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Home >> Mitsubishi >> 2005 >> Endeavor LS, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Chassis Electrical >> Radio With Tape Player And Cd Player >> Symptom Procedures >> INSPECTION PROCEDURE 6: No Sound from One Speaker. < Vehicles with Six Speakers > >> Diagnosis

INSPECTION PROCEDURE 6: No Sound from One Speaker. < Vehicles with Six Speakers >: Diagnosis

  1. STEP 1. Check which speaker has no sound on the vehicles with six speakers. 

    Determine which speaker does not sound.

    Q: Which speaker does not sound? 

    1. Tweeter (LH):  Go to Step 2.
    2. Tweeter (RH):  Go to  Step 5.
    3. Front door speaker (LH):  Go to  Step 8.
    4. Front door speaker (RH):  Go to  Step 11.
    5. Rear door speaker (LH):  Go to  Step 14.
    6. Rear door speaker (RH):  Go to  Step 17.
  2. STEP 2. Check the tweeter (LH). 
    1. Remove the tweeter (LH). Refer to SPEAKER  .
    2. Check that the tweeter (LH) generates noise when a five-volt voltage is applied on the tweeter (LH) terminal.
      Fig 1: Checking Tweeter (LH)
      G02367663Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

    Q: Is the tweeter (LH) generating noise? 

    1. YES  : Go to Step 3.
    2. NO  : Replace the tweeter (LH). The tweeter (LH) should sound.
  3. STEP 3. Check tweeter (LH) connector C-126 and radio and CD player connector C-105 for loose, corroded or damaged terminals, or terminals pushed back in the connector. 
    Fig 2: Identifying Radio And CD Player Connector C-105
    G02367664Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    Fig 3: Identifying Tweeter (LH) Connector C-126
    G02367665Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

    Q: Are harness connectors C-126 and C-105 in good condition? 

    1. YES  : Go to Step 4.
    2. NO  : Repair or replace the damaged component(s). Refer to HARNESS CONNECTOR INSPECTION . The tweeter (LH) should sound.
  4. STEP 4. Check the wiring harness between tweeter (LH) connector C-126 (terminals 1 and 2) and radio and CD player connector C-105 (terminals 15 and 23). 
    Fig 4: Identifying Radio And CD Player Connector C-105 (Terminals 15 And 23)
    G02367666Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    Fig 5: Identifying Tweeter (LH) Connector C-126 (Terminals 1 And 2)
    G02367667Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

    Q: Is the wiring harness between tweeter (LH) connector C-126 (terminals 1 and 2) and radio and CD player connector C-10 (terminals 15 and 23) in good condition? 

    1. YES  : The procedure is complete.
    2. NO  : Repair the wiring harness. The tweeter (LH) should sound.
  5. STEP 5. Check the tweeter (RH). 
    1. Remove the tweeter (RH). Refer to SPEAKER  .
    2. Check that the tweeter (RH) generates noise when a five-volt voltage is applied on the tweeter (RH) terminal.
      Fig 6: Checking Tweeter (RH)
      G02367668Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

    Q: Is the tweeter (RH) generating noise? 

    1. YES  : Go to Step 6.
    2. NO  : Replace the tweeter (RH). The tweeter (RH) should sound.
  6. STEP 6. Check tweeter (RH) connector C-107 and radio and CD player connector C-105 for loose, corroded or damaged terminals, or terminals pushed back in the connector. 
    Fig 7: Identifying Tweeter (RH) Connector C-107 And Radio And CD Player Connector C-105
    G02367669Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

    Q: Are harness connectors C-107 and C-105 in good condition? 

    1. YES  : Go to Step 7.
    2. NO  : Repair or replace the damaged component(s). Refer to HARNESS CONNECTOR INSPECTION . The tweeter (RH) should sound.
  7. STEP 7. Check the wiring harness between tweeter (RH) connector C-107 (terminals 1 and 2) and radio and CD player connector C-105 (terminals 16 and 24). 
    Fig 8: Identifying Tweeter (RH) Connector C-107 (Terminals 1 And 2) And Radio And CD Player Connector C-105 (Terminals 16 And 24)
    G02367670Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

    Q: Is the wiring harness between tweeter (RH) connector C-107 (terminals 1 and 2) and radio and CD player connector C-105 (terminals 16 and 24) in good condition? 

