Mitsubishi Grandis. Manual — part 555
DIAGNOSIS
CONTROLLER AREA NETWORK (CAN)
54D-318
STEP 23. Connector check: C-126 diagnosis
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 24.
NO :
Repair the defective connector.
STEP 24. 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
measure at the wiring harness side.
(2) Ignition switch: OFF (LOCK)
CAUTION
When measuring the resistance, disconnect the
negative battery terminal. For details refer to
(3) Ensure that the negative battery terminal is
disconnected.
(4) Continuity between C-09 joint connector (CAN2)
terminal Nos. 6 and 17
OK: More than 2
Ω
CAUTION
Strictly observe the specified wiring harness
repair procedure. For details refer to
Q: Is the check result normal?
YES :
<2 more than
Ω> Follow diagnostic item 17,
Diagnose CAN bus lines thoroughly. Refer
to
.
NO :
<2
Ω or less> Repair the wiring harness
between joint connector (CAN2) and the
diagnosis connector.
AC310613
AO
Connector: C-126 <LHD>
Harness side
(Front side)
C-126 (B)
AC310615
AU
Harness side
Connector: C-09 <LHD>
C-09 (GR)
AC204740DI
Harness side: C-09
Test
harness
Test
harness
DIAGNOSIS
CONTROLLER AREA NETWORK (CAN)
54D-319
STEP 25. 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
intermediate connector, and measure at the
wiring harness side.
(2) Ignition switch: OFF (LOCK)
CAUTION
When measuring the resistance, disconnect the
negative battery terminal. For details refer to
(3) Ensure that the negative battery terminal is
disconnected.
(4) Continuity between C-09 joint connector (CAN2)
terminal Nos. 4 and 15
OK: More than 2
Ω
CAUTION
Strictly observe the specified wiring harness
repair procedure. For details refer to
Q: Is the check result normal?
YES :
<2 more than
Ω> Follow diagnostic item 17,
Diagnose CAN bus lines thoroughly. Refer
to
.
NO :
<2
Ω or less> Repair the wiring harness
between joint connector (CAN2) and the
intermediate connector.
AC310613
BB
Connector: C-02 <LHD>
Harness side
AC310615
AU
Harness side
Connector: C-09 <LHD>
C-09 (GR)
AC204740DJ
Harness side: C-09
Test
harness
Test
harness
DIAGNOSIS
CONTROLLER AREA NETWORK (CAN)
54D-320
STEP 26. Connector check: A-07 joint connector
(CAN1)
NOTE: When checking A-07 joint connector (CAN1),
disassemble and check the engine compartment
relay box by referring to
.
CAUTION
The strand end of the twist wire should be within
10 cm from the connector. For details refer to
When checking the joint connector, ensure that its
wiring harness side is not damaged.
Q: Is the check result normal?
YES :
Go to Step 27.
NO :
Repair a defective connector or replace the
joint connector (front wiring harness
assembly).
STEP 27. Resistance measurement at the A-07
joint connector (CAN1).
NOTE: When checking A-07 joint connector (CAN1),
disassemble and check the engine compartment
relay box by referring to
.
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 connector, and measure at the
wiring harness side.
(2) Ignition switch: OFF (LOCK)
CAUTION
When measuring the resistance, disconnect the
negative battery terminal. For details refer to
(3) Ensure that the negative battery terminal is
disconnected.
(4) Resistance between A-07 joint connector (CAN1)
AC302572AD
Connector: A-07
Harness side
AC302572AD
Connector: A-07
Harness side
AC204740
AC204740
AC204740
AC204740
AC204740
AC204740
AC204740DK
Harness side: A-07
Test
harness
Test
harness
DIAGNOSIS
CONTROLLER AREA NETWORK (CAN)
54D-321
terminal Nos. 3 and 6
OK: 120
± 20 Ω
(5) Resistance between A-07 joint connector (CAN1)
terminal Nos. 2 and 5
OK: 1 k
Ω or more
Q: Are the check result normal?
YES <all of the measurement results are within the
normal value> :
Go to Step 37.
NO <The resistance between terminal Nos. 3 and 6
is less than 120
±20 Ω> :
Go to Step 28.
NO <The resistance between terminal Nos. 2 and 5
is less than 1 k
Ω> :
Go to Step 34.
STEP 28. Connector check: A-16 intermediate
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 29.
NO :
Repair the defective connector.
STEP 29. Resistance measurement at the A-16
intermediate connector.
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 connector, and measure at its
male-side intermediate connector (at the control
wiring harness side).
(2) Ignition switch: OFF (LOCK)
CAUTION
When measuring the resistance, disconnect the
negative battery terminal. For details refer to
(3) Ensure that the negative battery terminal is
AC204740
AC204740
AC204740
AC204740
AC204740
AC204740
AC204740DL
Harness side: A-07
Test
harness
Test
harness
AC310403
AC
Connector: A-16 <LHD>
A-16 (B)
AC310403
AC
Connector: A-16 <LHD>
A-16 (B)
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