Page 1225 of 1839

C
heck it e m C
heck re quir e m ents N
orm alco ndit io n 3
6 M
UT-I
I S
eria l co m munic a tio n
w it h th e MUT-I
I 1
V or le ss 1
3,3 1 A
BS-E C U pow er su pply I
g nit io n sw it c h : O N S
yste m vo lt a ge I
g nit io n sw it c h : S TA R T 0
V 4
7 D
ia gnosis ch angeove r in put W
hen th e MUT-I
I
is co nnecte d 1
V or le ss W
hen th e MUT-I
I
is not co nnecte d A
ppro xim ate ly 12 V 3
9 O
utp ut to bra ke warn in g la m p I
g nit io n W
hen th e la m p is off 2
V or le ss s
w it c h :O N W
hen th e la m p is on S
yste m vo lt a ge 4
4 O
utp ut to th e HBB buzze r I
g nit io n
s w it c h :O N W
hen th e HBB buzze r
d oes notso und S
yste m vo lt a ge W
hen th e HBB buzze r
s o unds 2
V or le ss 6
, 38 O
utp ut to th e moto r re la y I
g nit io n
s w it c h :O N W
hen th e pum p moto r is
n otopera tin g S
yste m vo lt a ge W
hen th e pum p moto r is
o pera tin g 2
V or le ss 1
7 O
utp ut to th e pre ssu re sw it c h
( fo r lo w pre ssu re warn in g) I
g nit io n
s w it c h :O N W
hen th e bra ke flu id
p re ssu re is lo w
( W hen th e HBB buzze r
s o unds) A
ppro xim ate ly 9 V W
hen th e bra ke flu id
p re ssu re is norm al
( W hen th e HBB buzze r
d oes notso und) A
ppro xim ate ly 4 V
Page 1226 of 1839

4
3 O
utp ut to pre ssu re sw it c h (fo r
p um p co ntr o l) I
g nit io n
s w it c h :O N W
hen th e bra ke flu id
p re ssu re is lo w
( W hen th e pum pm oto r is
o pera tin g) A
ppro x. 6 V W
hen th e bra ke flu id
p re ssu re is hig h
( W hen th e pum pm oto r is
n ot opera tin g) 2
V or le ss 3
5 N
egativ e cu rre ntd ete ctio n in put
f r o m th e pum p moto r I
g nit io n
s w it c h :O N W
hen th e pum p moto r is
n otopera tin g 2
V or le ss W
hen th e pum p moto r is
o pera tin g 2
V or le ss 4
9 V
olt a ge dete ctio n in putfr o m th e
p um p moto r I
g nit io n
s w it c h :O N W
hen th e pum p moto r is
n otopera tin g 2
V or le ss W
hen th e pum p moto r is
o pera tin g 2
V or le ss 4
5 P
osit iv e cu rre nt dete ctio n in put
f r o m th e pum p moto r I
g nit io n
s w it c h :O N W
hen th e pum p moto r is
n otopera tin g 2
V or le ss W
hen th e pum p moto r is
o pera tin g S
yste m vo lt a ge S
ig naln am e N
orm alco ndit io n B
etw een te rm in al 12
a nd th e body earth E
arth C
ontin uit y exis ts . B
etw een te rm in al 25
a nd th e body earth E
arth B
etw een te rm in al 26
a nd th e body earth E
arth B
etw een te rm in al 42
a nd th e body earth E
arth
Page 1227 of 1839

