LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 1993 >> SC 300 Standard >> Repair and Diagnosis >> Engine Performance >> Engine Controls - Adjustments >> Idle Speed & Mixture >> Idle Mixture
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Idle Mixture

NOTE: Idle mixture is computer controlled and is not adjustable. If vehicle fails emissions test, O2 sensor may be faulty. See O2 SENSOR under ENGINE SENSORS & SWITCHES in SYSTEM & COMPONENT TESTING article.