Lexus ES300 (1997 year). Manual — part 406
DI01S–01
N22047
N22048
I00635
Theft Deterrent Horn
Horn
Engine Hood Courtesy Switch
E/G Room J/B No.2
DOME Fuse
HORN Fuse
ECU–IG Fuse
CIG Fuse
ST Relay
HORN Relay
Headlight Control
Relay
Theft Deterrent ECU
Ignition Switch and
Key Unlock Warning Switch
Instrument Panel J/B
DOOR Fuse
ST Fuse
Taillight Control
Relay
Horn
Luggage Compartment Door
Opener Main Switch
–
DIAGNOSTICS
THEFT DETERRENT SYSTEM
DI–401
553
1997 LEXUS ES300 (RM511U)
PARTS LOCATION
N22049
Door Lock Assembly
Door Unlock Detection
Switch
Door Key Lock and
Unlock Switch
Door Lock Assembly
Door Unlock Detection
Switch
Door Lock Assembly
Door Unlock Detection
Switch
Luggage Compartment
Door Key Lock and
Unlock Switch
Luggage Compartment
Door Courtesy Switch
Door Courtesy Switch
Door Courtesy
Switch
DI–402
–
DIAGNOSTICS
THEFT DETERRENT SYSTEM
554
1997 LEXUS ES300 (RM511U)
DI01T–01
I00302 I00303
I00304
Connector ”B”
Connector ”A”
T4
T3
–
DIAGNOSTICS
THEFT DETERRENT SYSTEM
DI–403
555
1997 LEXUS ES300 (RM511U)
TERMINALS OF ECM
Symbols (Terminals No.)
Wiring Color
Condition
STD Voltage (V)
DSWP
↔
E
R G
W B
Door courtesy switch ”ON”
(Passenger’s door opened)
Below 1
Ω
DSWP
↔
E
(A1
↔
B4)
R–G
↔
W–B
Door courtesy switch ”OFF”
(Passenger’s door closed)
1 M
Ω
or higher
DSWD
↔
E
R G
W B
Door courtesy switch ”ON”
(Driver’s door opened)
Below 1
Ω
DSWD
↔
E
(A2
↔
B4)
R–G
↔
W–B
Door courtesy switch ”OFF”
(Driver’s door Closed)
1 M
Ω
or higher
CTY
↔
E
R W
W B
Door courtesy switch ”ON”
(Rear door opened)
Below 1
Ω
CTY
↔
E
(A3
↔
B4)
R–W
↔
W–B
Door courtesy switch ”OFF”
(Rear door closed)
1 M
Ω
or higher
DSWH
↔
E
B
W B
Engine hood courtesy switch ”ON”
(Engine hood opened)
Below 1
Ω
DSWH
↔
E
(A4
↔
B4)
B
↔
W–B
Engine hood courtesy switch ”OFF”
(Engine hood closed)
1 M
Ω
or higher
DSWL
↔
E
R Y
W B
Luggage compartment door courtesy switch ”ON”
(Luggage compartment door opened)
Below 1
Ω
DSWL
↔
E
(A5
↔
B4)
R–Y
↔
W–B
Luggage compartment door courtesy switch ”OFF”
(Luggage compartment door closed)
1 M
Ω
or higher
L2
↔
E
L W
W B
Door key lock and unlock switch ”LOCK”
(Driver’s and passenger’s door)
Below 1
Ω
L2
↔
E
(A6
↔
B4)
L–W
↔
W–B
Door key lock and unlock switch ”UNLOCK”
(Driver’s and passenger’s door)
1 M
Ω
or higher
UL3
↔
E
R G
W B
Door key lock and unlock switch ”UNLOCK”
(Driver’s door)
Below 1
Ω
UL3
↔
E
(A7
↔
B4)
R–G
↔
W–B
Door key lock and unlock switch ”LOCK”
(Driver’s door)
1 M
Ω
or higher
UL2
↔
E
L
W B
Door key lock and unlock switch ”UNLOCK”
(passenger’s door)
Below 1
Ω
UL2
↔
E
(A8
↔
B4)
L
↔
W–B
Door key lock and unlock switch ”LOCK”
