ECU VOLKSWAGEN GOLF PLUS 2004 Service Manual

Introduction
In thi s section yo u'll find inform ation on th e fo l­
l ow ing:
Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Pr epara tio ns fo r workin g in the eng ine co m­
In an p age
a w hee l page
Tire mobili ty page 336
Storage
Fig. 176 In the luggage compartment: Floor covering raised and secu red.
Do it yourse lf
Loose tools and other objects kit and a lo o se spare tire may be thrown through the passenger compart­
m ent if yo u brake suddenly or stee r sharply or are involv ed in an accident. This can cause se­
r io u s injuri es.
Alw ays make sure the ve hicl e to ol kit , tire
mobili ty kit, and spare tire sized or com­
pact ) are securel y stow ed in th e luggage com-ment.
I
mprope r or damaged vehicl e tools can lead to
a ccid ent s and injury .
Neve r work with tools that are damage d or not right for the job .
firs t read and note th e int rod uc tory inform ation an d heed th e o n page326.
T he ve hicle t
ool kit, spare wheel, compact spare w hee l or tir e mobilit y set may be locate d in various
l oca tions in the lu ggage compart men t.
th e tir e m obilit y
set are stored in the foam insert
n ex t to t he ve hicl e too l kit.
If necessary, de ta ch the luggage compartment net page
Lift th e floo r cover ing and ha ng it on th e hook beneath the luggageco mpart mem fig. 176
w ise it not fit in its co mpart ment and ca nnot be stowe d sa fe ly.

Checklis t (continued)
7. th e jack so that its ba se is directly underneath th e lift page 333, fig. 185, making
sure th at the e ntire base of the jack rests securely on th e gro und.
B. Align the ja ck and w ind up th e jack claw at th e sa me time, pa ge 333, fig. 185 (ar row).
9. c ra nking up the jack until th e whee l is ju st a littl e
Usc only jacks approve d by Volk swage n fo r the ve hicle. Other jacks might slip , eve n those
ap pro ved for oth er Volkswagen models, but not
for your ve hicl e.
Always set up t h e jack on firm and leve l
ground. The vehicle may slip off the jack if the jack is resting on soft or slop ing ground. If n eces­
sary place a sturdy board under the jack.
a hard, slip pery surfa ce (such
to prevent the jack from slipping.
Posit io n the jack only at the describ ed hide lift points. Befor e yo u rai se your vehicl e, al­make sure the jack claw properly grip s th e
ve rtical rib under t11e sill so that th e ja ck d oes
n ot slip off when yo u are raisi ng the ve hicle page 333, fig. 185.
Do it yourself
Neve r have an y part of your body (such as your arm or leg) under the v ehicl e when it is
su pported by the ja ck. Never le t o ther pe rso ns have any part of their body under th e ve hicle, ther!
floor jack, a lways make sure th at t11e ve hicl e is
sa fe ly supported on safety stand s intended for that purpose that are strong e nough to support the weight of th e vehi cle.
Neve r lift t11e ve hicle when it is to one side or the e ngine is running.
Do not s tart th e eng in e while th e ve hicle is
support e d b y jack. Engine vib ratio ns ca use the vehi cle to slip off the jack.
Disr egarding
the safety- rela te d ch eckl is t may
l ea d to acc idents and serio us injuri es.
Alway s rev ie w and follow the ch ec kli st. Follow accep te d sa fety pract ices and use
common se nse.

Fig. 186 Chang ing a wheel: remove previo usly ened wheel bolts using the screwdr iver handle .
first read and no te th e introduct ory inform ation and hee d the on page330.
R emov
ing the wheel
Revie w the pag e 331.
Loosen th e w heel page 332.
the page 333.
Complete ly unscrew and rem ove the ously loosened whee l bolt s using the hexago nal
soc ke t in the sc rew dri ver h andl e fig. 186. th e wheel bolts on a clea n surf ace .
Re m ove the w heel.
Installing the spare or compact spare
unidirectiona l tir e, b e sure to install it in the proper ro llin g pag e 293, tires.
After changing a
fir st read and note th e introductory info rm ation and hee d th e on page330.
Clea n th e tools in the vehicl e too l kit if sary and stow th em in th e foa m gage pag e 326.
Securely sto re th e spare whee l, compact spare
w heel, o r th e whee l yo u took off the vehicle in th e
lugga ge compartment.
Practical tips
the spare whee l o r compac t spare wheel on th e ax le.
th e a nti-th eft wheel bolt in position 332, fig. 183 Han d tigh ten it using the adapter b y turnin g clockw ise.
i n all other w hee l b olts clockw ise and tig ht en them slig/ u/yusin g th e hexago nal socket in
the screwdrive r handle.
Lower the ve hicl e with the jack .
the lug wre n ch to firml y tighten all wheel
bolt s (turn Do not tighten them in sequ en ce ! Tight en any wheel bolt to beg in, th en tighten th e wheel bo lt dia gonally opposite the first
b o lt, and so for th.
page 328.
Wh
eel bolts that a re tighte ned or installed p rope rly can come loo se, causing loss of vehicle
contro l,
Always keep whee l bolt s and threads in the
w hee l hub clean and free of oil and grease . The
wheel bolts mus t turn easil y and must be
the hexagona l socket in th e sc rewdriver
handl e o nly to turn th e w hee l bolt s when they are loo se, never to loosen th em or
Have th e w heel b o lt tightening to rqu e ately c hec ke d with a to rqu e wre nch page 332.
Have the dam aged whee l re p laced as soo n as
poss ible.
In ve hicles with indir ect T ir e Monitoring th e sys te m mu st b e after each tir e ch a nge
334 335

