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Home >> Mitsubishi >> 2007 >> Galant DE >> Repair and Diagnosis >> Accessories & Equipment >> Interior/Illumination Lights >> Chassis Electrical >> Radio With Cd Player >> Radio With Cd Player, Speaker And Antenna Diagnosis >> Symptom Procedures >> INSPECTION PROCEDURE 6: No Sound from One Speaker. < Vehicles without audio amplifier > >> Diagnosis

INSPECTION PROCEDURE 6: No Sound from One Speaker. < Vehicles without audio amplifier >: Diagnosis

  1. STEP 1. Check which speaker has no sound on the vehicles with audio amplifier. 

    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 speaker (LH) :  Go to Step  14.

    Rear speaker (RH) :  Go to Step  17.

  2. STEP 2. Check the tweeter (LH). 
    1. Remove the tweeter (LH). Refer to < TWEETER/REAR SPEAKER >  .
    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.

    Fig 1: Checking Tweeter/Speaker
    G05105248Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  3. STEP 3. Check tweeter (LH) connector C-129 and radio and CD player connector C-111 for loose, corroded or damaged terminals, or terminals pushed back in the connector. 

    Q: Are harness connectors C-129 and C-111 in good condition? 

    YES:  Go to Step 4.

    NO:  Repair or replace the component(s). Refer to HARNESS CONNECTOR INSPECTION . The tweeter (LH) should sound.

    Fig 2: Identifying Connector C-111 Terminals
    G04256816Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    Fig 3: Locating Tweeter (LH) Connector C-129
    G05105250Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  4. STEP 4. Check the wiring harness between tweeter (LH) connector C-129 (terminals 1 and 2) and radio and CD player connector C-111 (terminals 5 and 13). 

    Q: Is the wiring harness between tweeter (LH) connector C-129 (terminals 1 and 2) and radio and CD player connector C-111 (terminals 5 and 13) in good condition? 

    YES:  The procedure is complete.

    NO:  Repair the wiring harness. The tweeter (LH) should sound.

    Fig 4: Identifying Connector C-111 Terminals
    G04256816Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    Fig 5: Locating Tweeter (LH) Connector C-129
    G05105250Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  5. STEP 5. Check the tweeter (RH). 
    1. Remove the tweeter (RH). Refer to < TWEETER/REAR SPEAKER >  .
    2. Check that the tweeter (RH) generates noise when a five-volt voltage is applied on the tweeter (RH) terminal.

    Q: Is the tweeter (RH) generating noise? 

    YES:  Go to Step 6.

    NO:  Replace the tweeter (RH). The tweeter (RH) should sound.

    Fig 6: Checking Speaker
    G04278919Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  6. STEP 6. Check tweeter (RH) connector C-108 and radio and CD player connector C-111 for loose, corroded or damaged terminals, or terminals pushed back in the connector. 

    Q: Are harness connectors C-108 and C-111 in good condition? 

    YES:  Go to Step 7.

    NO:  Repair or replace the component(s). Refer to HARNESS CONNECTOR INSPECTION . The tweeter (RH) should sound.

    Fig 7: Locating Tweeter (RH) Connector C-108 And CD Player Connector C-111
    G05105254Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  7. STEP 7. Check the wiring harness between tweeter (RH) connector C-108 (terminals 1 and 2) and radio and CD player connector C-111 (terminals 6 and 14). 

    Q: Is the wiring harness between tweeter (RH) connector C-108 (terminals 1 and 2) and radio and CD player connector C-111 (terminals 6 and 14) in good condition? 

    YES:  The procedure is complete.

    NO:  Repair the wiring harness. The tweeter (RH) should sound.

    Fig 8: Locating Tweeter (RH) Connector C-108 And CD Player Connector C-111
    G05105254Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  8. STEP 8. Check the front door speaker (LH). 
    1. Remove the front door speaker (LH). Refer to < TWEETER/REAR SPEAKER >  .
    2. Check that the front door speaker (LH) generates noise when a five-volt voltage is applied on the front door speaker (LH) terminal.