(passenger’s door)
1 M
Ω
or higher
LUG
↔
E
G W
W B
Luggage compartment door key lock and unlock switch ”ON”
Below 1
Ω
LUG
↔
E
(A9
↔
B4)
G–W
↔
W–B
Luggage compartment door key lock and unlock switch ”OFF”
1 M
Ω
or higher
IND
↔
E
(A10
↔
B4)
R–Y
↔
W–B
Always
Below 1 V
+B1
↔
Body ground
(A11
↔
Body ground)
R
↔
W–B
Always
10 – 14 V
DI–404
–
DIAGNOSTICS
THEFT DETERRENT SYSTEM
556
1997 LEXUS ES300 (RM511U)
IG
↔
E
B R
W B
I
iti
it h i t
d t ”ON”
iti
10
14 V
IG
↔
E
(A12
↔
B4)
B–R
↔
W–B
Ignition switch is turned to ”ON” position
10 – 14 V
ACC
↔
E
P L
W B
I
iti
it h i t
d t ”ACC”
iti
10
14 V
ACC
↔
E
(A13
↔
B4)
P–L
↔
W–B
Ignition switch is turned to ”ACC” position
10 – 14 V
TSW
↔
E
L Y
W B
Luggage compartment door opener main switch ”ON”
( Luggage compartment door opened)
Below 1
Ω
TSW
↔
E
(A14
↔
B4)
L–Y
↔
W–B
Luggage compartment door opener main switch ”OFF”
( Luggage compartment door closed)
1 M
Ω
or higher
KSW
↔
E
L B
W B
Key unlock warning switch ”ON”
(Key inserted)
Below 1
Ω
KSW
↔
E
(A15
↔
B4)
L–B
↔
W–B
Key unlock warning switch ”OFF”
(Key removed)
1 M
Ω
or higher
LSWD
↔
E
L R
W B
Door unlock detection switch ”ON”
(Driver’s door)
Below 1
Ω
LSWD
↔
E
(A16
↔
B4)
L–R
↔
W–B
Door unlock detection switch ”OFF”
(Driver’s door)
1 M
Ω
or higher
LSWP
↔
E
Y
W B
Door unlock detection switch ”ON”
(Passenger’s door)
Below 1
Ω
LSWP
↔
E
(A17
↔
B4)
Y
↔
W–B
Door unlock detection switch ”OFF”
(Passenger’s door)
1 M
Ω
or higher
LSWR
↔
E
L Y
W B
Door unlock detection switch ”ON”
(Rear door)
Below 1
Ω
LSWR
↔
E
(A18
↔
B4)
L–Y
↔
W–B
Door unlock detection switch ”OFF”
(Rear door)
1 M
Ω
or higher
PANI
↔
E
LG
W B
It is receiving panic signal from remote keyless entry
Below 1
Ω
PANI
↔
E
(A24
↔
B4)
LG
↔
W–B
Except above mention
1 M
Ω
or higher
+B2
↔
Body ground
L–W
↔
Body
Al
10
14 V
+B2
↔
Body ground
(B1
↔
Body ground)
L W
↔
Body
ground
Always
10 – 14 V
TO
↔
E
L
W B
Al
10
14 V
TO
↔
E
(B2
↔
B4)
L
↔
W–B
Always
10 – 14 V
SH
↔
E
W L
W B
Al
10
14 V
SH
↔
E
(B3
↔
B4)
W–L
↔
W–B
Always
10 – 14 V
E
↔
Body ground
(B4
↔
Body ground)
W–B
↔
Body
ground
Always
10 – 14 V
HORN
↔
E
G B
W B
H
it h ”OFF”
10
14 V
HORN
↔
E
(B6
↔
B4)
G–B
↔
W–B
Horn switch ”OFF”
10 – 14 V
TAIL
↔
E
G R
W B
Li ht
t l
it h ”TAIL”
”HEAD”
10
14 V
TAIL
↔
E
(B7
↔
B4)
G–R
↔
W–B
Light control switch ”TAIL” or ”HEAD”
10 – 14 V
HEAD
↔
E
R B
W B
Li ht
t l
it h ”HEAD”
10
14 V
HEAD
↔
E
(B8
↔
B4)
R–B
↔
W–B
Light control switch ”HEAD”
10 – 14 V
SRLY
↔
E
(B9
↔
B4)
W–B
↔
W–B
Ignition switch ”ST” and PNP switch ON
(Shift to N or P position)
10 – 14 V
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