Page 481 of 1500
CHECK AT ECU TERMINAL
SIMPLIFIED WIRING SYSTEM (SWS)54B-481
22 Output to door unlock (for
driver's door)When driver's door lock actuator
is operating (doors unlocked)Battery positive voltage
23, 24
25 Input of door lock key cylinder
switch (UNLOCK) signalDoor lock key cylinder switch:
UNLOCK0 V
26
28
29 Input of rear door lock actuator
(UNLOCK) signalRear door lock actuator:
UNLOCK0 V
30 Input of key reminder switch
signalKey reminder switch: ON (when
ignition key is removed)0 V
31, 32
33 Input of door lock switch (LOCK)
signalDoor lock switch (incorporated in
power window switch): LOCK0 V
34 Input of door lock switch
(UNLOCK) signalDoor lock switch (incorporated in
power window switch): UNLOCK0 V
35 Input from rear door switch (RH) Rear door switch (RH): ON (rear
door (RH) open)0 V
36 Input of driver's door lock
actuator (UNLOCK) signalDriver's door lock actuator:
UNLOCK0 V
37 Input from trunk lid latch
assemblyTrunk lid latch: ON (trunk open) 0 V
38 Ground (for sensor) Always 0 V
39
41
42 Input of door lock key cylinder
switch (LOCK) signalDoor lock key cylinder switch:
LOCK0 V
43 Input of front passenger's door
lock actuator (UNLOCK) signalFront passenger’s door lock
actuator: UNLOCK0 V
44 Output to horn relay When a horn sounds by the
keyless entry horn answerback
function2 V or less
45 Output to data link connector When DTC sets 0
12 V (pulse signal)
When input check signal is
output0
12 V (when input
pulse signal is
fluctuating)
46 Output to trunk lamp When trunk lid latch on. 0 V
47
48 Input of fog lamp switch signal Fog lamp switch: ON 0 V
49 Input of hazard warning lamp
switch signalHazard warning lamp switch: ON
(When the switch is depressed)0 V
50 Ground (for sensor) Always 0 V
51 Key Ring Antenna (+) 0 V 0 V
52 Key Ring Antenna (-) 0 V 0 V
53 SWS communication line Always 0
12 V (pulse signal) TERMINAL
NO.INSPECTION ITEM INSPECTION CONDITION NORMAL VALUE
Page 482 of 1500
CHECK AT ECU TERMINAL
SIMPLIFIED WIRING SYSTEM (SWS)54B-482
54 58
59 Input from front passenger's door
switchFront passenger's door switch:
ON (front passenger's door
open)0 V
60 Input of signal from variable
intermittent wiper control switchIgnition switch: "ACC,"
Variable intermittent wiper
control switch: "FAST" to
"SLOW"0
2.5 V
61 Input of diagnosis indication
selectionWhen diagnostic tool is
connected0 V
62 Output of data request signal Always 0
12 V (pulse signal)
63 Output to ignition key hole
illumination lampWhen ignition key hole
illumination lamp is on0 V
64
65
66 CAN HI Always 60 10
67 CAN LO Always 60 10
68 Output to security lamp 0 V TERMINAL
NO.INSPECTION ITEM INSPECTION CONDITION NORMAL VALUE
Page 483 of 1500
CHECK AT ECU TERMINAL
SIMPLIFIED WIRING SYSTEM (SWS)54B-483
COLUMN SWITCH
TERMINAL
NO.INSPECTION ITEM INSPECTION CONDITION NORMAL VALUE
1 Battery power supply Always Battery positive voltage
2 Input of data request signal Always 0
12 V (pulse signal)
3 SWS communication line Always 0
12 V (pulse signal)
4Ground Always 0 V
5
6 Output of signal from variable
intermittent wiper control switch:
"FAST" to "SLOW"Igniting switch: "ACC,"
Variable intermittent wiper
control switch: "FAST" to
"SLOW"0 2.5 V
7
8 Output of backup signal from
windshield wiper switchWindshield low-speed wiper
switch or windshield high-speed
wiper switch: ON0 V
9 Power supply to ignition switch
(IG1)Ignition switch: "ON" Battery positive voltage
10 Output of backup signal from
headlamp switchIgnition switch: "ON,"
Headlamp switch: ON0 V
Page 484 of 1500
CHECK AT ECU TERMINAL
SIMPLIFIED WIRING SYSTEM (SWS)54B-484
FRONT-ECU
NOTE: Terminal voltages cannot be measured as the
front-ECU is installed directly on the relay box.
Therefore, this information is only for reference.
