Mitsubishi Grandis. Manual — part 548
DIAGNOSIS
CONTROLLER AREA NETWORK (CAN)
54D-290
terminal No.8 and body earth
OK: 1 k
Ω or more
(5) Resistance between C-09 joint connector (CAN2)
terminal No.5 and body earth
OK: 1 k
Ω or more
(6) Resistance between C-09 joint connector (CAN2)
terminal No.9 and body earth
OK: 1 k
Ω or more
(7) Resistance between C-09 joint connector (CAN2)
terminal No.4 and body earth
OK: 1 k
Ω or more
(8) Resistance between C-09 joint connector (CAN2)
terminal No.3 and body earth
OK: 1 k
Ω or more
(9) Resistance between C-09 joint connector (CAN2)
terminal No.7 and body earth
OK: 1 k
Ω or more
Q: Are the check result normal?
YES <all of the measurement results show 1 k
Ω or
more> :
Go to Step 48.
NO <The resistance between terminal No.6 and
body earth is less than 1 k
Ω> :
Go to Step 34.
NO <The resistance between terminal No.8 and
body earth is less than 1 k
Ω> :
Go to Step 35.
NO <The resistance between terminal No.5 and
body earth is less than 1 k
Ω> :
Go to Step 37.
NO <The resistance between terminal No.9 and
body earth is less than 1 k
Ω> :
Go to Step 39.
NO <The resistance between terminal No.4 and
body earth is less than 1 k
Ω> :
Go to Step 43.
NO <The resistance between terminal No.3 and
body earth is less than 1 k
Ω> :
Go to Step 45.
NO <The resistance between terminal No.7 and
body earth is less than 1 k
Ω> :
Go to Step 47.
AC209364LU
Harness side: C-09
Test
harness
AC209364MI
Harness side: C-09
Test harness
AC209364LY
Harness side: C-09
Test
harness
AC209364MM
Harness side: C-09
Test
harness
AC209364MJ
Harness side: C-09
Test harness
DIAGNOSIS
CONTROLLER AREA NETWORK (CAN)
54D-291
STEP 34. Resistance measurement at C-09 joint
connector (CAN2).
CAUTION
A digital multimeter should be used. For details
refer to
CAUTION
The test wiring harness should be used. For
details refer to
(1) Disconnect the joint connector (CAN2) and the
combination meter connector, and measure at
the wiring harness side.
CAUTION
When measuring the resistance, disconnect the
negative battery terminal. For details refer to
(2) Ensure that the negative battery terminal is
disconnected.
(3) Resistance between C-09 joint connector (CAN2)
terminal No.6 and body earth
OK: 1 k
Ω or more
CAUTION
Strictly observe the specified wiring harness
repair procedure. For details refer to
Q: Is the check result normal?
YES :
<1 k
Ω or more> Follow diagnostic item 20,
Diagnose CAN bus lines thoroughly. Refer
to
.
NO :
<less than 1 k
Ω> Repair the wiring harness
between the joint connector (CAN2) and the
combination meter connector.
STEP 35. Connector check: C-106 A/C-ECU
connector
CAUTION
The strand end of the twist wire should be within
10 cm from the connector. For details refer to
Q: Is the check result normal?
YES :
Go to Step 36.
NO :
Repair the defective connector.
AC310631AX
Connector: C-02 <RHD>
Harness side
C-02
AC310628AY
Connector: C-09 <RHD>
C-09 (GR)
Harness side
AC209364LX
Harness side: C-09
Test
harness
AC310631AB
Connectors: C-106 <RHD>
Harness side
DIAGNOSIS
CONTROLLER AREA NETWORK (CAN)
54D-292
STEP 36. Resistance measurement at C-09 joint
connector (CAN2).
CAUTION
A digital multimeter should be used. For details
refer to
CAUTION
The test wiring harness should be used. For
details refer to
(1) Disconnect the joint connector (CAN2) and the
A/C-ECU connector, and measure at the wiring
harness side.
CAUTION
When measuring the resistance, disconnect the
negative battery terminal. For details refer to
(2) Ensure that the negative battery terminal is
disconnected.
(3) Resistance between C-09 joint connector (CAN2)
terminal No.8 and body earth
OK: 1 k
Ω or more
CAUTION
Strictly observe the specified wiring harness
repair procedure. For details refer to
Q: Is the check result normal?
YES :
<1 k
Ω or more> Follow diagnostic item 20,
Diagnose CAN bus lines thoroughly. Refer
to
.
NO :
<less than 1 k
Ω> Repair the wiring harness
between the joint connector (CAN2) and the
A/C-ECU connector.
STEP 37. Connector check: C-221 ETACS-ECU
connector
CAUTION
The strand end of the twist wire should be within
10 cm from the connector. For details refer to
Q: Is the check result normal?
YES :
Go to Step 38.
NO :
Repair the defective connector.
AC310628AY
Connector: C-09 <RHD>
C-09 (GR)
Harness side
AC310631AB
Connectors: C-106 <RHD>
Harness side
AC209364ME
Harness side: C-09
Test harness
AC310620
Connector: C-221
Junction block
(Rear view)
<RHD>
AC
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
Harness side
C-221(GR)
DIAGNOSIS
CONTROLLER AREA NETWORK (CAN)
54D-293
STEP 38. Resistance measurement at C-09 joint
connector (CAN2).
CAUTION
A digital multimeter should be used. For details
refer to
CAUTION
The test wiring harness should be used. For
details refer to
(1) Disconnect the joint connector (CAN2) and the
ETACS-ECU connector, and measure at the
wiring harness side.
CAUTION
When measuring the resistance, disconnect the
negative battery terminal. For details refer to
(2) Ensure that the negative battery terminal is
disconnected.
(3) Resistance between C-09 joint connector (CAN2)
terminal No.5 and body earth
OK: 1 k
Ω or more
CAUTION
Strictly observe the specified wiring harness
repair procedure. For details refer to
Q: Is the check result normal?
YES :
<1 k
Ω or more> Follow diagnostic item 20,
Diagnose CAN bus lines thoroughly. Refer
to
.
NO :
<less than 1 k
Ω> Repair the wiring harness
between the joint connector (CAN2) and the
ETACS-ECU connector.
STEP 39. Connector check: C-37 jumper
connector
CAUTION
The strand end of the twist wire should be within
10 cm from the connector. For details refer to
Check that the wiring harness of the jumper
connector is not damaged.
Q: Is the check result normal?
YES :
Go to Step 40 .
NO :
Repair the defective connector.
AC310628AY
Connector: C-09 <RHD>
C-09 (GR)
Harness side
AC310620
Connector: C-221
Junction block
(Rear view)
<RHD>
AC
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
Harness side
C-221(GR)
AC209364LU
Harness side: C-09
Test
harness
AC310628AZ
Connector: C-37 <RHD>
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