O
N-V EH IC LE SER VIC E
B RAKE PED AL CHEC K AND ADJU STM EN T
B RAKE PED AL HEIG HT
1 . Turn up th e ca rp et, etc . under th e bra ke pedal.
2 . Measu re th e bra ke pedal heig ht as illu str a te d.
S ta n dard valu e (A ):
< L .H . driv e veh ic le s> 192 -195 mm
< R .H . driv e veh ic le s> 187 -190 mm
3 . If th e bra ke pedalh eig ht is not w it h in th e sta ndard va lu e,
f o llo w th e pro ce dure belo w .
( 1 ) Dis co nnect th e sto p la m p sw it c h co nnecto r.
( 2 ) Loose n th e sto p la m p sw it c h by tu rn in g it appro x.
1 /4 tu rn s antic lo ckw is e .
( 3 ) Rem ove th e pin , and th en adju st so th at th e bra ke
p edal heig ht m eets th e sta ndard va lu e by tu rn in g
t h e cle vis .
( 4 ) Scre w in th e sto p la m p sw it c h until it to uch es th e
s to pper. A tth is tim e, su pport th e bra ke pedal to th e
h ig hest posit io n by hand.
( 5 ) Lock th e sto p la m p sw it c h by tu rn in g it appro x. 1/4
t u rn s clo ckw is e , and co nfir m th at th e cle ara nce
b etw een th e sw it c h plu nger and th e sto pper is as
s h ow n.
( 6 ) Connect th e co nnecto r at th e sto p la m p sw it c h .
C au tio n
C heck th atth e sto p la m pdoes notillu m in ate w hen
t h e bra ke ped al is not dep re ssed .
4 . ForA /T ,c h eck th e ke y in te rlo ck and sh if t lo ck m ech anis m s.
( R efe r to GRO UP 23 -On-v e hic le Serv ic e .)
5 . Retu rn th e ca rp et, etc .
B RAKE PED AL FR EE PLA Y
1 . Turn th e ig nit io n sw it c h to LO CK (O FF) posit io n.
D epre ssu ris e th e pow er su pply syste m of th e hyd ra ulic
b ra ke booste r (H BB) by depre ssin g th e bra ke pedal at
l e ast fo rty tim es until th e pedale ff o rt b eco m es hig h.T hen
p ush th e pedalw it h yo ur fin ger to ch eck th e pedalh eig ht
( fr e e pla y) is wit h in th e sta ndard va lu e.
S ta n dard valu e (B ): 3 –8mm A
L
.H .driv e veh ic le s
R .H .driv e veh ic le s O
pera tin g ro d S
to p la m p
s w it c h S
to pper
0.5 -1.0 mm B
w
ww.W ork sh opM an uals .c o .u k
P urc h ased f r o m w ww.W ork sh opM an uals .c o .u k
Page 1228 of 1839
Page 1229 of 1839
P
re ssu re
g auge
w
ww.W ork sh opM an uals .c o .u k
P urc h ased f r o m w ww.W ork sh opM an uals .c o .u k
Page 1230 of 1839
F
lu id pre ssu re at
f r o nt w heels M Pa F
lu id pre ssu re at
r e ar w heels M Pa 1
00 0
.6 or m ore 0
5
00 4
.5 or m ore 0
F
lu id pre ssu re at
f r o nt w heels M Pa F
lu id pre ssu re at
r e ar w heels M Pa 1
00 3
.0 -4.0 3
.3 -4.3 2
00 8
.0 -10.0 8
.0 -10.0 4
00 1
4.0 -18.0 1
4.0 -18.0 5
00 1
5.0 -19.0 1
5.0 -19.0
Page 1231 of 1839
R
esis ta nce C
onnecto r A C
onnecto r B b
etw een th e
t e rm in als (
re fe re nce 3
1 - 3
2 2 4 - 6 7 8
v
a lu e) 1
0 W
or le ss 1
0 W
or le ss 0
W C
onnecto r B C
onnecto r A C
onnecto r B
Page 1232 of 1839
T
e rm in alN o. 1 3 4 5
W
hen cu rre ntis
n otflo w in g W
hen cu rre ntis
f lo w in g T
e rm in alN o. 1 2 3 5
W
hen cu rre ntis
n otflo w in g W
hen cu rre ntis
f lo w in g M
oto r re la y 1 M
oto r re la y 2 M
oto r
r e la y 1 M
oto r re la y 2 W
hen en gin e is
s to pped W
hen en gin e is
s ta rte d
w
ww.W ork sh opM an uals .c o .u k
P urc h ased f r o m w ww.W ork sh opM an uals .c o .u k