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MITSUBISHI MULTI COMMUNICATION SYSTEM (MMCS) CHASSIS ELECTRICAL 54A-386 YES : Go to Step 13. NO : Go to Step 12. STEP 12. Check the wiring harness between the • Check the earth wires for open circuit. Q: Is the check result normal? YES : Go to Step 13. NO : Repair the wiring harness. STEP 13. Voltage measurement at D-26 audio wiring harness side. (2) Voltage between D-26 audio amplifier connector terminal No.25 and the body earth OK: System voltage (3) Voltage between D-26 audio amplifier connector terminal No.35 and the body earth OK: System voltage (4) Voltage between D-26 audio amplifier connector terminal No.36 and the body earth OK: System voltage Q: Is the check result normal? YES : Go to Step 15. NO : Go to Step 14. STEP 14. Check the wiring harness between D-26 • Check the power supply lines for open circuit and short circuit. NOTE: Prior to the wiring harness inspection, check Q: Is the check result normal? YES : Go to Step 15. NO : Repair the wiring harness. STEP 15. Connector check: C-141, C-144 Q: Is the check result normal? YES : Go to Step 16. NO : Repair the defective connector. STEP 16. Check the wiring harness between C- • Check the communication line for open circuit and short circuit. NOTE: Prior to the wiring harness inspection, check Q: Is the check result normal? YES : Go to Step 17. NO : Repair the wiring harness. STEP 17. Check the following connectors. • E-12 front door speaker (LH) connector • E-10 front door speaker (RH) connector • E-22 rear door speaker (LH) connector • E-21 rear door speaker (RH) connector • E-02 tweeter (LH) connector • E-04 tweeter (RH) connector • F-25 sub woofer connector Q: Are all the connectors in good condition? YES : Go to Step 18. NO : Repair the defective connector. STEP 18. Check the speaker, tweeter or Refer to . (2) Check that the speaker or tweeter outputs the noise when the voltage of 5 V is applied to the (3) Check that the subwoofer outputs the noise when the voltage of 5 V is applied to the subwoofer Q: Do the speaker, tweeter or subwoofer output the noise? Go to Step 19. NO : Replace the speaker, tweeter or subwoofer. |