Mitsubishi Outlander XL. Manual — part 1104

Inspection Procedure 3: No sound is heard from one of the speakers. <Vehicles with
audio amplifier>

M15410800357USA0000010001

Before replacing the ECU, ensure that the power
supply circuit, the ground circuit and the
communication circuit are normal.

AUDIO AND NAVIGATION SYSTEM

54B-97

DIAGNOSIS

Speaker System Circuit

AUDIO AMPLIFIER

TWEETER
(LH)

TWEETER
(RH)

FRONT DOOR
SPEAKER (LH)

FRONT DOOR
SPEAKER (RH)

REAR DOOR
SPEAKER
(LH)

REAR DOOR
SPEAKER
(RH)

SUB WOOFER

54B-98

AUDIO AND NAVIGATION SYSTEM

DIAGNOSIS

AUDIO AMPLIFIER

AUDIO VISUAL NAVIGATION UNIT

ZC6008760013

Connectors: C-10, C-17, C-20, C-22, C-112,

C-113

C-20

C-22

C-113 (BR)

C-17

C-10

C-112

ZC6008750016

Connectors: C-126, C-127

C-127 (BR)

C-126

ZC6008800003

Connectors: D-15, D-21

D-15 (B)

D-21

ZC6008790005

Connectors: D-36, D-126, D-127

D-36

D-127

D-126

AUDIO AND NAVIGATION SYSTEM

54B-99

DIAGNOSIS

ZC6008810001

Connectors: E-02, E-04, E-10, E-14, E-17, E-24

E-02 (B)

E-14 (B)

E-17

E-24

E-10

E-04

COMMENTS ON TROUBLE SYMPTOM
If the sound is not heard from one of the speakers, the
speaker, audio visual navigation unit, audio amplifier,
communication line from the audio visual navigation
unit to the audio amplifier, or communication line from
the audio amplifier to the speaker may have a
problem. Also, the option coding information may be
inconsistent.

PROBABLE CAUSES

｠

Malfunction of speaker

｠

Malfunctions of audio visual navigation unit

｠

Malfunction of audio amplifier

｠

Option coding information inconsistency

｠

Damaged harness wires and connectors

DIAGNOSIS

Required Special Tools:

｠

MB991223: Harness Set

｠

MB992006: Extra Fine Probe

｠

MB991958: Scan Tool (M.U.T.-III Sub Assembly)

｠

MB991824: Vehicle Communication Interface (V.C.I.)

｠

MB991827: M.U.T.-III USB Cable

｠

MB991910: M.U.T.-III Main Harness A

STEP 1. ETACS-ECU coding data check.

(1)

Operate scan tool MB991958 to read the ETACS-ECU option
coding information. (Refer to GROUP 00, Coding Table P.
00-34.)

(2)

Check that the "Speaker" is set to "Premium."

Q:Is the check result normal?

YES:

Go to Step 2.

NO:

Operate scan tool MB991958 to set the option coding

"Speaker" to "Premium," and check the trouble symptom.

STEP 2. Checking with audio speaker check.
Perform the audio speaker check, and check which speaker
does not output the sound. Refer to P.54B-163.

Q:Is the check result normal?

YES<normal for all>:

The trouble can be an intermittent

malfunction (Refer to GROUP 00, How to Cope with
Intermittent Malfunction P.00-15).

NO<abnormal for all>:

Refer to Inspection Procedure 2

"No sound is heard" P.54B-81.

54B-100

AUDIO AND NAVIGATION SYSTEM

DIAGNOSIS