomm en ds that you always have your oi l and oil filter changed by a n authorize d Volkswagen deale r or authorize d Serv ice They h ave the required ex pe rtise and sp ecia l tools a nd di spose of the old

Engine coo la nt
Introduction
In thi s section you'll find informat ion on the fol­lowing:
Warning
engine coolant and topping off . . . 255
Never do a ny wor k on the coo lant system unless
you
-know exactly ho w to carry out the job,
-have the correct tec hnical informa tion and
th e proper to ols, supplie s, and operating
fluid s, a nd
-are familiar with the necessary safet y
pr eca utions
Traile r page 152
fo r work ing in the e ngine com­partment page 242
Part s, acce ssories , re pair s and modification s
Engin e coo lant is poisonous!
Always keep the coolant in its origi nal con­
t ainer stored in a safe place .
To reduce the risk of poisoning, never store engine coolant in empty food or beverag e con­tainers or in any other containers that might mislead someone into drinking from them.
Always keep engine coolant out of reach of c hildr en.
Alway s make sure there is enough of tJ1e cor­
re ct coo lant additive to provid e proper anti­
fr eeze protection at the cold es t temperatures that can be expected where the vehicle will be used .
At extremely cold temperatures, the coolant could freeze, causing the vehicle to break down.
The heater would also not work, and vehicle oc­
cupants could be without protection at sub­freezing temperatures.
leaking operat ing
fluids and dispose of t h e m properly in acco rdance
w ith applicable environmental laws and regulat ion s .
Warning light and engine coolant temperature gauge
Fig . 153 E ngine coolant temperature gauge in the in­str umen t Engi ne cold;® Normal tempera­ture range;© Warn ing zone.
Core, maintenance
first read and note th e introduct ory information and heed th e on page 252.
normal driving conditi ons, th e needle
s h o uld be in the middl e of th e ga uge. The temper­
ature may go high er w hen th e e ngine is w orking
h ard, espec iall y in hut
When the igni tion is sw itch ed on , seve ra l warnin g and indicator light s co me o n bri efly fo r a function
c h ec k. The y go our after a few seconds.
Th e fo
llow ing table explains w ha t t o do if th e en ­
gine coolant warn ing does no t go out a few secon ds after the engine is s tart ed or light s up or
s tart s fla sh ing while driving.

Temperature
Lights up gauge needle response page252,
fig . 153
off the road and s top as soon as you can do so safely.
the engin e
coolant l eve l and add e ngine coolant if page 255. th e e ngin e coo lant E ng in e coolant tempera-
leve l is correc t o r the p roble m continues Warning zone l
u re too high. afte r addin g coo la nt and driv ing a sh ort tance, do not drive an y farther.
sary 341.
th e engin e coo la nt level after the en-
gine has coole d d own and add en gine
coolant i f page 255. the engine coo la nt leve l is correc t or tl1e problem continues after adding coolant, do
En gin e coolant leve l too not drive a ny farther.
Facility.
These in struction s apply only when the coolant temperature stays in the normal
rang e. immediately if the needle goes
in to
the red warning zone
Eng ine coo lant system the nearest authorized Volk swagen .. malfunction. dealer or authorized Volkswage n
Do not drive at hi gh en g in e s peeds or with heavy en g in e loads until the engine warm s
cause
Engi ne coo lant syste m malfun ction .
the engine compartment 252 253

