Pro
te
cte
d b
y c
op
yri
gh
t. C
op
yi
ng
fo
r p
riv
at
e
o
r c
o
m
m
e
rc
ia
l p
u
rp
o
s
e
s
, i
n
p
a
rt
o
r i
n
w
h
o
le
, i
s
n
o
t p
e
rm
itt
ed
u
nl
es
s a
ut
ho
ris
ed
by
Vo
lksw
agen
AG. Volkswagen AG doe
s not
gua
ran
tee
or a
cc
ep
t a
ny
lia
b
ilit
y w
ith
re
s
p
e
c
t t
o
th
e
c
o
rr
e
c
tn
e
s
s
o
f
in
fo
rm
a
tio
n
in
th
is
d
oc
um
en
t.
C
op
yrig
ht b
y V
olk
sw
age
n A
G.
9
Alternator
Caution
Disconnecting and connecting the battery as described in the
Workshop Manual
⇒ page 29
.
9.1
Fastening B+ wire to alternator
Caution
If the B+ wire is not secured with the prescribed torque the
following may occur:
♦ Battery not charge fully.
♦ Vehicle electrics/electronics fail completely (breakdown).
♦ Danger of fires from sparks.
♦ Damage to electronic components and control units due
to excessive voltage.
– The tightening torque for the securing nut of the B+ wire
-arrow- an be found in the following table “Tightening torques”
⇒ page 145
.
9.2
Checking ribbed belt (poly V-belt)
– Crank engine at vibration damper/belt pulley using a socket.
– Fit ribbed belt (poly V-belt).
♦ Sub-surface cracks (cracks, core ruptures, cross sectional
breaks)
♦ Layer separation (top layer, draw strands)
♦ chassis breakout
♦ Fraying of cord strands
♦ Flank wear (material wear, frayed flanks, flank brittleness
(glassy flanks), surface cracks)
♦ Traces of oil and grease
Caution
It is essential to renew poly V-belt if faults are found. This will
avoid possible break-downs or operating problems.
Jetta 2005 ➤ , Bora 2006 ➤
Electrical System - Edition 05.2005
98
Rep. Gr.27 - Starter, current supply, CC