Note
After replacing a headlight bulb or other light bulb, always make sure that the rubber covers or plastic ca ps have been properly and securely rein­
s talled to help prevent water from gettin g into the
e lec trica l connection s and headlight hou sin g and damaging th e e lectrical system_
Please first read and note the introductory information and heed the o n page 344.
Lights up Possible cau se
Light bulb of th e exterio r ve hicle lighting . not working .
W
hen the ignit ion is swi tc h ed on, severa l wa rnin g
and indi cator lights come on briefl y for a fun ction
check. They go out after a few seconds.
Failure to heed warning lights and instrument cluste r text messages can cause the ve hicle to break down in traffic and result in a co llision and serious personal injury.
Never ignore warning lights or tex t WARN­INGS.
tips
Proper response
R
epl ace the ligh t bu lb.
WARNING
A lways sto p th e ve hicl e as soon as it is safe to
do so .
Note
Failure to heed warning lights or tex t WARNINGS can result in vehicl e damage.
344 345

in the
Tu rn signal indicator, High beam and parki ng light as as daytime r u n ni ng lig ht.
fir st read and no te the introductory inform ation and heed the o n page344.
is no t necessary to dismantle th e headlight
pl ace a light bulb.
carry out each step only in the order specified:
fig. !92
Front turn sig n al
Low beam indicator H ig h beam day-Parking light (small bulb time running light h older)
Hev ie w and follow th e page 3 46.
2.
t h e engine page 2 42.
off the respective rubber co ve r on th e re a r o f th e 3. Dep endi ng on the model, a plas tic cove r w ith a securing cl ip mig h t be used. th e secu ring cl ip upward and r emove the c o ve r.
Rotate th e bulb h older as far as it goes to the left and pull out the bul b h old e r 4. with the light bulb Faci ng
out with t h e ligh t bulb facing rearw ard. rearward.
5 .
the light bulb straight out o f th e bulb ho ld er.
I f necessary, press the lo ck on th e bulb holder.
6. the burned out light bulb with bulb of th e ty pe.
I n
sert the bulb holder into the headlight and turn far as Insert th e bulb holder into 7. th e headligh t and sli d e it
it goes to the right.
in complete ly .
8 . Attac
h
the rubber or pla sti c c over. If applicable push down the securing cl ip.
The illu stra ti ons s how the le ft headlight fro m the re ar. The right h eadlight is the mirror ima ge.
Practical lips 346 347

Replacing tailligh t bulbs in the body of the vehicle
fig. 197 To th e s id e in th e luggage comportment: Re­mov ing th e cur in g screw.
Please fir st read
o n page 344 .
P l
ease carry out each ste p onl y in the order speci ­
fied.
Removing the
I. Review and the page 346.
2 . the rear page 45.
Fig. 198 to L oc king lugs .
3. 197) and pull the trim forwa rd .
4.
5.
6.
the re lease of th e connector together in th e direction of the arrows and th e connector otT.
th e securing screw by hand
Care full y re move th e taillig ht reanvard from th e body and place it on a clea n , s mooth surface.
Changing the light bulb
7. To unlock the bulb hold er, press th e locking fig. 198 to in direction th e arrow.
8 . Hem
ove th e bulb ho lder th e ta illi ght.
9 . Re
place the burned out light bulb w ith a n ew bulb or the same t ype.
Insert the bulb holde r into the tailli gh t. The lockin g lugs must latch a udibly.
II. Carefull y insert th e ta illight into the op en in g in the body.
12 . Hold the ta illight w ith o ne hand in th e in stallatio n position and wi th the othe r hand, tighte n
t h e
securing 197
Do it yo urself

