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Home >> Subaru >> 1992 >> Legacy LS, 4D Sedan, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Controls - Adjustments >> Idle Speed & Mixture >> Notes
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Idle Speed & Mixture: Notes

NOTE: On carbureted models, mixture adjustment is not a part of normal tune-up procedure and should not be performed unless mixture control unit is replaced, or vehicle fails emissions testing. See 3-CYLINDER IDLE MIXTURE  . Idle mixture is electronically controlled on fuel injected models; adjustment procedure is not available from manufacturer.