    1. YES  : The procedure is complete.
    2. NO  : Repair the wiring harness. The tweeter (RH) should sound.
  8. STEP 8. Check the front door speaker (LH). 
    1. Remove the front door speaker (LH). Refer to 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.
      Fig 9: Checking Front Door Speaker (LH)
      G02367671Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

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

    1. YES  : Go to Step 9.
    2. NO  : Replace the front door speaker (LH). The front door speaker (LH) should sound.
  9. STEP 9. Check front door speaker (LH) connector E-16 and radio and CD player connector C-105 for loose, corroded or damaged terminals, or terminals pushed back in the connector. 
    Fig 10: Identifying CD Player Connector C-105
    G02367672Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    Fig 11: Identifying Front Door Speaker (LH) Connector E-16
    G02367673Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

    Q: Are harness connectors E-16 and C-105 in good condition? 

    1. YES  : Go to Step 10.
    2. NO  : Repair or replace the damaged component(s). Refer to HARNESS CONNECTOR INSPECTION . The front door speaker (LH) should sound.
  10. STEP 10. Check the wiring harness between front door speaker (LH) connector E-16 (terminals 1 and 2) and radio and CD player connector C-105 (terminals 15 and 23). 
    Fig 12: Identifying Radio And CD Player Connector C-105 (Terminals 15 And 23)
    G02367674Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    Fig 13: Identifying Front Door Speaker (LH) Connector E-16 (Terminals 1 And 2)
    G02367675Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    NOTE: Also check intermediate connector C-29 for loose, corroded, or damaged terminals, or terminals pushed back in the connector. If intermediate connector C-29 is damaged, repair or replace the connector as described in HARNESS CONNECTOR INSPECTION .
    Fig 14: Identifying Intermediate Connector C-29
    G02367676Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

    Q: Is the wiring harness between front door speaker (LH) connector E-16 (terminals 1 and 2) and radio and CD player connector C-105 (terminals 15 and 23) in good condition? 

    1. YES  : The procedure is complete.
    2. NO  : Repair the wiring harness. The front door speaker (LH) should sound.
  11. STEP 11. Check the front door speaker (RH). 
    1. Remove the front door speaker (RH). Refer to 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.
      Fig 15: Checking Front Door Speaker (RH)
      G02367677Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

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

    1. YES  : Go to Step 12.
    2. NO  : Replace the front door speaker (RH). The front door speaker (RH) should sound.
  12. STEP 12. Check front door speaker (RH) connector E-08 and radio and CD player connector C-105 for loose, corroded or damaged terminals, or terminals pushed back in the connector. 
    Fig 16: Identifying CD Player Connector C-105
    G02367678Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    Fig 17: Identifying Front Door Speaker (RH) Connector E-08
    G02367679Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

    Q: Are harness connectors E-08 and C-105 in good condition? 

    1. YES  : Go to Step 13.
    2. NO  : Repair or replace the damaged component(s). Refer to HARNESS CONNECTOR INSPECTION . The front door speaker (RH) should sound.
  13. STEP 13. Check the wiring harness between front door speaker (RH) connector E-08 (terminals 1 and 2) and radio and CD player connector C-105 (terminals 16 and 24). 
    Fig 18: Identifying Radio And CD Player Connector C-105 (Terminals 16 And 24)
    G02367680Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    Fig 19: Identifying Front Door Speaker (RH) Connector E-08 (Terminals 1 And 2)
    G02367681Courtesy 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 connector as described in HARNESS CONNECTOR INSPECTION .
    Fig 20: Identifying Intermediate Connector C-13
    G02367682Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

    Q: Is the wiring harness between front door speaker (RH) connector E-08 (terminals 1 and 2) and radio and CD player connector C-105 (terminals 16 and 24) in good condition? 

