Mitsubishi Grandis. Manual — part 277
CHECK AT ECU TERMINAL
SMART WIRING SYSTEM (SWS) USING SWS MONITOR
54C-570
19
−
−
−
20
Battery power supply (for ECU)
Always
System voltage
21
Input from rear fog lamp switch
Rear fog lamp switch: ON
0 V
22
Output to central door locking (for
unlocking the driver's door)
When the door lock actuators
unlock the doors
System voltage
23
Rear washer output
When rear washer is operating
System voltage
24
Input from remote controlled mirror
switch (fold switch)
Remote controlled mirror switch
(fold switch): ON
0 V
29
Input from passenger’s seat belt
switch
When passenger’s seat belt switch
is on
−
30
Input to key reminder switch
Key reminder switch: ON (ignition
key removed)
0 V
31
Output to electric retractable remote
controlled mirror (unfold)
When the door mirrors are folding
System voltage
33
Input to door key switch or tailgate
key switch (lock switch)
All doors and tailgate: Locked
0 V
34
Input to door key switch or tailgate
key switch (unlock switch)
All doors and tailgate: Unlocked
0 V
35
Input to driver's door lock actuator
(lock switch)
Driver's door lock: Locked
0 V
36
Input to driver's door lock actuator
(unlock switch)
Driver's door lock: Unlocked
0 V
37
Input from tailgate switch
Tailgate switch: ON (tailgate open)
0 V
39
Input to back-up lamp switch
Sift lever: R position
Ignition switch: ON
System voltage
40
Output to electric retractable remote
controlled mirror (unfold)
When the door mirrors are
unfolding
System voltage
51
Setting diagnosis code or sending
input check signal
When diagnosis code is set (the
MUT-II/III is connected or the
diagnosis connector No.1 is
earthed)
0 to 12 V (pulse signal)
When input check signal is sent
0 V, 12 V (input signal
is fluctuating)
52
Input from luggage room lamp
switch
Luggage room lamp switch: ON
0 V
53
Input from interior lamp off switch
Interior lamp switch: OFF
0 V
54
Input from front fog lamp switch
Front fog lamp switch: ON
0 V
55
Input from hazard warning lamp
switch
Hazard warning lamp switch: ON
0 V
56
Earth (for sensor)
Always
0 V
57, 58
−
−
−
59
SWS communication line
Always
0 to 12 V (pulse signal)
Termin
al No.
Check item
Check condition
Normal condition
CHECK AT ECU TERMINAL
SMART WIRING SYSTEM (SWS) USING SWS MONITOR
54C-571
COLUMN SWITCH
60
Power supply to automatic air
conditioner control (A/C-ECU)
illumination and radio illumination
(battery positive voltage)
Always
System voltage
61
Input to tailgate lock actuator
Tailgate lock: Locked
0 V
62
Input to tailgate lock release handle Tailgate lock release handle: ON
0 V
63
Input from interior lamp on switch
Interior lamp switch: ON
0 V
64
Earth (for daytime running lamp
function)
Always
0 V
65
Input from passenger's door switch Passenger's door switch: ON (door
open)
0 V
66
Input from windshield intermittent
wiper volume
Turn the ignition switch to the ACC
position, and move the wiper
volume from "Fast" to "Slow."
0 to 2.5 V
67
Input from diagnosis control
When MUT-III is connected
0 V
68
Input of SWS request signal
Always
0 to 12 V (pulse signal)
69
Output to ignition key cylinder
illumination lamp
When ignition key cylinder
illumination is on
2 V or less
70
Input from right rear door switch
Right rear door switches: ON (right
rear door open)
0 V
71
Power supply to interior lamp
Always (when the interior lamp off
function is off)
System voltage
72
−
−
−
73
−
−
−
74
Output to rear fog lamp
When rear fog lamp is on
System voltage
Termin
al No.
Check item
Check condition
Normal condition
AC312903 AB
C-301
Termin
al No.
