Mitsubishi Montero Sport (2004+). Manual — part 747
SRS AIR BAG DIAGNOSIS
TSB Revision
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
52B-57
STEP 3. Check the harness wires between ignition switch
(IG
1
) and SRS-ECU connector C-24 (terminal No. 8).
AC202743
20
19
18
17
7
15
8
16
6
5
4
12
13 14
3
2
1
9 10 11
CONNECTOR: C-24
C-24 (Y)
C-24 HARNESS CONNECTOR:
HARNESS SIDE
(REAR VIEW)
AD
SRS-ECU
SRS AIR BAG DIAGNOSIS
TSB Revision
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
52B-58
NOTE: After inspecting intermediate connectors C-02, C-04,
D-06, D-08 inspect the wiring harness.
If intermediate connectors C-02, C-04, D-06, D-08 are dam-
aged, repair or replace them. Refer to GROUP 00E, Harness
Connector Inspection
.
Then go to Step 6.
Q: Are the harness wires between ignition switch (IG
1
) and
SRS-ECU connector C-24 (terminal No.8) in good
condition?
YES : Go to Step 4.
NO : Repair or replace the harness wire. Then go to Step
AC200760
51
52
53
54
55
56
57
58
59
60
61
62
31
32
3029
27
28
2625
2322
24
21
CONNECTORS: C-02, C-04
C-02 (B)
C-04
C-02 HARNESS CONNECTOR:
COMPONENT SIDE
C-04 HARNESS CONNECTOR:
COMPONENT SIDE
AB
AC200761
1
8
3
4
5
7 6
14
14
15
13
11
12
10
9
2
CONNECTOR D-06
D-06 HARNESS CONNECTOR:
COMPONENT SIDE
AB
JUNCTION BLOCK
(FRONT)
D-06
AC200765
3
4
1
2
CONNECTOR: D-08
D-08 HARNESS CONNECTOR:
COMPONENT SIDE
AB
JUNCTION BLOCK (REAR)
D-05
SRS AIR BAG DIAGNOSIS
TSB Revision
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
52B-59
STEP 4. Check the ground line at SRS-ECU connector
C-24.
(1) Disconnect SRS-ECU connector C-24 and measure at the
harness side (rear side).
(2) Measure the resistance between terminal 7 and ground.
• It should be less than 2 ohms.
Q: Does continuity exist?
YES : Go to Step 6.
NO : Go to Step 5.
AC202743
20
19
18
17
7
15
8
16
6
5
4
12
13 14
3
2
1
9 10 11
CONNECTOR: C-24
C-24 (Y)
C-24 HARNESS CONNECTOR:
HARNESS SIDE
(REAR VIEW)
AD
SRS-ECU
AC003298
<MEASURING METHOD: SAMPLE>
MB991222
AD
C-24 HARNESS CONNECTOR:
HARNESS SIDE
SRS AIR BAG DIAGNOSIS
TSB Revision
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
52B-60
STEP 5. Check the harness wires between SRS-ECU
connector C-24 (terminal No.7) and ground.
NOTE: After inspecting he intermediate connector D-13,
inspect the wiring harness.
If intermediate connector D-13 is damaged, repair or replace it.
Refer to GROUP 00E, Harness Connector Inspection
Then go to Step 6.
Q: Are the harness wires between SRS-ECU connector
C-24 (terminal No.7) and ground in good condition?
YES : Go to Step 6.
NO : Repair or replace the harness wire. Then go to Step 6.
STEP 6.Recheck for diagnostic trouble code.
Q: Is any of DTC 43 or 44 set?
YES : There is no action to be taken.
NO : The procedure is complete.(If no malfunctions are
found in all steps, an intermittent malfunction is
suspected. Refer to GROUP 00, How to Use
Troubleshooting/Inspection Service Points
− How to
Cope with Intermittent Malfunction
.
AC202743
20
19
18
17
7
15
8
16
6
5
4
12
13 14
3
2
1
9 10 11
CONNECTOR: C-24
C-24 (Y)
C-24 HARNESS CONNECTOR:
HARNESS SIDE
(REAR VIEW)
AD
SRS-ECU
AC202747
1
10
2
11
3
12
4
13
14
15
5
16
6
17
7
18
8
19
9
20
D-13 HARNESS CONNECTOR:
COMPONENT SIDE
CONNECTOR: D-13
D-13
AB
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