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Idle Speed & Mixture

NOTE: Idle speed and air/fuel mixture are computer-controlled and not adjustable.
IDLE SPEED

Application (1) RPM
Accent 650-850
Elantra 600-800
Santa Fe
2.4L 700-900
2.7L 600-800
3.5L (2)
Sonata
2.4L 600-800
2.7L 750-950
Tiburon
2.0L 600-800
2.7L 650-750
XG350 600-800
(1) Check idle speed with engine warmed up, lights and accessories off, transmission in Park or Neutral, and steering wheel straight ahead.
(2) For information on Santa Fe with 3.5L, refer to FUEL SYSTEM (3.5L) article.