    Q: Is the front door speaker (LH) generating noise? 

    YES:  Go to Step 9.

    NO:  Replace the front door speaker (LH). The front door speaker (LH) should sound.

    Fig 9: Checking Tweeter/Speaker
    G05105248Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  9. STEP 9. Check front door speaker (LH) connector E-10 and radio and CD player connector C-111 for loose, corroded or damaged terminals, or terminals pushed back in the connector. 

    Q: Are harness connectors E-10 and C-111 in good condition? 

    YES:  Go to Step 10.

    NO:  Repair or replace the component(s). Refer to HARNESS CONNECTOR INSPECTION . The front door speaker (LH) should sound.

    Fig 10: Identifying Connector C-111 Terminals
    G04256816Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    Fig 11: Locating Front Door Speaker (LH) Connector E-10
    G05105258Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  10. STEP 10. Check the wiring harness between front door speaker (LH) connector E-10 (terminals 1 and 2) and radio and CD player connector C-111 (terminals 5 and 13). 
    Fig 12: Identifying Connector C-111 Terminals
    G04256816Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    Fig 13: Locating Front Door Speaker (LH) Connector E-10
    G05105258Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    NOTE: Also check intermediate connector C-26 for loose, corroded, or damaged terminals, or terminals pushed back in the connector. If intermediate connector C-26 is damaged, repair or replace the connector as described in HARNESS CONNECTOR INSPECTION .

    Q: Is the wiring harness between front door speaker (LH) connector E-10 (terminals 1 and 2) and radio and CD player connector C-111 (terminals 5 and 13) in good condition? 

    YES:  The procedure is complete.

    NO:  Repair the wiring harness. The front door speaker (LH) should sound.

    Fig 14: Checking Connector C-26 Terminals
    G04257251Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  11. STEP 11. Check the front door speaker (RH). 
    1. Remove the front door speaker (RH). Refer to < TWEETER/REAR SPEAKER >  .
    2. Check that the front door speaker (RH) generates noise when a five-volt voltage is applied on the front door speaker (RH) terminal.

    Q: Is the front door speaker (RH) generating noise? 

    YES:  Go to Step 12.

    NO:  Replace the front door speaker (RH). The front door speaker (RH) should sound.

    Fig 15: Checking Speaker
    G04278919Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  12. STEP 12. Check front door speaker (RH) connector E-02 and radio and CD player connector C-111 for loose, corroded or damaged terminals, or terminals pushed back in the connector. 

    Q: Are harness connectors E-02 and C-111 in good condition? 

    YES:  Go to Step 13.

    NO:  Repair or replace the component(s). Refer to HARNESS CONNECTOR INSPECTION . The front door speaker (RH) should sound.

    Fig 16: Identifying Connector C-111 Terminals
    G04256816Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    Fig 17: Locating Front Door Speaker (RH) Connector E-02
    G05105264Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  13. STEP 13. Check the wiring harness between front door speaker (RH) connector E-02 (terminals 1 and 2) and radio and CD player connector C-111 (terminals 6 and 14). 
    Fig 18: Locating Front Door Speaker (RH) Connector E-02
    G05105264Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    Fig 19: Locating CD Player Connector C-111 And Intermediate Connector C-12
    G05105266Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    NOTE: Also check intermediate connector C-12 for loose, corroded, or damaged terminals, or terminals pushed back in the connector. If intermediate connector C-12 is damaged, repair or replace the connector as described in HARNESS CONNECTOR INSPECTION .

    Q: Is the wiring harness between front door speaker (RH) connector E-02 (terminals 1 and 2) and radio and CD player connector C-111 (terminals 6 and 14) in good condition? 

    YES:  The procedure is complete.

    NO:  Repair the wiring harness. The front door speaker (RH) should sound.

  14. STEP 14. Check the rear speaker (LH). 
    1. Remove the rear speaker (LH). Refer to < TWEETER/REAR SPEAKER >  .
    2. Check that the rear speaker (LH) generates noise when a five-volt voltage is applied on the rear speaker (LH) terminal.

