Mitsubishi Galant (2004+). Manual — part 206
SWS DIAGNOSIS
TSB Revision
SIMPLIFIED WIRING SYSTEM (SWS)
54B-15
HOW TO USE SWS MONITOR
M1549020400150
To carry out troubleshooting, operate scan tool
MB991958 (MUT-III Sub Assembly) as follows.
Interactive
Diagnosis
TIR
Technical Infomation
Retrieval
Tutorial
Maintenance
Power Down
Menu
Function Select Menu
CAN bus diagnosis
MUT-3 Function Select Menu
Special Function
System Select
POWERTRAIN
UNDER CAR
System Check
SRS-AIR BAG
AUTO A/C
ETACS
SWS
BODY
Select system
Drive Recorder
Simulated Vehicle Speed
Output
Actuator Test
SWS
Check Chart For Problem
Symptom
Select function
Self-diagnosis
Pulse Checking
Special Function
Voltmeter
Data List
SWS MONITOR
SWS
BODY
Pulse check
Pulse check
SWS
BODY
Simulated vehicle speed output
Pulse check
L
H
L
-10
0
SWS Ver. Destination
Item
Value
Ver. 0
Ver. 1
Ver. 2
Ver. 3
PASSENGER CAR
MMMA PRODUCTS (GALANT, ECLIPSE)
MINI CARS
SWS monitor
SWS monitor
SWS
BODY
Check SWS version and destination and press "OK" button.
SWS Ver.
SWS Destination
1
NAS
SWS Ver. List
Item
Information
AC207214
Maintenance
Meter
Diplay
Resistor
Start-up the MUT-III system.
Select "Interactive Diagnosis"
Select "System Select".
Select "SWS" from the "BODY" tab.
For the SWS monitor, select
"SWS MONITOR".
For the pulse check, select
"Pulse Checking".
Confirm the SWS version and destination
AB
To next page
SWS DIAGNOSIS
TSB Revision
SIMPLIFIED WIRING SYSTEM (SWS)
54B-16
SWS monitor
ECU COMM Check
Function Diag.
SWS Ver.:1/SWS Destination:NAS
SWS
BODY
SWS monitor
Drive Recorder
Data List
SWS monitor
FCU COMM Check
SWS monitor
SWS
The number of item choices:4/4ECU, Group ECU COMM Check
The ECU which has been chosen
Name
Info.
No.
80
83
84
86
COLUMN ECU
ETACS ECU
FRONT ECU
SUNROOF ECU
The ECU which has been chosen
Name
Info.
No.
SWS monitor
ECU COMM Check
ECU COMM Check
Value
OK
OK
OK
OFF
-120
-100
-80
-60
-40
-20
0
-120
-100
-80
-60
-40
-20
0
-120
-100
-80
-60
-40
-20
0
-120
-100
-80
-60
-40
-20
0
ON
OFF
ON
OFF
ON
OFF
ON
OK
Graph
Info.
No.
80
83
84
86
Name
COLUMN ECU
ETACS ECU
FRONT ECU
SUNROOF ECU
"OK":Operating, "NG":Not operating or not installed.
SWS monitor
SWS
SWS Ver.:x/SWS Destinatino:NAS
SWS monitor
Data List
SWS monitor
SWS
Select an ECU.Choose the Select Item button, when you set up the display items.
ECU List
ECU
Info.
No.
1
COLUM ECU
2
ETACS
3
Front-ECU, P/W, S/R
SWS monitor
Data List
Data List Reference Table
Value
OFF
OFF
OFF
OFF
-120
-100
-80
-60
-40
-20
0
-120
-100
-80
-60
-40
-20
0
-120
-100
-80
-60
-40
-20
0
-120
-100
-80
-60
-40
-20
0
ON
OFF
ON
OFF
ON
OFF
ON
OFF
Graph
Info.
No.
02
09
00
07
Name
DIMMER SW
FRONT WASH.SW
HEADLIGHT SW
HI WIPERSW
SWS monitor
SWS
SWS Ver.:x/SWS Destinatino:NAS
SWS monitor
Function Diag.
SWS monitor
SWS
Select Function.
Function Diag. List
Function
Info.
No.
1
WIPER
2
REAR WIPER
3
LIGHTING
4
TURN SIGNAL
5
BUZZER
SWS monitor
Function Diag.
SWS monitor
SWS
Select a detail function. Press Select Item button to set up the items.
Detail Function Diag. List
Detail Function
Info.
No.
1
F.WIPER INT
2
F.WIPER LO
3
F.WIPER HI
4
F.WIPER WASH
5
F.WIPER MIST
SWS monitor
Function Diag.
Highlighted No. doesn't meet operational requirements.
SWS monitor
SWS
SWS Ver.:x/SWS Destinatino:NAS
WIPER/F.WIPER HI
Value
OFF
OFF
OFF
OFF
-120
-100
-80
-60
-40
-20
0
-120
-100
-80
-60
-40
-20
0
-120
-100
-80
-60
-40
-20
0
-120
-100
-80
-60
-40
-20
0
ON
OFF
ON
OFF
ON
OFF
ON
OFF
Graph
Info.
No.
