2-111
2-111
501569
501569
CHAPTER 2 TROUBLESHOOTING FOR CONTROL CIRCUITS
CHAPTER 2 TROUBLESHOOTING FOR CONTROL CIRCUITS
3.
3.49
49 PD
PDS
S Bu
Buzz
zzer
er Fa
Faul
ult
t (7
(76)
6)
Error code: 76
Error code: 76
Si
Situ
tuat
atio
ion
n
Di
Disp
spla
lay: "7
y: "76"
6". All o
. All ope
pera
rati
tion
ons ava
s avail
ilab
able e
le exc
xcep
ept fo
t for the b
r the buz
uzze
zer.
r.
Possible
Possible
cause
cause
Faulty PDS buzzer, faulty main harness, faulty
Faulty PDS buzzer, faulty main harness, faulty logic unit.
logic unit.
Trigger of
Trigger of
the error
the error
code
code
By short circuit detection signal of
By short circuit detection signal of logic card.
logic card.
Checks
Checks
(1) Disconnect battery plug, then perform inverter discharging work
(1) Disconnect battery plug, then perform inverter discharging work
(2) Disconnect connector of PDS buzzer
(2) Disconnect connector of PDS buzzer
Check c
Check c
ircuit between R1 and R
ircuit between R1 and R
2
2
of
of
side
side
N
N
o
o
t
t
s
s
h
h
o
o
r
r
t
t
e
e
d
d
S
S
h
h
o
o
r
r
t
t
e
e
d
d
(3) Repair or replace main harness
(3) Repair or replace main harness
(4) Check short circuit between R1 and R2 or PDS buzzer
(4) Check short circuit between R1 and R2 or PDS buzzer
N
N
o
o
t
t
s
s
h
h
o
o
r
r
t
t
e
e
d
d
S
S
h
h
o
o
r
r
t
t
e
e
d
d
(5)
(5)
Replace
Replace
PDS
PDS
buzzer
buzzer
(6) Disconnect connector of E-03 and E-04 of Logics
(6) Disconnect connector of E-03 and E-04 of Logics
Check s
Check s
hort circuit between E-03-34 and
hort circuit between E-03-34 and
R
R
/W of key switch
/W of key switch
Check s
Check s
hort circuit between E-04-44 and
hort circuit between E-04-44 and
R
R
/W of key switch
/W of key switch
N
N
o
o
t
t
s
s
h
h
o
o
r
r
t
t
e
e
d
d
S
S
h
h
o
o
r
r
t
t
e
e
d
d
(
(
7
7
)
)
R
R
e
e
p
p
l
l
a
a
c
c
e
e
l
l
o
o
g
g
i
i
c
c
c
c
a
a
r
r
d
d
o
o
f
f
l
l
o
o
g
g
i
i
c
c
u
u
n
n
i
i
t
t
(
(
8
8
)
)
R
R
e
e
p
p
a
a
i
i
r
r
o
o
r
r
r
r
e
e
p
p
l
l
a
a
c
c
e
e
m
m
a
a
i
i
n
n
h
h
a
a
r
r
n
n
e
e
s
s
s
s
Summary of Contents for FB13PNT
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