Mazda CX-9 Owners Manual: Owner Maintenance

Maintenance Monitor

Owner Maintenance Precautions

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Mazda CX-9 Owners Manual > Customer Information and Reporting Safety Defects: Event Data Recorder
Event Data Recorder (U.S.A. and Canada) This vehicle is equipped with an event data recorder (EDR). The main purpose of an EDR is to record, in certain crash or near crash-like situations, such as an air bag deployment or hitting a road obstacle, data that will assist in understanding how a vehicle' ...