Mitsubishi Galant 9G. Manual — part 1369
DIAGNOSIS
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CONTROLLER AREA NETWORK (CAN)
54C-580
(4) Measure the resistance between joint connector (3)
terminal 5 and ETACS-ECU connector terminal 72.
OK: 2 ohms or less
(5) Measure the resistance between joint connector (3)
terminal 16 and ETACS-ECU connector terminal 73.
OK: 2 ohms or less
CAUTION
Strictly observe the specified wiring harness repair proce-
dure. For details refer to
Q: Do all the resistances measure 2 ohms or less?
YES : If all the resistances measure 2 ohms or less, power
supply to the ETACS-ECU may be suspected.
Diagnose the SWS. Refer to GROUP 54B, Symptom
procedures
NO : If either of the resistances measures more than 2
ohms or all the resistances measure more than 2
ohms, repair the wiring harness between joint
connector (3) and the ETACS-ECU connector.
AC204582
11
22
10
21
9
20
8
19
7
18
6
17
5
16
4
15
3
14
2
13
1
12
51
53
54
52
55
56
595857
60
69
62
71 70
61
64
65
67
7372
66
63
74
68
TEST
HARNESS
CN
TEST
HARNESS
HARNESS SIDE: C-02
HARNESS SIDE: C-218
AC204582
11
22
10
21
9
20
8
19
7
18
6
17
5
16
4
15
3
14
2
13
1
12
51
53
54
52
55
56
595857
60
69
62
71 70
61
64
65
67
7372
66
63
74
68
TEST
HARNESS
CL
HARNESS SIDE: C-02
HARNESS SIDE: C-218
TEST
HARNESS
DIAGNOSIS
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CONTROLLER AREA NETWORK (CAN)
54C-581
DIAGNOSTIC ITEM 21: Diagnose the lines between CAN main bus line and the multi-center display
(middle-grade type)
CAUTION
When servicing a CAN bus line, ground yourself
by touching a metal object such as an unpainted
water pipe. If you fail to do so, a component con-
nected to the CAN bus line may be damaged.
JOINT
CONNECTOR (3)
COMBINATION
METER
POWERTRAIN
CONTROL MODULE
<WITHOUT ELECTRONIC BRAKE-FORCE DISTRIBUTION (EBD)
AND ANTI-LOCK BRAKING SYSTEM (ABS)>
MULTI CENTER
DISPLAY UNIT
DIAGNOSIS
TSB Revision
CONTROLLER AREA NETWORK (CAN)
54C-582
.
JOINT
CONNECTOR (3)
COMBINATION
METER
POWERTRAIN
CONTROL MODULE
<WITH ELECTRONIC BRAKE-FORCE DISTRIBUTION (EBD)
AND ANTI-LOCK BRAKING SYSTEM (ABS)>
MULTI CENTER
DISPLAY UNIT
ABS-ECU
AC305231BD
CONNECTOR: C-02
AC305233 AL
CONNECTOR: C-05
C-05 (B)
DIAGNOSIS
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CONTROLLER AREA NETWORK (CAN)
54C-583
TROUBLE JUDGMENT
If the MUT-III cannot received signals from the
multi-center display unit (middle-grade type), CAN
bus line connector(s) are broken or an open circuit
has occurred.
.
COMMENTS ON TROUBLE SYMPTOM
The wiring harness wire or connectors may have
loose, corroded, or damage terminals, or terminals
pushed back in the connector, or multi-center display
unit (middle-grade type) may be defective.
.
TROUBLESHOOTING HINTS
• The wiring harness or connectors may have
loose, corroded, or damage terminals, or termi-
nals pushed back in the connector
• The multi-center display unit (middle-grade type)
may be defective
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