Mitsubishi L200. Manual — part 768

USB BOX

CHASSIS ELECTRICAL

54A-439

COMMENTS ON TROUBLE SYMPTOM
If the sound replay is impossible with the USB/iPod
mode, USB cable, USB box, or multivision display
may be defective, or a communication error between
the multivision display and USB box may have
occurred.

PROBABLE CAUSES

• The multivision display may be defective.

• The USB box may be defective.

• The USB cable may be defective.

• Damaged harness wires and connectors

DIAGNOSIS PROCEDURE

STEP 1. Check the multivision display operation.
Check if the multivision display work normally and
the sound is output.

Q: Is the check result normal?

YES :

Go to Step 2.

NO :

Troubleshoot the MMCS. (Refer to

P.54A-

314

.)

STEP 2. Check the multivision display operation.
Display the A/V Mode screen, and check that the
"USB/iPod" item is displayed.

Q: Is the check result normal?

YES :

Go to Step 12.

NO :

Go to Step 3.

STEP 3. Check the USB cable.
Check that the USB cable is connected to the USB
box normally. Or check the USB cable for damage
such as bend.

Q: Is the check result normal?

YES :

Go to Step 4.

NO :

Replace or repair the USB cable.

STEP 4. Connector check: C-174 USB box
connector

Q: Is the check result normal?

YES :

Go to Step 5.

NO :

Repair the defective connector.

STEP 5. Voltage measurement at C-174 USB box
connector.
(1) Disconnect the connector, and measure at the

wiring harness-side connector.

(2) Voltage between connector terminal No.1 and the

body earth

OK: System voltage

Q: Is the check result normal?

YES :

Go to Step 7.

NO :

Go to Step 6.

Wire colour code
B : Black LG : Light green G : Green L : Blue W : White Y : Yellow SB : Sky blue
BR : Brown O : Orange GR : Grey R : Red P : Pink V : Violet PU : Purple SI : Silver

USB Box Communication Circuit

MULTIVISION DISPLAY

USB BOX

USB
CONNECTOR

USB CABLE

USB BOX

CHASSIS ELECTRICAL

54A-440

STEP 6. Check the wiring harness between C-174
USB box connector terminal No.1 and fusible link
20.

• Check the power supply lines (battery power sup-

ply) for open circuit and short circuit.

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

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 7. Resistance measurement at C-174 USB
box connector.
(1) Disconnect C-60 USB box connector, and

measure the resistance available at the wiring
harness side of the connector.

(2) Check the continuity between terminal No.17 and

body earth.

OK: Continuity exists (2

Ω or less)

Q: Is the check result normal?

YES :

Go to Step 9.

NO :

Go to Step 8.

STEP 8. Check the wiring harness between C-174
USB box connector terminal No.17 and body
earth.

• Check the earth wires 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 9. Connector check: C-167, C-168
multivision display connector

Q: Is the check result normal?

YES :

Go to Step 10.

NO :

Repair the defective connector.

STEP 10. Check the wiring harness between C-
167 multivision display connector terminal No.
35, 36, 51 and C-174 USB box connector terminal
No. 22, 23, 8.

• Check the communication line for open circuit

and short circuit.

Q: Is the check result normal?

YES :

Go to Step 11.

NO :

Repair the wiring harness.

STEP 11. Check the wiring harness between C-
168 multivision display connector terminal No.
72, 73, 74 and C-174 USB box connector terminal
No. 15, 2, 16.

• Check the communication line for open circuit

and short circuit.

Q: Is the check result normal?

YES :

Go to Step 12.

NO :

Repair the wiring harness.

STEP 12. Replace the USB box temporarily, and
check the trouble symptom.
Replace the USB box temporarily, and check that the
sound is output from the speaker.

Q: Is the check result normal?

YES :

Replace the USB box.

NO :

Replace the multivision display.

USB BOX

CHASSIS ELECTRICAL

54A-441

REMOVAL AND INSTALLATION

M1549100900246

ACB00884 AB

1

4

3

2

Removal steps

•

Glove box, glove box cover (Refer
to GROUP 52A, Instrument panel
assembly )

1.

USB box and bracket

•

Harness connector connection

2.

USB cable

3.

Bracket

4.

USB box

Removal steps (Continued)

SPEAKER

CHASSIS ELECTRICAL

54A-442

SPEAKER

GENERAL INFORMATION

M1544101000133

Specifications

Location

Two speakers

Four speakers or six
speakers

Eight speakers (six positions)

Front door

−

Balance dome tweeter

− 3.5

cm <Vehicles with wide
fender : option>

Aluminium hard dome tweeter

−

3.5 cm

Dual cone full range
speaker

− 16 cm

Dual cone full range
speaker

− 16 cm

Metalized hybrid pp
(polypropylene) diaphragm
speaker

− 16 cm

Rear door

−

Dual cone full range
speaker

− 16 cm

Metalized hybrid PP
(polypropylene) diaphragm
coaxial 2 way speaker

− 16 cm

Item

Two speakers

Four speakers or six
speakers

Eight speakers (six
positions)

Allowable
input power

Rated input
power

Allowable
input power

Rated input
power

Allowable
input power

Rated input
power

Tweeter

−

−

25W

3W

50W

25W

Front door
speaker

35W

15W

35W

15W

80W

40W

Rear door
speaker

−

−

35W

15W

80W

40W