1. Start the on-board diagnostic test mode.
2. First press the POWER button, then simultaneously press AUDIO CONT button for 2 seconds or more.
1
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POWER button (With RDS)
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AUDIO CONT button (Without RDS)
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2
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AUDIO CONT button (With RDS)
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POWER button (Without RDS)
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3. To stop the on-board diagnostic test mode, turn the ignition switch to the LOCK position.