Mitsubishi Outlander XL. Manual — part 1087
Inspection Procedure 3: No sound is heard from one of the speakers. <Vehicles without
audio amplifier>
M15410800358USA0000010000
Before replacing the ECU, ensure that the power
supply circuit, the ground circuit and the
communication circuit are normal.
AUDIO AND NAVIGATION SYSTEM
54B-29
DIAGNOSIS
Speaker System Circuit
TWEETER
(RH)
RADIO AND CD PLAYER
OR CD CHANGER
REAR DOOR
SPEAKER (LH)
REAR DOOR
SPEAKER (RH)
FRONT DOOR
SPEAKER (RH)
FRONT DOOR
SPEAKER (LH)
TWEETER
(LH)
54B-30
AUDIO AND NAVIGATION SYSTEM
DIAGNOSIS
ZC6008760018
Connectors: C-16, C-20, C-112, C-113
C-20
C-113 (BR)
C-16
C-112
ZC6008750017
Connectors: C-32, C-126, C-127
C-127 (BR)
C-126
C-32
ZC6008800004
Connector: D-21
ZC6008790006
Connector: D-36
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 output from one of the speakers,
the speaker, AM/FM radio and CD player,
communication line from the AM/FM radio and CD
player to the speakers may have a problem.
PROBABLE CAUSES
⦆
Malfunction of speaker
⦆
Malfunctions of radio and CD player or CD changer
⦆
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
AUDIO AND NAVIGATION SYSTEM
54B-31
DIAGNOSIS
⦆
MB991910: M.U.T.-III Main Harness A
STEP 1. ETACS-ECU coding data check.
(1)
Operate the scan tool 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 "6 speakers" or "4
speakers."
Q:Is the check result normal?
YES:
Go to Step 2.
NO:
Operate the scan tool to set the option coding
"Speaker" to "6 speakers" or "4 speakers," 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 use
Troubleshooting/inspection Service Points - How to Cope
with Intermittent Malfunction P.00-15).
NO<abnormal for all>:
Go to Step 27.
NO<only front door speaker (RH) is abnormal>:
Go to Step
3.
NO<only front door speaker (LH) is abnormal>:
Go to Step
7.
NO<only rear door speaker (RH) is abnormal>:
Go to Step
11.
NO<only rear door speaker (LH) is abnormal>:
Go to Step
15.
NO<only tweeter (RH) vehicles with 6 speakers is
abnormal>:
Go to Step 19.
NO<only tweeter (LH) vehicles with 6 speakers is
abnormal>:
Go to Step 23.
STEP 3. Check front door speaker (RH) connector E-04 for
loose, corroded or damaged terminals, or terminals pushed
back in the connector.
Q:Is front door speaker (RH) connector E-04 in good
condition?
YES:
Go to Step 4.
NO:
Repair or replace the damaged component(s). Refer to
GROUP 00E, Harness Connector Inspection P.00E-2.
STEP 4. Front door speaker (RH) check.
(1)
Remove the front door speaker (RH). Refer to P.54B-163.
54B-32
AUDIO AND NAVIGATION SYSTEM
DIAGNOSIS
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