Mitsubishi Grandis. Manual — part 573
DIAGNOSIS
CONTROLLER AREA NETWORK (CAN)
54D-390
measure at the equipment side.
(2) Resistance at C-07 centre display connector
terminal Nos. 5 and 15
OK: 1 k
Ω or more
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> Replace the centre
display connector.
STEP 19. Resistance measurement at the 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 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 C-09 joint connector (CAN2)
terminal Nos. 9 and 20
OK: 1 k
Ω or more
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
jumper connector.
AC312553
Test
harness
Equipment side: C-07
AG
Test
harness
AC310628AY
Connector: C-09 <RHD>
C-09 (GR)
Harness side
AC204740DP
Harness side: C-09
Test
harness
Test
harness
DIAGNOSIS
CONTROLLER AREA NETWORK (CAN)
54D-391
STEP 20. Connector check: C-119 SRS-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 21.
NO :
Repair the defective connector.
STEP 21. 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
SRS-ECU 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 :
<More than 2
Ω> Go to Step 22.
NO :
<2
Ω or less> Repair the wiring harness
between joint connector (CAN2) and the
SRS-ECU connector.
AC310631AZ
Connector: C-119 <RHD>
Harness side
C-119 (Y)
48
37
26
42
31
45
34
47
36
46
35
44
33
43
32
25 24
39
28
41
30
40
29
38
27
23
21
22
A
B
AC310628AY
Connector: C-09 <RHD>
C-09 (GR)
Harness side
AC310631AZ
Connector: C-119 <RHD>
Harness side
C-119 (Y)
48
37
26
42
31
45
34
47
36
46
35
44
33
43
32
25 24
39
28
41
30
40
29
38
27
23
21
22
A
B
AC204740DQ
Harness side: C-09
Test
harness
Test
harness
DIAGNOSIS
CONTROLLER AREA NETWORK (CAN)
54D-392
STEP 22. Resistance measurement at C-119
SRS-ECU connector.
CAUTION
A digital multimeter should be used. For details
refer to
(1) Remove the SRS-ECU, and measure at the
equipment side.
(2) Resistance between C-119 SRS-ECU connector
terminal Nos. 32 and 43
OK: 1 k
Ω or more
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> Replace the SRS-ECU.
STEP 23. Connector check: C-306 steering wheel
angle sensor 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 the
steering wheel angle sensor connector, and
AC310631AZ
Connector: C-119 <RHD>
Harness side
C-119 (Y)
48
37
26
42
31
45
34
47
36
46
35
44
33
43
32
25 24
39
28
41
30
40
29
38
27
23
21
22
A
B
AC312553
Test
harness
Equipment side: C-119
AH
Test
harness
AC310183
AF
Connector: C-306 <RHD>
Harness side
AC310628AY
Connector: C-09 <RHD>
C-09 (GR)
Harness side
AC310183
AF
Connector: C-306 <RHD>
Harness side
DIAGNOSIS
CONTROLLER AREA NETWORK (CAN)
54D-393
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. 3 and 14
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 :
<More than 2
Ω> Go to Step 25.
NO :
<2
Ω or less> Repair the wiring harness
between joint connector (CAN2) and the
steering wheel angle sensor connector.
STEP 25. Resistance measurement at C-306
steering wheel angle sensor connector.
CAUTION
A digital multimeter should be used. For details
refer to
.
(1) Remove the steering wheel angle sensor, and
measure at the equipment side.
(2) Resistance between C-306 steering wheel angle
sensor connector terminal Nos. 3 and 4
OK: 1 k
Ω or more
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> Replace the steering
angle sensor.
AC204740DF
Harness side: C-09
Test
harness
Test
harness
AC310183
AF
Connector: C-306 <RHD>
Harness side
AC312553
Test
harness
Equipment side: C-306
AE
Test
harness
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