Mitsubishi L200. Manual — part 739

MITSUBISHI MULTI COMMUNICATION SYSTEM (MMCS)

CHASSIS ELECTRICAL

54A-323

STEP 11. Check the wiring harness between C-
170 multivision display connector terminal No.17
and fusible link (20).

• Check the power supply lines (battery supply) for

open circuit and short circuit.

NOTE:

Prior to the wiring harness inspection, check junction
block connectors C-213, C-209 and joint connector
C-132, and repair if necessary.

Q: Is the check result normal?

YES :

Troubleshoot the ignition switch. Refer to

P.54A-22

.

NO :

Repair the wiring harness.

AC903853

Connectors: C-132, C-170 <LHD>

AY

C-132 (GR)

C-132

C-170 (GR)

Harness side

C-170

AC903868

BF

Connector: C-170 <RHD>

C-170 (GR)

Harness side

AC903865

Connector: C-132 <RHD>

AB

C-132 (GR)

AC509934

Connectors: C-209, C-213 <LHD>

Junction block (Front view)

C-213

C-209

C-213

C-209

AC

Harness side

Harness side

AC509936

Connectors: C-209, C-213 <RHD>

C-213

C-209

AC

Junction block
(Front view)

C-213

C-209

Harness side Harness side

MITSUBISHI MULTI COMMUNICATION SYSTEM (MMCS)

CHASSIS ELECTRICAL

54A-324

STEP 12. Voltage measurement at C-169
multivision display connector.

(1) Disconnect C-169 multivision display connector,

and measure at the wiring harness-side
connector.

(2) Voltage between C-169 multivision display

terminal No.21 and the body earth

OK: System voltage

Q: Is the check result normal?

YES :

Go to Step 14.

NO :

Go to Step 13.

AC903853

C-169 (GR)

Harness side

AW

Connector: C-169 <LHD>

AC903868

C-169 (GR)

Harness side

BH

Connector: C-169 <RHD>

AC310507 LX

Connector C-169
(Harness side)

MITSUBISHI MULTI COMMUNICATION SYSTEM (MMCS)

CHASSIS ELECTRICAL

54A-325

STEP 13. Check the wiring harness between C-
169 multivision display connector terminal No.21
and fusible link (20).

NOTE:

Prior to the wiring harness inspection, check junction
block connectors C-213, C-209 and joint connector
C-132, and repair if necessary.

• Check the power supply lines (battery supply) for

open circuit and short 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 14. Retest the system
Check if the multivision display power is turned ON.

Q: Is the check result normal?

AC903853

Connectors: C-132, C-169 <LHD>

AZ

C-132 (GR)

C-169 (GR)

Harness side

C-132

C-169

AC903868

C-169 (GR)

Harness side

BH

Connector: C-169 <RHD>

AC903865

Connector: C-132 <RHD>

AB

C-132 (GR)

AC509934

Connectors: C-209, C-213 <LHD>

Junction block (Front view)

C-213

C-209

C-213

C-209

AC

Harness side

Harness side

AC509936

Connectors: C-209, C-213 <RHD>

C-213

C-209

AC

Junction block
(Front view)

C-213

C-209

Harness side Harness side

MITSUBISHI MULTI COMMUNICATION SYSTEM (MMCS)

CHASSIS ELECTRICAL

54A-326

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 multivision display.