TERMINAL
NO.INSPECTION ITEM INSPECTION CONDITION NORMAL VALUE
1 Output to fog lamp relay When the fog lamps are on Battery positive voltage
2 Output to headlamp (high-beam) When headlights (high-beam)
are onBattery positive voltage
3, 4 Battery power supply (for
headlamp)Always Battery positive voltage
5 Battery power supply (for
taillamp)Always Battery positive voltage
6 Output to headlamp (low-beam) When headlights (low-beam) are
onBattery positive voltage
7 Battery power supply (for ECU) Always Battery positive voltage
8 Output to taillamps When taillamps are on Battery positive voltage
9
11
21 Output to windshield washer When windshield washer is on Battery positive voltage
22 SWS communication line Always 0
12 V (pulse signal)
23 Input of automatic stop signal to
windshield wiperWhen windshield wiper is on Battery positive voltage
24 Power supply to ignition switch
(ACC)Ignition switch: "ACC" Battery positive voltage
25 Input of backup signal from
headlamp switchHeadlamp switch: ON0 V
26 Input of backup signal to
windshield wiperWindshield low-speed wiper
switch or windshield high-speed
wiper switch: ON0 V
27 Output to windshield wiper
(low-speed)When windshield wiper is on (at
low speed)Battery positive voltage
28 Output to windshield wiper
(high-speed)When windshield wiper is on (at
high speed)Battery positive voltage
30 Power supply to ignition switch
(IG2)Ignition switch: "ON" Battery positive voltage
31 Ground Always 0 V
Page 485 of 1500
CHECK AT ECU TERMINAL
SIMPLIFIED WIRING SYSTEM (SWS)54B-485
SUNROOF-ECU
TERMINAL
NO.INSPECTION ITEM INSPECTION CONDITION NORMAL VALUE
1 Battery power supply (for motor) Always Battery positive voltage
2 Power supply to ignition switch
(IG2)Ignition switch: ON Battery positive voltage
3, 4
5Ground Always 0 V
6 Input signal ("CLOSE/DOWN")
from the sunroof switch Sunroof switch: "CLOSE/DOWN" 0 V
7 Input signal ("UP") from the
sunroof switch Sunroof switch: "UP" 0 V
8 Input signal ("OPEN") from the
sunroof switch Sunroof switch: "OPEN" 0 V
9
10 SWS communication line Always 0 12 V (pulse signal)
Page 493 of 1500
INSTRUMENT PANEL ASSEMBLY
INTERIOR52A-4
INSTRUMENT PANEL ASSEMBLY
REMOVAL AND INSTALLATIONM1521001700684
Refer to GROUP 52B, SRS Service Precautions P.52B-16 and Air bag Module and Clock Spring
P.52B-237 before removing the passenger side air bag module.
Do not subject the SRS-ECU to any shocks when removing or installing the instrument panel.
The following bolts and screws are used for installing the instrument panel. Bolts and screws are indicated as
marks shown in the illustration in the sections of "Removal and Installation" and "Disassembly and Assem-
bly."
NAME SYMBOL SIZE (D
L) mm COLOR SHAPE
TAPPING SCREW a 5
12 BLACK
b5
16 -
c5
20 -
d5
20 BLACK
e6
16 GREEN
f8
15 -
WASHER
ASSEMBLY BOLTg6
16 -
h6
25 -
i6
16 -
Page 495 of 1500
Page 514 of 1500
FRONT SEAT ASSEMBLY
INTERIOR52A-25
MEMORY SEAT DIAGNOSIS
POWER SEAT SUPPLY AND GROUND CONNECTOR (D-40)
SPECIAL TOOL:
MB991219: Inspection Test Harness
CIRCUIT DIAGRAMS:
Refer to circuit diagrams GROUP-90
Refer to configuration diagrams GROUP-80
NOTE: Check connectors and terminals for damage or
loose connections at the seat harness and all supply
circuits connections to seat. Repair or replace wiring
harness if damaged.
NOTE: The special tool (Inspection test harness) MB991219
for connector pin contact pressure should be used. The test
probe should never be forcibly inserted, as it may cause a
defective contact.
10-WAY TRACK (MEMORY)- SOURCE TO (MSC) POWER
CONNECTOR (D-38)
NOTE: The special tool (Inspection test harness) MB991219
for connector pin contact pressure should be used. The test
probe should never be forcibly inserted, as it may cause a
defective contact. SUPPLY TEST
CONNECTION
(D-40) SPECIFIED CONDITION
BATTERY
SUPPLY112V
GROUND 2 Less than 2 ohms or 0V
CIRCUIT
DESCRIPTION TEST CONNECTION
(MSC)
POWER
(D-38) SOURCE INTERMEDIATE
CONNECTOR
GROUND 1 GROUND 15 -
"NEUTRAL" 2 A/T-ECU (B-19) 31 (B-25) pin 9
Bus LT 3 - -
IGNITION- LED ON 4 (IGN 2) J/B fuse 9 (C-28) pin 35
DOOR SW.- LED ON 5 RH Door sw. (D-34) 2 -
VEHICLE SPEED 6 A/T-ECU (B-19) 24 (C-25) pin 8
"PARK" 7 A/T-ECU (B-19) 30 (C-25) pin 10
N.C - - -
