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Fig. 1: Identifying Special Tools
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VIDEO ENTERTAINMENT SYSTEM DIAGNOSIS TROUBLESHOOTING STRATEGY Use these steps to plan your diagnostic strategy. Follow through with each step to
ensure that you have exhausted all possible methods of finding a combination meter
fault.
1. Gather information from the customer.
2. Verify that the condition described by the customer exists.
3. Find and repair the malfunction by following the symptom chart.
4. Verify that the malfunction has been eliminated. TROUBLE SYMPTOM CHART
2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Video Entertainment System - Endeavor
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Fig. 2: Trouble Symptom Chart
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SYMPTOM PROCEDURES INSPECTION PROCEDURE 1: A DISK IS NOT PLAYED ALTHOUGH IT IS INSERTED
2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Video Entertainment System - Endeavor
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Fig. 3: Inspection Procedure 1 Circuit Diagram
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2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Video Entertainment System - Endeavor
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Fig. 4: Identifying Connector
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CIRCUIT OPERATION Power is supplied from the battery directly to the M-bus adapter. TECHNICAL DESCRIPTION (COMMENT) The cause is probably a faulty M-bus adapter power supply circuit system. TROUBLESHOOTING HINTS
Damaged wiring harness or connector Damaged DIN cable Malfunction of the M-bus adapter Malfunction of the rear display unit (overhead type)
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Malfunction of the radio/CD player
DIAGNOSTIC PROCEDURE
STEP 1. Confirm the disk.
Confirm that the disk complies with the market specifications.
Q: Is the check result normal?
YES: Go to Step 2.
NO: Use a disk, which complies with the market specifications.
STEP 2. Confirm that the disk is inserted with its correct side facing up.
Q: Is the check result normal?
YES: Go to Step 3.
NO: Confirm the disc face, and insert it again. (If the disc is single-sided,
its label should face up)
STEP 3. Confirm the disk.
Confirm that the disk is not contaminated or scratched.
Q: Is the check result normal?
YES: Go to Step 4.
NO: Clean the disk or use a clean disk.
STEP 4. Retest the system.
Check that the disk is played normally when it is inserted.
Q: Is the check result normal?
YES: The procedure is complete.
NO: Go to Step 5.
STEP 5. Connector check: D-36 rear disk play connector
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2004 BODY & ACCESSORIES Video Entertainment System - Endeavor
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Fig. 5: Identifying D
-36 Connector Terminals
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Q: Is the check result normal?
YES: Go to Step 6.
NO: Repair the defective connector.
STEP 6. Measure the voltage at rear display connector D-36.
1. Disconnect the connector, and measure at the wirin
gharness side.
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Fig. 6: Disconnecting Connector D
-36
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2. Ignition switch: ACC
3. The voltage between rear display connector D-36 terminal No.1 and body
ground
OK: Battery positive voltage
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Fig. 7: Measuring Voltage At Rear Display Connector D
-36
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
Q: Is the check result normal?
YES: Go to Step 8 .
NO: Go to Step 7.
STEP 7. Check the DIN cable.
Check whether the DIN cable between the M-bus adapter and the radio/CD
player is connected correctly.
Q: Is the check result normal?
YES: Go to Ste
p 8.
2004 Mitsubishi Endeavor LS
2004 BODY & ACCESSORIES Video Entertainment System - Endeavor