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Home >> Subaru >> 1994 >> Loyale Automatic >> Repair and Diagnosis >> Engine Performance >> Engine Controls - Adjustments >> Idle Speed & Mixture >> Idle Speed

Idle Speed

  1. Warm engine to normal operating temperature. Turn engine off. Unplug electrical connector for air control valve. Start engine.
  2. Rotate idle adjustment screw to adjust idle speed to 500-600 RPM. See Fig 1 . Reconnect wiring for air control valve. Verify idle speed is within specification.
Fig 1: Adjusting Idle Speed
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