09
07
05
06
Name
FRONT WASH.SW
(COLUMN ECU)
HI WIPERSW
(COLUMN ECU)
INT WIPERSW
(COLUMN ECU)
LO WIPERSW
(COLUMN ECU)
AC207215
For the data list, select
"Data List".
From previous page
For the ECU comm check, select
"ECU COMM Check".
For the function diagnosis, select
"Function Diag".
Press the "OK" button.
Select the ECU, and then press
the "OK" button.
Select the desired item from "Function
and then press the "OK" button.
Select the desired function from "Deta
Function", and then press the
"OK" button.
AB
SWS DIAGNOSIS
TSB Revision
SIMPLIFIED WIRING SYSTEM (SWS)
54B-17
HOW TO CHECK ECUs
M1549014900361
1. Use the scan tool MB991958 (MUT-III Sub
Assembly) and the SWS monitor kit to check
ECUs.
2. The following ECUs can be checked by using the
scan tool MB991958 (MUT-III Sub Assembly) and
the SWS monitor kit.
NOTE: The "ECU COMM Check" function checks
the communication status of ECUs. "NG" does not
always mean ECU malfunction. If a malfunction is
found by the "ECU COMM Check", proceed to
"Symptom Procedure" (Refer to
SWS monitor kit-compatible ECUs and their conditions
NOTE:
.
•
*
1
: If the ignition switch is turned to "LOCK" (OFF)
or "ACC" when "NG" is displayed beside "ETACS
ECU" or the signal request line is abnormal, the
scan tool shows "NG" beside the "COLUMN
ECU".
•
*
2
: When "NG" is displayed beside "ETACS
ECU", the scan tool shows "NG" beside the
"FRONT ECU" and "SUNROOF ECU".
SERVICE DATA CHECK
M1549015000383
Use the scan tool MB991958 (MUT-III Sub
Assembly) and the SWS monitor kit to check
"Data List" or "Function Diag.". This "Data List" or
"Function Diag." check is applicable for signals,
which are transmitted and received through the
SWS communication line. For input signals, which
are not compatible with the SWS monitor kit, refer
to the Pulse Check procedure (by using the scan
tool or voltmeter)
1. The following input signals can be checked by
using the scan tool MB991958 (MUT-III Sub
Assembly) and the SWS monitor kit.
NOTE: If a problem is found in the "Service Data"
check, refer to Input Signal Chart
ITEM
No.
ECUS TO BE
CHECKED
DISPLAY ON
SCAN TOOL
NORMAL
CONDITI
ON
ECU CONDITION
80
Column switch
(column-ECU)
COLUMN ECU
OK*
1
All of the column switch, power supply,
ground and interconnecting
communication lines are normal
83
ETACS-ECU
ETACS-ECU
OK
All of the ETACS-ECU switch, power
supply, ground and interconnecting
communication lines are normal
84
Front-ECU
FRONT ECU
OK*
2
All of the front-ECU, power supply, ground
and interconnecting communication lines
are normal
86
Sunroof motor
assembly
(sunroof-ECU)
SUNROOF ECU
OK*
2
All of the sunroof motor assembly, power
supply, ground and interconnecting
communication lines are normal
SWS DIAGNOSIS
TSB Revision
SIMPLIFIED WIRING SYSTEM (SWS)
54B-18
<DATA LIST REFERENCE TABLE>
The table below shows the service data and their
normal condition, which are displayed during the
"Data List."
.
COLUMN ECU
.
CHECK
ITEM
ITEM NO. DISPLAY ON
SCAN TOOL
CHECK CONDITION
NORMAL
CONDITION
Dimmer
switch
02
DIMMER SW
Dimmer switch: ON
ON
Dimmer switch: OFF
OFF
Windshield
washer
switch
09
FRONT
WASH.SW
Windshield washer switch: ON
ON
Windshield washer switch: OFF
OFF
Headlight
switch
00
HEADLIGHT
SW
Lighting switch: HEAD
ON
Lighting switch: Other than HEAD
OFF
Windshield
high-speed
wiper switch
07
HI WIPER SW
Wiper switch: HI
ON
Wiper switch: Other than HI
OFF
With or
without
windshield
intermittent
wiper interval
adjusting
knob
15
INT WIPE
KNOB
Vehicles with intermittent wiper control
EQUIP
Vehicles without intermittent wiper control
NON
Windshield
intermittent
wiper switch
05
INT WIPER SW Wiper switch: INT
ON
Wiper switch: Other than INT
OFF
Windshield
low-speed
wiper switch
06
LO WIPER SW Wiper switch: LO
ON
Wiper switch: Other than LO
OFF
Windshield
mist wiper
switch
08
MIST WIPER
SW
Wiper switch: Mist
ON
Wiper switch: Other than "Mist" position
OFF
Passing light
switch
03
PASSING SW
Passing light switch: ON
ON
Passing light switch: OFF
OFF
Tail light
switch
01
TAILLIGHT SW Lighting switch: TAIL
ON
Lighting switch: OFF
OFF
Turn-signal
light switch
(LH)
11
T/S LH SW
Turn-signal light switch: LH
ON
Turn-signal light switch: Other than LH
OFF
Turn-signal
light switch
(RH)
10
T/S RH SW
Turn-signal light switch: RH
ON
Turn-signal light switch: Other than RH
OFF
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