Mitsubishi L200. Manual - part 540

SUNROOF ASSEMBLY

BODY

42-220

(2) Ignition switch: ON

AC208730AZ

Connector D-28 
(Harness side)

(3) Check the voltage between the D-28 sunroof 

motor assembly connector terminal No.7 and 
body earth.

OK: System voltage

Q: Is the check result normal?

YES : 

Go to Step 8.

NO : 

Go to Step 7.

STEP 7. Check the wiring harness between D-28 
sunroof motor assembly connector terminal No.7 
and the ignition switch (IG2).

AC903885AI

Connector: D-28, D-29 <LHD>

Harness side

D-29 (B)

D-29 (B)

D-28

D-28

Harness side

AC903886AG

Connector: D-28, D-29 <RHD>

Harness side

D-29 (B)

D-29 (B)

D-28

D-28

Harness side

NOTE: 

AC509934

Connectors: C-206, C-207 <LHD>

Junction block (Front view)

C-206

C-206

C-207

CS

Harness side

Harness side

C-207

AC509936

Connectors: C-206, C-207 <RHD>

C-206

C-207

Harness side

Harness side

C-206

BU

Junction block 
(Front view)

C-207

Prior to the wiring harness inspection, check junction 
block connector C-206 and C-207, and repair if nec-
essary.

• Check the power supply line for open circuit.

Q: Is the check result normal?

SUNROOF ASSEMBLY

BODY

42-221

YES : 

The trouble can be an intermittent 

malfunction (Refer to GROUP 00, How to 
use Troubleshooting/inspection Service 
Points 

− How to Cope with Intermittent 

Malfunction ).

NO : 

Repair the wiring harness.

STEP 8. Voltage measurement at the D-28 
sunroof motor assembly connector.

AC903885AI

Connector: D-28, D-29 <LHD>

Harness side

D-29 (B)

D-29 (B)

D-28

D-28

Harness side

AC903886AG

Connector: D-28, D-29 <RHD>

Harness side

D-29 (B)

D-29 (B)

D-28

D-28

Harness side

(1) Disconnect the sunroof motor assembly 

connector, and measure at the harness side.

AC208730BA

Connector D-28 
(Harness side)

(2) Check the voltage between the D-28 sunroof 

motor assembly connector terminal No.10 and 
body earth.

OK: System voltage

Q: Is the check result normal?

YES : 

Go to Step 10.

NO : 

Go to Step 9.

SUNROOF ASSEMBLY

BODY

42-222

STEP 9. Check the wiring harness between D-28 
sunroof motor assembly connector terminal 
No.10 and the fusible link (20).

AC903885AI

Connector: D-28, D-29 <LHD>

Harness side

D-29 (B)

D-29 (B)

D-28

D-28

Harness side

AC903886AG

Connector: D-28, D-29 <RHD>

Harness side

D-29 (B)

D-29 (B)

D-28

D-28

Harness side

AC600241AB

Battery

Fusible link (20)

Front of vehicle

24

23

22

21

20

19

NOTE: 

AC509934

Connectors: C-206, C-213 <LHD>

Junction block (Front view)

C-213

C-206

C-206

C-213

AG

Harness side

Harness side

AC509936

Connectors: C-206, C-213 <RHD>

C-213

C-206

C-213

Harness side

Harness side

C-206

AF

Junction block 
(Front view)

Prior to the wiring harness inspection, check junction 
block connector C-206 and C-213, and repair if nec-
essary.

• Check the power supply line for open circuit.

Q: Is the check result normal?

YES : 

The trouble can be an intermittent 

malfunction (Refer to GROUP 00, How to 
use Troubleshooting/inspection Service 
Points 

− How to Cope with Intermittent 

Malfunction ).

NO : 

Repair the wiring harness.

SUNROOF ASSEMBLY

BODY

42-223

STEP 10. Resistance measurement at the D-28 
sunroof motor assembly connector.

AC903885AI

Connector: D-28, D-29 <LHD>

Harness side

D-29 (B)

D-29 (B)

D-28

D-28

Harness side

AC903886AG

Connector: D-28, D-29 <RHD>

Harness side

D-29 (B)

D-29 (B)

D-28

D-28

Harness side

(1) Disconnect the sunroof motor assembly 

connector, and measure at the harness side.

AC209731

AC208731BG

Connector D-28 
(Harness side)

(2) Check the resistance between D-28 sunroof 

motor assembly connector terminal No.8 and 
body earth.

OK: Continuity exists (2 

Ω or less)

Q: Is the check result normal?

YES : 

Go to Step 12.

NO : 

Go to Step 11.

STEP 11. Check the wiring harness between D-28 
sunroof motor assembly connector terminal No.8 
and body earth.

AC903885AI

Connector: D-28, D-29 <LHD>

Harness side

D-29 (B)

D-29 (B)

D-28

D-28

Harness side

AC903886AG

Connector: D-28, D-29 <RHD>

Harness side

D-29 (B)

D-29 (B)

D-28

D-28

Harness side

• Check earth line for open circuit.

Q: Is the check result normal?

YES : 

The trouble can be an intermittent 

malfunction (Refer to GROUP 00, How to 
use Troubleshooting/inspection Service 
Points 

− How to Cope with Intermittent 

Malfunction ).

NO : 

Repair the wiring harness.

STEP 12. Retest the system.
Check that the sunroof assembly works normally.

Q: Is the check result normal?

YES : 

The trouble can be an intermittent 

malfunction (Refer to GROUP 00, How to 
use Troubleshooting/inspection Service 
Points 

− How to Cope with Intermittent 

Malfunction ).

NO : 

Replace the sunroof motor assembly.