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Answer by Zaid for What is the purpose of secondary air injection?
You're right.The primary purpose of a secondary air injection system is to consume the excess fuel that is injected during cold-start enrichment before it can reach the catalytic converter. This has...
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What is the purpose of secondary air injection in a gasoline engine?It seems to be an old technology, according to Wikipedia it was introduced in 1966. Does secondary air injection have any value in...
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