Radio MITSUBISHI ENDEAVOR 2004 Service Workshop Manual

Fig. 45: Identifying Connector C
-303 C
-311

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
Q: Is remote controlled radio switch (LH) connector C-311 and clock
spring connector C-303 in good condition?
YES: Go to Step 3.
NO: Repair or replace the connector. The remote controlled radio switch
(LH) should work normally.
STEP 3. Check the wirin
g harness between remote controlled radio switch
connector C-311 (terminals1 and 2) and clock spring connector C-303
(terminals 4 and 5).

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

Fig. 46: Identifying Connector C
-303 C
-311

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
Q: Are the wiring harness between remote controlled radio switch
connector C-311 (terminals 1 and 2) and clock spring connector C-303
(terminals 4 and 5) in good condition?
YES: No action to be taken.
NO: Repair the wiring harness. The remote controlled radio switch (LH)
should work normally.
INSPECTION PROCEDURE 5: No Sound. < Vehicles with Audio Amplifier >.
2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Radio With Tape Player & Cd Player - Endeavor

Fig. 47: Audio Amplifier Power Supply Circuit Diagram & Connector Identification

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
CIRCUIT OPERATION Power is supplied from the battery directly to the audio amplifier. TECHNICAL DESCRIPTION (COMMENT) The cause is
probabl
y a fault
y audio am
plifier
power su
pply circuit s
ystem.

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

TROUBLESHOOTING HINTS
Damaged wiring harness or connector Malfunction of the audio amplifier
DIAGNOSIS Required Special Tool:
MB991223: Harness set
STEP 1. Measure the voltage at audio amplifier connector C-11 in order to
check the battery circuit of power supply system to the audio amplifier.
1. Disconnect audio amplifier connector C-11, and measure at the wiring
harness side.

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

Fig. 48: Identifying Connector C
-11
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
2. Measure the voltage between terminal 6 and ground.
The voltage should measure approximately 12 volts (battery positive
volta
ge).

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

Fig. 49: Measuring Voltage Between Terminal 6 And Ground

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
3. Measure the voltage between terminal 16 and ground.
The voltage should measure approximately 12 volts (battery positive
voltage).
Q: Is the measured voltage approximately 12 volts (battery positive
voltage)?
YES: Go to Step 4 .
NO: Go to Step 2.
STEP 2. Check 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

Fig. 50: 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 3.
NO: Repair or replace the damaged component(s). The speakers should
sound.
STEP 3. Check the wiring harness between audio amplifier connector C-
11 (terminal 6 and 16) and the battery.

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

Fig. 51: Identifying Connector C
-11
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
NOTE: Also check intermediate connector C-31 for loose,
corroded, or damaged terminals, or terminals pushed
back in the connector. If intermediate connectors C-31
is damaged, repair or replace the connector.

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

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

Fig. 52: Identifying Connector C
-31
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
Q: Is the wiring harness between audio amplifier connector C-11
(terminal 6 and 16) and the battery in good condition?
YES: There is no action to be taken.
NO: Repair the wiring harness. The speakers should sound.
STEP 4. Measure the resistance at audio amplifier connector C-11 in
order to check the ground circuit to the audio amplifier.
1. Disconnect audio amplifier connector C-11, and measure at the wiring
harness side.

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