2004 MITSUBISHI ENDEAVOR Amplifier

Fig. 53: Disconnecting Audio Amplifier Connector C
-11
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
2. Measure the resistance between terminal 7 and ground.
Fig. 54: Measuring Resistance Between Terminal 7 And Ground

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
The resistance should be 2 ohms or less.
3. Measure the resistance between terminal 17 and ground. The resistance should be 2 ohms or less.
Q: Is the measured resistance 2 ohms or less?
YES: Go to Step 7 .
NO: Go to Ste
p 5.

2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Radio With Tape Player & Cd Player - Endeavor

STEP 5. Check audio amplifier connector C-11 for loose, corroded or
damaged terminals, or terminals pushed back in the connector.
Fig. 55: Identifying Connector C
-11
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
Q: Is audio amplifier connector C-11 in good condition?
YES: Go to Step 6.
NO: Repair or replace the damaged component(s). The speakers should
sound.
STEP 6. Check the wiring harness between audio amplifier connector C-

2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Radio With Tape Player & Cd Player - Endeavor

11 (terminal 7 and 17) and ground
.
Q: Is the wiring harness between audio amplifier connector C-11
(terminal 7 and 17) and ground in good condition?
YES: There is no action to be taken.
NO: Repair the wiring harness. The speakers should sound.
Fig. 56: Identifying Connector C-11
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
STEP 7. Check radio, CD player and CD changer connector C-113 and
aud
io amplifi
er conn
ecto
r C-12 f
or loose,
corroded
or da
maged
termin
als,

2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Radio With Tape Player & Cd Player - Endeavor

Fig. 57: Identifying Connector C
-12 , C
-113

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
Q: Are radio, CD player and CD changer connector C-113 and audio
amplifier connector C-12 in good condition?
YES: Go to Step 8.
NO: Repair or replace the damaged component(s). The door speaker (LH)
should sound.
STEP 8. Check the wiring harness between CD player and CD changer
connector C-113 (terminals 31, 32, 33, 34, 40 and 41) and audio amplifier
connector G-19 (terminals 22, 23, 24, 30 and 31).

2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Radio With Tape Player & Cd Player - Endeavor

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA
.
Q: Do the speakers sound normally?
YES: The procedure is complete.
NO: Repair or replace the audio amplifier.
INSPECTION PROCEDURE 6: No Sound from One Speaker. < Vehicles with Six Speakers >.
2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Radio With Tape Player & Cd Player - Endeavor

Fig. 95: Identifying Connectors

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
CIRCUIT OPERATION The sound signals are sent from the audio amplifier. After the signals are amplified
and filtered, the sound signals are sent to the speaker. TECHNICAL DESCRIPTION (COMMENT) The cause is probably a faulty speaker circuit system. TROUBLESHOOTING HINTS
2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Radio With Tape Player & Cd Player - Endeavor

Malfunction of the speaker Damaged wiring harness or connector Malfunction of the audio amplifier
DIAGNOSIS
STEP 1. Check which speaker has no sound on the vehicles with seven
speakers.
Determine which speaker does not sound.
Q: Which speaker does not sound?
Tweeter (LH) : Go to Step 2.
Tweeter (RH) : Go to Step 5 .
Front door speaker (LH) : Go to Step 8 .
Front door speaker (RH) : Go to Step 11 .
Rear door speaker (LH) : Go to Step 14 .
Rear door speaker (RH) : Go to Step 17 .
Woofer : Go to Step 20 .
STEP 2. Check the tweeter (LH).
1. Remove the tweeter
(LH
). Refer to SPEAKER
.

2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Radio With Tape Player & Cd Player - Endeavor

Fig. 96: Checking Speaker

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
2. Check that the tweeter (LH) generates noise when a five-volt voltage is
applied on the tweeter (LH) terminal.
Q: Is the tweeter (LH) generating noise?
YES: Go to Step 3.
NO: Replace the tweeter (LH). The tweeter (LH) should sound.
STEP 3. Check tweeter (LH) connector C-126 and audio amplifier
connector C-11 for loose, corroded or damaged terminals, or terminals
pushed back in the connector.

2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Radio With Tape Player & Cd Player - Endeavor