FOREWORD [ENTERTAINMENT SYSTEM [WITH CENTER DISPLAY]]
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Troubleshooting Procedure
Action for non-repeatable malfunction
• If the malfunction does not recur, verify the malfunction cause by performing the following actions:
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― Based on the repair order form, attempt to drive the vehicle or perform tests to replicate the malfunction, record the data at that time, and detect the malfunction cause.
― Shake the wiring harness or connector of the electrical component which is suspected to be the cause of the malfunction, and inspect for malfunction or occurrence of any DTCs.
― Refer to [Determining Open Circuit Location] based on the recorded DTC, shake the wiring harness or connector of the electrical component which is suspected to be the cause of the malfunction, and inspect for any changes in CAN system voltage or occurrence of any DTCs.
DTC Inspection Note
Effects of Non-Genuine, After-market Electrical Components
• A malfunction may occur due to noise interference from a non-genuine, after-market electrical component.
• If a non-genuine, after-market electrical component is installed, disconnect the connector or unplug from the 12 V accessory socket and verify that the malfunction recurs. If the malfunction does not recur, it is highly possible that the malfunction is caused by the non-genuine, after-market electrical component.