Mitsubishi Lancer Evolution IX. Manual — part 123
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SYMPTOM PROCEDURES
SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR
54B-55
COMMENT ON TROUBLE SYMPTOM
If a door can not be locked or unlocked by the central
door locking system, the door lock actuator may be
defective.
POSSIBLE CAUSES
• Malfunction of the door lock actuator
• Damaged harness wires and connectors
DIAGNOSIS PROCEDURE
Step 1. Confirm which door lock actuator is
defective.
Q: Which door fails to lock correctly?
Driver's door :
Go to Step 2.
Front passenger's door :
Go to Step 6.
Rear right door :
Go to Step 10.
Rear left door :
Go to Step 14.
Step 2. Connector check: E-04 front door lock
actuator (LH) connector
Q: Is the check result normal?
YES :
Go to Step 3.
NO :
Repair the defective connector.
Step 3. Check the front door lock actuator (LH)
Check that the front door lock actuator (LH) works
normally. Refer to GROUP 42
− Door
Q: Is the check result normal?
YES :
Go to Step 4.
NO :
Replace the front door lock actuator (LH).
Step 4. Connector check: C-226, C-227
ETACS-ECU connector
Q: Is the check result normal?
YES :
Go to Step 5.
NO :
Repair the defective connector.
AC310484
Harness side
AB
Connector: E-04 <LHD>
E-04(B)
Front door (LH)
AC310451
Connectors: C-226, C-227 <LHD>
AB
Junction block (rear view)
Junction block side
C-227
C-226
C-227
Harness side
C-226
28
37
43
29
44
38
23
32
41
24
25
26
27
34
42
36 35
33
21
22
30
39
40
31
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SYMPTOM PROCEDURES
SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR
54B-56
Step 5. Check the wiring harness from C-226
ETACS-ECU connector terminal No.12 and C-227
ETACS-ECU connector terminal No.22 to E-04
front door lock actuator (LH) connector terminal
Nos.4 and 6.
NOTE:
Prior to the wiring harness inspection, check interme-
diate connector C-17 and junction block connector
C-214, and repair if necessary.
• Check the input and output lines for open circuit.
Q: Is the check result normal?
YES :
The trouble can be an intermittent
malfunction (Refer to GROUP 00
− How to
Cope with Intermittent Malfunction
NO :
Repair the wiring harness.
Step 6. Connector check: E-15 front door lock
actuator (RH) connector
Q: Is the check result normal?
YES :
Go to Step 7.
NO :
Repair the defective connector.
AC310451
Connectors: C-226, C-227 <LHD>
AB
Junction block (rear view)
Junction block side
C-227
C-226
C-227
Harness side
C-226
28
37
43
29
44
38
23
32
41
24
25
26
27
34
42
36 35
33
21
22
30
39
40
31
AC310484
Harness side
AB
Connector: E-04 <LHD>
E-04(B)
Front door (LH)
AC310446
Connector: C-17 <LHD>
AE
AC310448
Harness side
Junction block (front view)
Connector: C-214 <LHD>
AE
21
7
16 15
17
18
20 19
1
2
3
4
5
6
23 22
24
25
28
26
27
9
8
10
11
14
12
13
AC310488
Harness side
AB
Connector: E-15 <LHD>
E-15(B)
Front door (RH)
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SYMPTOM PROCEDURES
SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR
54B-57
Step 7. Check the front door lock actuator (RH).
Check that the front door lock actuator (RH) works
normally. Refer to GROUP 42
− Door
Q: Is the check result normal?
YES :
Go to Step 8.
NO :
Replace the front door lock actuator (RH).
Step 8. Connector check: C-226 ETACS-ECU
connector
Q: Is the check result normal?
YES :
Go to Step 9.
NO :
Repair the defective connector.
Step 9. Check the wiring harness from C-226
ETACS-ECU connector terminal Nos.12 and 13 to
E-15 front door lock actuator (RH) connector
terminal Nos.4 and 6.
NOTE:
Prior to the wiring harness inspection, check interme-
diate connector C-110 and junction block connector
C-214, and repair if necessary.
• Check the input and output lines for open circuit.
AC310450
Connector: C-226 <LHD>
AB
Junction block side
Junction block (rear view)
AC310450
Connector: C-226 <LHD>
AB
Junction block side
Junction block (rear view)
AC310488
Harness side
AB
Connector: E-15 <LHD>
E-15(B)
Front door (RH)
AC310452
Connector: C-110 <LHD>
AC
AC310448
Harness side
Junction block (front view)
Connector: C-214 <LHD>
AE
21
7
16 15
17
18
20 19
1
2
3
4
5
6
23 22
24
25
28
26
27
9
8
10
11
14
12
13
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SYMPTOM PROCEDURES
SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR
54B-58
Q: Is the check result normal?
YES :
The trouble can be an intermittent
malfunction (Refer to GROUP 00
− How to
Cope with Intermittent Malfunction
NO :
Repair the wiring harness.
Step 10. Connector check: E-18 rear door lock
actuator (RH) connector
Q: Is the check result normal?
YES :
Go to Step 11.
NO :
Repair the defective connector.
Step 11. Check the rear door lock actuator (RH).
Check that the rear door lock actuator (RH) is in
good condition. Refer to GROUP 42
− Door
Q: Is the check result normal?
YES :
Go to Step 12.
NO :
Replace the rear door lock actuator (RH).
Step 12. Connector check: C-226 ETACS-ECU
connector
Q: Is the check result normal?
YES :
Go to Step 13.
NO :
Repair the defective connector.
Step 13. Check the wiring harness from C-226
ETACS-ECU connector terminal Nos.12 and 13 to
E-18 rear door lock actuator (RH) connector
terminal Nos.4 and 6.
AC310491
Harness side
AB
Connector: E-18
E-18 (B)
Rear door (RH)
AC310450
Connector: C-226 <LHD>
AB
Junction block side
Junction block (rear view)
AC310450
Connector: C-226 <LHD>
AB
Junction block side
Junction block (rear view)
AC310491
Harness side
AB
Connector: E-18
E-18 (B)
Rear door (RH)
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