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Home >> Mazda >> 1981 >> B2000 Sundowner >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Auxiliary Emission Control Systems >> Spark Delay Timing Control System >> Description >> Notes
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Spark Delay Timing Control System: Description: Notes

The Spark Delay Timing Control System is used to reduce HC and NOx emissions by delaying vacuum to distributor advance unit during acceleration. System components and application vary among models as noted:

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