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Home >> Mercedes Benz >> 1989 >> 300CE >> Repair and Diagnosis >> Engine Performance >> Theory and Operation >> Theory/Operation >> Fuel System >> Fuel Control >> Warm-Up Enrichment

Warm-Up Enrichment

Fuel enrichment depends on coolant temperature. A lower coolant temperature results in more voltage to electro-hydraulic actuator. This changes control and system pressure differential to enrich fuel mixture.