Mitsubishi Lancer Evolution X. Manual — part 15
DIAGNOSIS
TSB Revision
CONTROLLER AREA NETWORK (CAN)
54C-85
STEP 10. Using scan tool MB991958, diagnose the CAN
bus line. (checking the steering wheel sensor for internal
short to ground)
CAUTION
Strictly observe the specified wiring harness repair proce-
dure. For details refer to
CAUTION
To prevent damage to scan tool MB991958, always turn the
ignition switch to the "LOCK" (OFF) position before con-
necting or disconnecting scan tool MB991958.
(1) Disconnect ETACS-ECU connector C-301.
(2) Connect scan tool MB991958 to the data link connector.
(3) Turn the ignition switch to the "ON" position.
AC608435
Data link connector
MB991827
MB991824
MB991910
AB
DIAGNOSIS
TSB Revision
CONTROLLER AREA NETWORK (CAN)
54C-86
(4) Diagnose CAN bus lines, and check if the scan tool
MB991958 screen is as shown in the figure.
OK: The display of the scan tool MB991958 is as
shown in the figure.
Q: Does scan tool MB991958 screen correspond to the
illustration?
YES : Repair the wiring harness between steering wheel
sensor connector C-209 and joint connector (CAN2)
C-104.
NO : Check steering wheel sensor connector C-209, and
repair if necessary. If the steering wheel sensor
connector is in good condition, replace the steering
wheel sensor.
AC709542 AC
: Red section on screen
M.U.T.
J/C (3)
J/C (2)
KOS/WCM
SRS
A/C
AUDIO
MMCS
Sat Radio
HFM
OCM
METER
ASC
ENGINE
J/C (1)
ETACS
<M/T>
SAS
S-AWC
AC709543 AC
: Red section on screen
M.U.T.
J/C (3)
J/C (2)
KOS/WCM
SRS
A/C
AUDIO
MMCS
Sat Radio
HFM
OCM
METER
ASC
LEVER
J/C (1)
ETACS
<TC-SST>
SAS
S-AWC
J/C (4)
TC-SST
ENGINE
DIAGNOSIS
TSB Revision
CONTROLLER AREA NETWORK (CAN)
54C-87
STEP 11. Using scan tool MB991958, diagnose the CAN
bus line. (checking the AWC-ECU for internal short to
ground)
CAUTION
Strictly observe the specified wiring harness repair proce-
dure. For details refer to
CAUTION
To prevent damage to scan tool MB991958, always turn the
ignition switch to the "LOCK" (OFF) position before con-
necting or disconnecting scan tool MB991958.
(1) Disconnect AWC-ECU connector C-46.
(2) Connect scan tool MB991958 to the data link connector.
(3) Turn the ignition switch to the "ON" position.
AC608435
Data link connector
MB991827
MB991824
MB991910
AB
DIAGNOSIS
TSB Revision
CONTROLLER AREA NETWORK (CAN)
54C-88
(4) Diagnose CAN bus lines, and check if the scan tool
MB991958 screen is as shown in the figure.
OK: The display of the scan tool MB991958 is as
shown in the figure.
Q: Does scan tool MB991958 screen correspond to the
illustration?
YES : Repair the wiring harness between AWC-ECU
connector C-46 and joint connector (CAN2) C-104.
NO : Check AWC-ECU connector C-46, and repair if
necessary. If the AWC-ECU connector is in good
condition, replace the AWC-ECU.
AC709542 AC
: Red section on screen
M.U.T.
J/C (3)
J/C (2)
KOS/WCM
SRS
A/C
AUDIO
MMCS
Sat Radio
HFM
OCM
METER
ASC
ENGINE
J/C (1)
ETACS
<M/T>
SAS
S-AWC
AC709543 AC
: Red section on screen
M.U.T.
J/C (3)
J/C (2)
KOS/WCM
SRS
A/C
AUDIO
MMCS
Sat Radio
HFM
OCM
METER
ASC
LEVER
J/C (1)
ETACS
<TC-SST>
SAS
S-AWC
J/C (4)
TC-SST
ENGINE
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