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Honda
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2002
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Civic GX Sedan L4-1.7L CNG
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Repair and Diagnosis
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Maintenance
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Service Reminder Indicators
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Maintenance Required Lamp/Indicator
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Testing and Inspection
Maintenance Required Lamp/Indicator: Testing and Inspection
If the light does not blink or does not come on, check the bulb and speedometer operation. If the bulb and the speedometer are OK, the gauge internal circuits must be faulty.