Mitsubishi Outlander GS45X. Manual - part 91

RADIO AND CD PLAYER

TSB Revision

CHASSIS ELECTRICAL

54A-361

STEP 7. Check the wiring harness between center panel
unit connector C-104 (terminal 7) and fusible link (36).

• Check the power supply line for open circuit and short cir-

cuit.

NOTE: Also ETACS-ECU connector C-307, C-317 for loose,
corroded, or damaged terminals, or terminals pushed back in
the connector. If joint connector ETACS-ECU connector C-307,
C-317 are damaged, repair or replace the connector as
described in GROUP 00E, Harness Connector Inspection

P.00E-2

Q: Is the wiring harness between center panel unit

connector C-124 (terminal 7) and fusible link (36) in
good condition?
YES : Go to Step 8.
NO : The wiring harness may be damaged or the

connector(s) may have loose, corroded or damaged
terminals, or terminals pushed back in the connector.
Repair the wiring harness as necessary.

STEP 8. Recheck for diagnostic trouble code.
Check again if the DTC is set to the radio and CD player.
(1) Erase the DTC.
(2) Turn the ignition switch from "LOCK" (OFF) position to "ON"

position.

(3) Check if the DTC is set.
Q: Is the DTC set?

YES : Go to Step 9.
NO : The trouble can be an intermittent malfunction (Refer

to GROUP 00, How to use
Troubleshooting/inspection Service Points, How to
Cope with Intermittent Malfunction

P.00-15

STEP 9. Recheck for diagnostic trouble code.
Temporarily replace the center panel unit, and recheck whether
the DTC is set to the radio and CD player.
(1) Erase the DTC.
(2) Turn the ignition switch from "LOCK" (OFF) position to "ON"

position.

(3) Check if the DTC is set.
Q: Is the DTC set?

YES : Replace the radio and CD player.
NO : Replace the center panel unit.

RADIO AND CD PLAYER

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CHASSIS ELECTRICAL

54A-362

DTC B2451: Audio panel type error

CAUTION

If there is any problem in the CAN bus lines, an
incorrect diagnostic trouble code may be set.
Prior to this diagnosis, always diagnose the CAN
bus lines.

TROUBLE JUDGMENT

If the radio and CD player consecutively receive the
display trouble signal from the center panel assem-
bly for 1 minute, the diagnostic trouble code is set.

COMMENTS ON TROUBLE SYMPTOM

The center panel assembly or CAN bus line may
have a problem.

PROBABLE CAUSES

• Malfunction of center panel assembly

• Malfunction of CAN bus line wiring harness and

connector

DIAGNOSIS

STEP 1. Using scan tool MB991958, diagnose the CAN bus
line.

CAUTION

To prevent damage to scan tool MB991958, always turn the
ignition switch to the "LOCK" (OFF) position before con-
necting or disconnecting scan tool MB991958.
(1) Connect scan tool MB991958. Refer to "How to connect the

Scan Tool (M.U.T.-III)

P.54A-331

(2) Turn the ignition switch to the "ON" position.
(3) Diagnose the CAN bus line.
(4) Turn the ignition switch to the "LOCK" (OFF) position.
Q: Is the CAN bus line found to be normal?

YES : Go to Step 2.
NO : Repair the CAN bus line. (Refer to GROUP 54C,

Diagnosis

P.54C-17

STEP 2. Recheck for diagnostic trouble code.
Check again if the DTC is set to the radio and CD player.
(1) Erase the DTC.
(2) Turn the ignition switch from "LOCK" (OFF) position to "ON"

position.

(3) Check if the DTC is set.
Q: Is the DTC set?

YES : Replace the radio and CD player.
NO : The trouble can be an intermittent malfunction (Refer

to GROUP 00, How to use
Troubleshooting/inspection Service Points, How to
Cope with Intermittent Malfunction

P.00-15

ZC501967

AC404789

AC702802

MB991824

MB991827

MB991910

Data link

connector

RADIO AND CD PLAYER

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CHASSIS ELECTRICAL

54A-363

TROUBLE SYMPTOM CHART

M1544004902565

NOTE:

•

For the troubleshooting of the USB box, refer to

P.54A-639

.<Vehicles with USB box>

•

For the troubleshooting of the hands free module,
refer to

P.54A-592

.<Vehicles with hands free

module>

•

For the troubleshooting of the steering wheel
audio remote control switch, refer to

P.54A-563

.<Vehicles with steering wheel audio

remote control switch>

Trouble symptom

Inspection
procedure
No.

Reference
page

Power is not turned ON when the power switch is turned ON.

P.54A-364

No sound is heard. <vehicles with audio amplifier>

P.54A-368

No sound is heard from one of the speakers. <vehicles without audio amplifier> 3

P.54A-375

No sound is heard from one of the speakers. <vehicles with audio amplifier>

P.54A-386

The audio does not operate normally by operating the radio and CD player of the
center panel unit.

P.54A-399

Audio illuminations does not work normally.

P.54A-403

The sound of external input are not played. <Vehicles with audio adapter)>

P.54A-408

Noise appears at certain places when traveling (AM).

P.54A-410

Noise is present while moving (FM).

P.54A-411

Sound mixed with noise, only at night (AM).

P.54A-412

Broadcasts can be heard, but both AM and FM have a lot of noise.

P.54A-412

There is more noise on either AM or FM.

P.54A-413

Noise sometimes appears on FM during traveling.

P.54A-414

Noise is detected with engine running.

P.54A-415

Noise appears during vibration or shocks.

P.54A-416

Ever-present noise.

P.54A-417

Noise comes out, but neither AM nor FM sounds.

P.54A-417

Poor reception.

P.54A-417

Distortion on AM or on both AM and FM.

P.54A-419

Distortion on FM only.

P.54A-419

Using the auto select function, too few automatic stations are selected.

P.54A-419

Preset stations are erased.

P.54A-420

CD cannot be inserted.

P.54A-420

No sound (CD only).

P.54A-421

CD sound skips.

P.54A-421

Sound quality is poor.

P.54A-422

CD can not be ejected.

P.54A-422

RADIO AND CD PLAYER

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CHASSIS ELECTRICAL

54A-364

SYMPTOM PROCEDURES

INSPECTION PROCEDURE 1: Power is not turned ON when the power switch is turned ON.

CAUTION

Before replacing the radio and CD player, ensure
that the power supply circuit, the ground circuit
and the communication circuit are normal.

Radio and CD Player Power Supply Circuit

ETACS-
ECU

CAN
COMMUNICATION LINE

ETACS-ECU

RADIO AND CD PLAYER

INPUT SIGNAL

IGNITION SWITCH (ACC)

FUSIBLE
LINK

ENGINE
COMPARTMENT

RELAY BOX

AC703148 AG

Connector: C-16

ACA02655AB

Connector: C-307, C-317

C-307 (B)

C-317

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