Check item
Check condition
Normal condition
1
System voltage
Always
System voltage
2
Input of SWS request signal
Always
0 to 12 V (pulse signal)
3
SWS communication line
Always
0 to 12 V (pulse signal)
4
Earth
Always
0 V
5
−
−
−
6
Output to windshield intermittent
wiper volume
Ignition switch: ACC
Move the wiper volume from "Fast"
to "Slow."
0 to 2.5 V
7
−
−
−
CHECK AT ECU TERMINAL
SMART WIRING SYSTEM (SWS) USING SWS MONITOR
54C-572
FRONT-ECU
NOTE: Measurement is not possible as the front-ECU is mounted on the relay box directly. The values are for
reference only.
8
Back-up output to windshield wiper
switch
Windshield low-speed wiper switch
or windshield high-speed wiper
switch: ON
0 V
9
Power supply from ignition switch
(IG1)
Ignition switch: ON
System voltage
10
Back-up output to headlamp switch Headlamp switch: ON
0 V
Termin
al No.
Check item
Check condition
Normal condition
AC312904AB
A-15X
A-14X
Termin
al No.
Check item
Check condition
Normal condition
1
Output to headlamp washer
When headlamp washer is
operating
System voltage
2
−
−
−
3
Battery power supply (for headlamp
washer)
Always
System voltage
4
Output to tail lamps
When the tail lamps are on
System voltage
5
Battery power supply (for ECU)
Always
System voltage
6
Output to low-beam headlamps
When low-beam headlamps are on System voltage
7
Battery power supply (for tail lamps) Always
System voltage
8, 9
Battery power supply (for
headlamps)
Always
System voltage
10
Output to high-beam headlamps
When high-beam headlamps are on System voltage
11
Output to front fog lamps
When front fog lamps are on
System voltage
21
Earth
Always
0 V
22
Power supply to the ignition switch
(IG2)
Ignition switch: ON
System voltage
23
−
−
−
24
Output to windshield wiper (high
speed operation)
When windshield wipers are
operating at high speed
System voltage
25
Output to windshield wiper (low
speed operation)
When windshield wipers are
operating at low speed
System voltage
26
Back-up input from windshield
wiper switch
Windshield low-speed wiper switch
or windshield high-speed wiper
switch: ON
0 V
27
Back-up input from headlamp
switch
Headlamp switch: ON
0 V
CHECK AT ECU TERMINAL
SMART WIRING SYSTEM (SWS) USING SWS MONITOR
54C-573
POWER WINDOW MAIN SWITCH
POWER WINDOW SUB SWITCH
28
Power supply from ignition switch
(ACC)
Ignition switch: ACC
System voltage
29
Input of windshield wiper automatic
stop signal
When windshield wipers are
operating
System voltage
30
SWS communication line
Always
0 to 12 V (pulse signal)
31
Output to windshield washer
When windshield washer is
operating
System voltage
Termin
al No.
Check item
Check condition
Normal condition
AC312905 AB
F-05
Termin
al No.
Check item
Check condition
Normal condition
1
Output to power window motor
−
−
2
Earth
Always
0 V
3
−
−
−
4
SWS communication line (to
ETACS-ECU)
Always
0 to 12 V (pulse signal)
5
−
−
−
6
Power supply
Power window relay: ON
System voltage
7
Output to power window motor
−
−
8
Input from power window motor
(pulse sensor earth)
−
0 V
9
Input from power window motor
(pulse sensor signal)
When the power windows are
operating
0 to 5 V (pulse signal)
10
Input from power window motor
(pulse sensor signal)
When the power windows are
operating
0 to 5 V (pulse signal)
11
SWS communication line (power
window sub switch)
Power window relay: ON
0 to 12 V (pulse signal)
12
Input from power window motor
(power supply to pulse sensor)
When the power windows are
operating
5 V
13, 14
−
−
−
AC312906 AB
F-15 (front: RH), F-02 (rear: LH), F-18 (rear: RH) <LHD>
F-26 (front: LH), F-02 (rear: LH), F-18 (rear: RH) <RHD>
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