Check for prop er in stallatio n and secure fit of
Attac h t he page fig. to the bul b ho ld er.
H eplace the s id e inte rio r tr im of the lu gg age co mpartm ent.
C lose t h e re ar hatch page 45 .
D ue to diff ere n t v ers io ns of t he th e
re p resentati on in the illustratio ns.
Taill ights w ith h av e a bulb fo r the turn signal. This bul b ca n b e
rear bumper: License plate lamp. Fig. License plate lamp: Removing bulb holder.
on page 344.
page 346 .
W ith
the flat bla de o f the screwdriver fr om the ve hicl e tool kit
3 . out th e license la m p sligh tly.
o n the connecto r re le ase in th e apa rt th e sec urin g cl ip on the rear of t he
4 .
lio n of the fig . pull the license plat e lam p assembly .
connect o r plu g off.
Turn bulb ho ld er in the direc tio n of the arro w
He move th e bul b ho ld er fr om the license 5 .
®an d p ull it out togethe r w ith th e light bulb. p
la te lamp.
6.
Hepl ace the burned out light b ulb w ith a new bulb of the sam e typ e.
Practical tips 35 1

Please carry out each ste p only in the order sp ec ified:
Clampe d lic en se pla te lamp licen se plate lamp
I n se rt th e bu lb h old e r in to th e lice nse pla te Inse rt the bulb h older int o th e lice nse pla te 7 . lamp a nd turn op po site the direction of t h e
page 351, fig. far a s it go es. l
a m p.
Press the securin g cl ip s togeth er. The bulb 8 . th e connec to r onto th e bu lb ho ld e r. holder m
ust b e tightly conn ec te d t o th e li-
c e nse p late la m p.
9. inse rt th e lice nse pla te lamp into th e o penin g in the bumper. E n su re th at th e lice nse p late lamp is ins talle d in the co rrect dir ectio n.
Pre ss the lice nse p lat e lamp in to th e bumper T ig h te n th e sec urin g scre ws of th e lice nse
u nt il it a udibl y latc hes . pla te lamp w it h th e screw driver.
Do i t yourself

If transmission has leake d out of th e missio n.
If there is o r n o oil in th e transmiss io n cause of damage to your ve hicl e, it mus t be moved
w ith th e dri ve wheels off th e ground.
If the front and rear w heels cannot t u rn.
Fig . 202 In righ t front bumper : Remove cover.
read and note the introdu ctory information and heed the on page357.
T he re is a thread ed hole for
the tow ing eye in the
right front
Take the tow ing eye, the lu g wre nch, and the
sc rewdriver out o f the ve hicle too l kit in the page 326.
on the cove r at the top 202
(a rrow ) so that it pops out.
Remove the cover and let it hang from the bumper.
Do it yourself
the ve hicl e battery is disc harged, since the s teering re m ain disabled, and it may not be poss ibl e to release the elect ro ni c steerin g column lock.
If yo u have to tow an automatic tran smissio n
ve hicl e m ore th an miles km ).
A vehicle can be to we d onl y if the electro nic steerin g co lumn lock is released. In case of a
power loss or malfunc tions of the e lectrical
sys te m , th e e ngine may have to be jump-start ed in order to re lease the electroni c steerin g column
Fig . 2 0 3 In righ t front bumper: Screwing in t owi ng eye .
the tow ing eye counter-clock wise into the threaded ho le as far as it will go (arrow) Use the lug wrenc h to turn and tig ht en th e towing eye.
towing is compl e te, unscrew the towi ng eye cl ock wise to re m ove it.
on the lower part of the cover until the
lower lip has locke d into pla ce.
Note
Always make sure the towin g eye is screwe d all the w ay into threaded hole so that it is secure. If not, it could be pull ed out while your vehicle is being

the towing eye in the rear
Fig. rig ht rear b umper: Remove cover.
P le ase first read and not e th e information and heed the
on page357.
The re is another threaded hole for the towing eye
in the right rear
tow ing instruction s .
the rear towing eye
Tak e the towing eye, the lu g w rench, and the
sc rewdrive r out of the veh icle tool kit in the
Pu sh on the cove r at the (arrow) so that it po ps out.
th e cover and le t it
tips
Fig .
the towing eye counter-clockwise into
th e threade d hol e as far as it will go (arrow) fig. Use th e lu g wrench to turn and tighten th e towin g eye.
W hen t owi ng is complet e, unscrew the towin g
eye clockwise to remove
Position th e lower lip of th e cover in th e
o penin g in the bumper and ca re full y push th e upper lip over the edge of th e opening until the
l ower lip has locke d in plac e.
Note
Always make sure the towing eye is screwe d all the way into threaded ho le so that it is secure . If n ot, it could be pulled out while your veh icle is being
358 359