    Q: Is the rear speaker (LH) generating noise? 

    YES:  Go to Step 15.

    NO:  Replace the rear speaker (LH). The rear speaker (LH) should sound.

    Fig 20: Checking Tweeter/Speaker
    G05105248Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  15. STEP 15. Check rear speaker (LH) connector D-12 and radio and CD player connector C-111 for loose, corroded or damaged terminals, or terminals pushed back in the connector. 

    Q: Are harness connectors D-12 and C-111 in good condition? 

    YES:  Go to Step 16.

    NO:  Repair or replace the component(s). Refer to HARNESS CONNECTOR INSPECTION . The rear speaker (LH) should sound.

    Fig 21: Identifying Connector C-111 Terminals
    G04256816Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    Fig 22: Locating Rear Speaker (LH) Connector D-12
    G05105269Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  16. STEP 16. Check the wiring harness between rear speaker (LH) connector D-12 (terminals 1 and 2) and radio and CD player connector C-111 (terminals 2 and 8). 
    Fig 23: Identifying Connector C-111 Terminals
    G04256816Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    Fig 24: Locating Rear Speaker (LH) Connector D-12
    G05105269Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    NOTE: Also check intermediate connector C-28 for loose, corroded, or damaged terminals, or terminals pushed back in the connector. If intermediate connector C-28 is damaged, repair or replace the connectors as described in HARNESS CONNECTOR INSPECTION .

    Q: Is the wiring harness between the rear speaker (LH) connector D-12 (terminals 1 and 2) and radio and CD player connector C-111 (terminals 2 and 8) in good condition? 

    YES:  Replace the radio and CD player. The rear speaker (LH) should sound.

    NO:  Repair the wiring harness. The rear speaker (LH) should sound.

    Fig 25: identifying Connector C-28 Terminals
    G04257376Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  17. STEP 17. Check the rear speaker (RH). 
    1. Remove the rear speaker (RH). Refer to < TWEETER/REAR SPEAKER >  .
    2. Check that the rear speaker (RH) generates noise when a five-volt voltage is applied on the rear speaker (RH) terminal.

    Q: Is the rear speaker (RH) generating noise? 

    YES:  Go to Step 18.

    NO:  Replace the rear speaker (RH). The rear speaker (RH) should sound.

    Fig 26: Checking Speaker
    G04278919Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  18. STEP 18. Check rear speaker (RH) connector D-09 and radio and CD player connector C-111 for loose, corroded or damaged terminals, or terminals pushed back in the connector. 

    Q: Are harness connectors D-09 and C-111 in good condition? 

    YES:  Go to Step 19.

    NO:  Repair or replace the component(s). Refer to HARNESS CONNECTOR INSPECTION . The rear speaker (RH) should sound.

    Fig 27: Identifying Connector C-111 Terminals
    G04256816Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    Fig 28: Locating Rear Speaker (RH) Connector D-09
    G05105275Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  19. STEP 19. Check the wiring harness between rear speaker (RH) connector D-09 (terminals 1 and 2) and radio and CD player connector C-111 (terminals 1 and 7). 
    Fig 29: Locating CD Player Connector C-111 And Intermediate Connector C-13
    G05105276Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    Fig 30: Locating Rear Speaker (RH) Connector D-09
    G05105275Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    NOTE: Also check intermediate connector C-13 for loose, corroded, or damaged terminals, or terminals pushed back in the connector. If intermediate connector C-13 is damaged, repair or replace the connectors as described in HARNESS CONNECTOR INSPECTION .

    Q: Is the wiring harness between rear speaker (RH) connector D-09 (terminals 1 and 2) and radio and CD player connector C-111 (terminals 1 and 7) in good condition? 

    YES:  Replace the radio and CD player. The rear speaker (RH) should sound.

    NO:  Repair the wiring harness. The rear speaker (RH) should sound.

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