Idle Speed & Mixture

1998 Audi A4 Avant Quattro, AutomaticSECTION Idle Speed & Mixture
IDLE SPEED & MIXTURE

Application Specification
1.8L Turbo
Idle Speed 820-900 RPM
CO Content (2)
2.8L
Idle Speed 650-750 RPM
CO Content 0.2-1.2% Of Volume
(1) Controlled by PCM and not adjustable.
(2) Information is not available.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.