    1. YES  : The procedure is complete.
    2. NO  : Repair the wiring harness. The front door speaker (RH) should sound.
  14. STEP 14. Check the rear door speaker (LH). 
    1. Remove the rear door speaker (LH). Refer to SPEAKER  .
    2. Check that the rear door speaker (LH) generates noise when a five-volt voltage is applied on the rear door speaker (LH) terminal.
      Fig 21: Checking Rear Door Speaker (LH)
      G02367683Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

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

    1. YES  : Go to Step 15.
    2. NO  : Replace the rear door speaker (LH). The rear door speaker (LH) should sound.
  15. STEP 15. Check rear door speaker (LH) connector E-22 and radio and CD player connector C-105 for loose, corroded or damaged terminals, or terminals pushed back in the connector. 
    Fig 22: Identifying CD Player Connector C-105
    G02367684Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    Fig 23: Identifying Rear Door Speaker (LH) Connector E-22
    G02367685Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

    Q: Are harness connectors E-22 and C-105 in good condition? 

    1. YES  : Go to Step 16.
    2. NO  : Repair or replace the damaged component(s). Refer to HARNESS CONNECTOR INSPECTION . The rear door speaker (LH) should sound.
  16. STEP 16. Check the wiring harness between rear door speaker (LH) connector E-22 (terminals 1 and 2) and radio and CD player connector C-105 (terminals 12 and 18). 
    Fig 24: Identifying Radio And CD Player Connector C-105 (Terminals 12 And 18)
    G02367686Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    Fig 25: Identifying Rear Door Speaker (LH) Connector E-22 (Terminals 1 And 2)
    G02367687Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    NOTE: Also check intermediate connector C-30 and D-22 for loose, corroded, or damaged terminals, or terminals pushed back in the connector. If intermediate connector C-30 or D-22 is damaged, repair or replace the connectors as described in HARNESS CONNECTOR INSPECTION .
    Fig 26: Identifying Intermediate Connector C-30
    G02367688Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    Fig 27: Identifying Intermediate Connector D-22
    G02367689Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

    Q: Is the wiring harness between the rear door speaker (LH) connector E-22 (terminals 1 and 2) and radio and CD player connector C-105 (terminals 12 and 18) in good condition? 

    1. YES  : Replace the radio and CD player. The rear door speaker (LH) should sound.
    2. NO  : Repair the wiring harness. The rear door speaker (LH) should sound.
  17. STEP 17. Check the rear door speaker (RH). 
    1. Remove the rear door speaker (RH). Refer to SPEAKER  .
    2. Check that the rear door speaker (RH) generates noise when a five-volt voltage is applied on the rear door speaker (RH) terminal.
      Fig 28: Checking Rear Door Speaker (RH)
      G02367690Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

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

    1. YES  : Go to Step 18.
    2. NO  : Replace the rear door speaker (RH). The rear door speaker (RH) should sound.
  18. STEP 18. Check rear door speaker (RH) connector E-05 and radio and CD player connector C-105 for loose, corroded or damaged terminals, or terminals pushed back in the connector. 
    Fig 29: Identifying CD Player Connector C-105
    G02367691Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

    Q: Are harness connectors E-05 and C-105 in good condition? 

    1. YES  : Go to Step 19.
    2. NO  : Repair or replace the damaged component(s). Refer to HARNESS CONNECTOR INSPECTION . The rear door speaker (RH) should sound.
      Fig 30: Identifying Rear Door Speaker (RH) Connector E-05
      G02367692Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  19. STEP 19. Check the wiring harness between rear door speaker (RH) connector E-05 (terminals 1 and 2) and radio and CD player connector C-105 (terminals 11 and 17). 
    Fig 31: Identifying Radio And CD Player Connector C-105, 112 (Terminals 11 And 17)
    G02367693Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    Fig 32: Identifying Rear Door Speaker (RH) Connector E-05 (Terminals 1 And 2)
    G02367694Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    NOTE: Also check intermediate connector C-112 and D-34 for loose, corroded, or damaged terminals, or terminals pushed back in the connector. If intermediate connector C-112 or D-34 is damaged, repair or replace the connectors as described in HARNESS CONNECTOR INSPECTION .
    Fig 33: Identifying Intermediate Connector D-34
    G02367695Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

    Q: Is the wiring harness between rear door speaker (RH) connector E-05 (terminals 1 and 2) and radio and CD player connector C-105 (terminals 11 and 17) in good condition? 

    1. YES  : Replace the radio and CD player. The rear door speaker (RH) should sound.
    2. NO  : Repair the wiring harness. The rear door speaker (RH) should sound.
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