BMW 325Ci Owner's Manual page 183

Jump-starting
D o n ot u s e s pra y start er fluid s.
If th e b att ery is dis c h arg e d , th e e n gin e
c a n b e start e d w ith th e u s e of t w o
ju m p er c a ble s a n d th e b att ery of
a n oth er v e hicle . U s e o nly ju m p er c a ble s
w ith fully in s ulat e d grip s o n th e t ermin al
cla m p s.
D o n ot to u c h th e p arts c o n d u ctin g
ele ctric al c urre nt w hile th e e n gin e
is ru n nin g. F ailure to c o m ply w ith this
cre at e s a ris k of fatal injury.<
C are fully c o m ply w ith th e follo w in g
in stru ctio n s to a v oid p ers o n al injury or
d a m a g e to o n e or b oth v e hicle s:
1 B e s ure th at th e b att ery o n th e
s u p p ort v e hicle is als o rat e d at
1 2 v olts, a n d th at th e c a p a citie s of
th e t w o b att erie s (A h) are ro u g hly
c o m p ara ble (print e d o n c a sin g).
2 L e a v e th e drain e d b att ery c o n n e ct e d
to th e v e hicle's ele ctric al syst e m .
3 M a k e s ure th at th ere is n o c o nta ct
b e t w e e n th e b o d y w ork of th e t w o
v e hicle s – this cre at e s a ris k of s h ort
circ uits.
4 S tart b y c o n n e ctin g th e ju m p er c a ble
fro m th e p o sitiv e t ermin al of th e
s u p p ort v e hicle to th e p o sitiv e
t ermin al c o n n e ctor lo c at e d in y o ur
B M W 's e n gin e c o m p artm e nt. T h e
c o v er of th e p o sitiv e t ermin al
c o n n e ctor is m ark e d w ith a " + " sig n.
R e fer to th e illu stratio n. R e m o v e b y
p ullin g th e ta b (arro w 1).
5 T h e n c o n n e ct th e n e g ativ e t ermin als.
A tta c h th e c a ble to eith er th e s u p p ort
v e hicle's n e g ativ e b att ery t ermin al, or
to a s uita ble gro u n d o n its e n gin e or
b o d y w ork. T h e n c o n n e ct th e oth er
e n d of th e c a ble to a gro u n d o n th e
e n gin e or o n th e b o d y w ork of th e
v e hicle th at is to b e start e d . T h ere is
a s p e cial n ut pro vid e d for this o n th e
B M W (arro w 2).
F ollo w th e s a m e s e q u e n c e for
c o n n e ctin g th e ju m p er c a ble s
w h e n h elpin g oth er v e hicle s. If y o u d o
n ot, th ere is th e ris k of injury if s p ark s
are g e n erat e d at th e b att ery.<
6 S tart th e s u p p ort v e hicle's e n gin e
a n d le t it ru n.
7 S tart th e e n gin e o n th e v e hicle
n e e din g th e ju m p - start, a n d allo w it
to ru n a s u s u al. If th e first start
att e m p t is n ot s u c c e ssful, w ait a fe w
min ut e s b e fore a n oth er att e m p t in
ord er to allo w th e dis c h arg e d b att ery
to re c h arg e .
8 B e fore dis c o n n e ctin g th e ju m p er
c a ble s fro m y o ur B M W , turn o n th e
lig htin g, th e re ar w in d o w d e fro st er
a n d s e t th e blo w er to th e hig h e st
s p e e d ; allo w th e e n gin e to ru n
a p pro x. 1 0 s e c o n d s. T his w ill pre v e nt
a v olta g e s urg e fro m th e v olta g e
re g ulator to th e ele ctric al a c c e ss o -
rie s.
9 T h e n dis c o n n e ct th e ju m p er c a ble s in
re v ers e s e q u e n c e .
D e p e n din g o n th e c a u s e of th e f a ult,
re c h arg e th e b attery.
1 8 3 n