Failure to heed warnin g light s and instrument cluster text message s can cause the ve hicl e to break down in traffic and result in a and seriou s personal injury .
Never ignore warning light s or text I NGS.
Engine coolant specifications
introdu ctory information and heed th e on pag e 252.
The engi ne c ooling sys tem is fille d
p erce nt of Volk s wa gen engi ne coo lant additi ve G 12 plu s-plu s (TL-VW 774 G) o r G 12 plus (TL -VW F). Both of these engin e coola nt ti ve s are purple.
This mixtur e pro vides antif r eeze pro te ction down
to -13 a ls o he lps to pro tec t th e light
allo y pan s in th e eng in e coolin g sys te m against
corro sio n. In addit ion, the mi xture help s preve nt
c alcium dep os its and in creases the bo ilin g point of the e ng in e coola nt.
T o
protec t th e e ng in e, the mi xture must a lway s co nt ain nt le a st
mate conditions , th e perc entage of coola nt ti ve can be in cre ased. Howe ver, the coo la nt ti ve pe rc e n ta ge mu st never be m ore than oth erw ise , ant ifreeze prot ection is reduce d a nd
th e ability of the mi xture to coo l th e e ngine is als o
r educed.
Whe n addin g e ngine coolant, use a mixture of till ed water and at l ea st c o o la nt addit ive G 12 plu s- plu s for optimum co rro sion protection
Core, maintenanc e
Always stop the vehicl e as soon as it is saf e to do so.
Note
Failure to heed warning lights o r text can re s ult in veh icle damage.
Too little antifreeze protection in the en gin e coolin g syste m can cause eng in e failure and vere injuri es.
be used.
At extremely cold temperatures, the coolant could freeze, cau sin g the v ehicl e to brea k down. The heater would als o no t work, and ve hicl e cupants could be without protection at free zing temperatures.
Note
N eve r mix original Volkswagen engine coo lant additives with other additi ve s no t approved by
Volkswagen. Mixing Volkswage n coo la nt
facturers can serio usly damage th e engine and th e engi ne coolin g sys te m .
Eng in e coolant additive G 12 plus-plus can b e
m ixed with G 12 plus and G
If the fluid in th e e ngine coo lant res ervoir is any color but purple (s u ch
this is th e case, the gin e coolant mus t b e r epla ced immedi ate ly . envi se serious m alfun ction s or engine damage can occ ur!
E ng in e coolan t a nd engine c oo lant additi ves can pollute th e environm ent. le akin g opera ting a nd disp ose of th em in
acco rdance with appli cable e nvir o nm ent al la ws
a nd

read and note the introductory
on page 252.
If th e coolant level drops too low, the engin e
coo lant level/ tempe ratur e warni ng ligh t lights up.
Park the ve hicl e on level ground.
Always let the engin e cool
th e engine hood
There is a fig.
When the eng in e is co ld, check the e ngine
coolant leve l relat ive to th e marking on th e sid e of th e expa nsio n tank fig. 154.
Always protec t face, hands and arms from h ot
escaping coo lant o r steam by cover ing the cap with a larg e, thi ck rag.
Carefully unsc rew the
Add new engine co olant ac co rding to Volkswagen specifications page 254)
Th e engi ne coo lant leve l must b e in sid e the mark s on the sid e of the 154. Do
not above top edge of the
the engine compartment
Fig. 155 Coolan t e xpans ion tank cap in the eng in e
compartment.
Screw the lid tightly.
Even in a n em erge ncy, do not use any other kind of coolant addi tive if eng ine coolant meeting
Volkswagen pa ge 254) is una v ail­
able! Instead, add distilled water
page 254.
H
ot steam and hot engin e coo lant can cause se­
rio us burns.
Never open the hood if yo u sec steam o r coolant esca ping from the engine compartment. Always wait until you no longer see or hear steam or coolant escapin g from the engine.
Always let the e ngin e cool down compl etel y
before carefully opening th e hood.
When the engin e has coo le d down and you are ready to open hood:
- F
irmly apply the parking brake and shift (automatic) o r Neutral (manual only).
- Hemov e
the vehicl e key from the ignition.
- Always keep c
hildren and others away from the en gin e compartment and never
leave them unsupervise d.
The engine coolant system is under pressure
w hen the engine is hot. Neve r unscrew the coolant expansion tank cap whe n the engine is hot. Hot coolant can spray out and ca use severe burns and other serious injuri es.
254 255

Checking the
the engine compartment: Remove the
cove r from the vehicle
first read and n o te th e introducto ry
o n p age 257.
the ve hicle battery does quire mainten an ce.
th e ve hicl e for work in th e engin e page 242
page 242.
the battery cover
De pending o n the e ng in e ty pe, there are different kinds of battery covers:
cove r: fig . 156 in directi o n of th e arrow and re m ove the cove r upward.
With a soft cove r: th e s ide
If the lighti ng conditi ons a re poor, use see the ba tt ery charge indicato r and w ha t co lor it is. Neve r use
The round ba tt ery ch a rge wind ow level
the engine compartm ent Fig
. 157
the engine compart ment:
p la ce d. Have it ch ec ke d by an thorize d Volkswagen deale r o r an authorize d Volk swage n cility.
Ba ttery electro ly te leve l is to ry.
Working on the batterie s can cause se riou s acid burns, exp lo sion, or electri cal shock.
Alway s wear eye protection and protective
glove s.
tect above a ll your hands, your arms, and your fa ce and eyes from spilling or squirting acid .
Never tilt the vehicl e battery. Acid could out of the battery vents and burn you.
Never open
258 259