Mitsubishi Lancer Evolution IX. Manual — part 166

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR

54B-227

Step 5. Connector check: D-05 front room lamp
connector, D-07 rear room lamp connector

Q: Is the check result normal?

YES :

Go to Step 6.

NO :

Repair the defective connector.

Step 6. Check the bulbs of the front or rear room
lamps.
Check that the front or rear room lamp bulbs are not
burned out.

Q: Is the check result normal?

YES :

Go to Step 7.

NO :

Replace the front or rear room lamp bulb.

Step 7. Connector check: C-226 ETACS-ECU
connector

Q: Is the check result normal?

YES :

Go to Step 8.

NO :

Repair the defective connector.

AC310464

Harness side

D-05

D-05

AB

Connectors: D-05, D-07

Harness side

D-07

<LHD>

D-07
(GR)

AC310472

Harness side

D-05

D-05

AB

Connectors: D-05, D-07

Harness side

D-07

<RHD>

D-07
(GR)

AC310450

Connector: C-226

AB

Junction block side

Junction block (rear view)

<LHD>

AC310461

Junction block (rear view)

Connector: C-226

AB

<RHD>

Junction block side

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR

54B-228

Step 8. Check the wiring harness from C-226
ETACS-ECU connector terminal Nos.5 and 6 to
D-05 front room lamp connector terminal Nos.2
and 1 or D-07 rear room lamp connector terminal
Nos.2 and 1.

NOTE:

Prior to the wiring harness inspection, check junction
block connector C-218, and repair if necessary.

• Check the input or output lines for open circuit.

Q: Is the check result normal?

YES :

Go to Step 9.

NO :

Repair the wiring harness.

AC310450

Connector: C-226

AB

Junction block side

Junction block (rear view)

<LHD>

AC310461

Junction block (rear view)

Connector: C-226

AB

<RHD>

Junction block side

AC310464

Harness side

D-05

D-05

AB

Connectors: D-05, D-07

Harness side

D-07

<LHD>

D-07
(GR)

AC310472

Harness side

D-05

D-05

AB

Connectors: D-05, D-07

Harness side

D-07

<RHD>

D-07
(GR)

AC310448

Harness side

Junction block (front view)

Connector: C-218

AL

<LHD>

AC310458

Harness side

Junction block (front view)

Connector: C-218

AJ

<RHD>

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR

54B-229

Step 9. Retest the system.
Check that the front or rear room lamp illuminates
and extinguishes normally.

Q: Is the check result normal?

YES :

The trouble can be an intermittent

malfunction (Refer to GROUP 00

− How to

Cope with Intermittent Malfunction

P.00-5

).

NO :

Replace the ETACS-ECU.

Step 10. Connector check: F-02 luggage
compartment lamp connector, F-09 luggage
compartment lamp switch connector

Q: Is the check result normal?

YES :

Go to Step 11.

NO :

Repair the defective connector.

AC310468

Connectors: F-02, F-09
<LHD>

Harness side

F-02

Harness side

F-09

AB

F-09 (B)

F-02

AC310470

Connectors: F-02, F-09
<RHD>

Harness side

F-02

Harness side

F-09

AB

F-02

F-09 (B)

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR

54B-230

Step 11. Check the bulbs of the luggage
compartment lamp.
Check that the luggage compartment lamp bulb are
not burned out.

Q: Is the check result normal?

YES :

Go to Step 12.

NO :

Replace the luggage compartment lamp
bulb.

Step 12. Check the luggage compartment lamp
switch.
Check the luggage compartment lamp switch.Refer
to GROUP 42

− Trunk lid

P.42-39

.

Q: Is the check result normal?

YES :

Go to Step 13.

NO :

Replace the luggage compartment lamp
switch.

Step 13. Check the wiring harness from F-02
luggage compartment lamp connector terminal
No.2 to F-09 luggage compartment lamp switch
connector terminal No.1.

• Check the earth wires for open circuit.

Q: Is the check result normal?

YES :

Go to Step 14.

NO :

Repair the wiring harness.

AC310468

Connectors: F-02, F-09
<LHD>

Harness side

F-02

Harness side

F-09

AB

F-09 (B)

F-02

AC310470

Connectors: F-02, F-09
<RHD>

Harness side

F-02

Harness side

F-09

AB

F-02

F-09 (B)