Intake Manifold: Installation

2008 Mazda 6 s Sport, 4D Hatchback, StandardSECTION Installation
WARNING: This page is about a different car, the 2001 Mazda MPV and 2000 Mazda MPV. However, it is still accessible from the selected car via links, so may be relevant.
  1. To install fuel injectors, install NEW "O" rings on fuel injector. Coat "O" rings with engine oil. Using twisting motion, install fuel injector into fuel rail so notch on side of fuel injector engages notch in fuel rail.
  2. Install NEW insulators and "O" rings onto fuel rail. Install and tighten retaining bolts to specification. See TORQUE SPECIFICATIONSΒ . To install remaining components, reverse removal procedure. Install all intake manifold retaining bolts and nuts before tightening to specification. Tighten intake manifold bolts in order. See Fig 2 Tighten all fasteners evenly to specification. See TORQUE SPECIFICATIONSΒ .
  3. Fill and bleed cooling system. See COOLING SYSTEM BLEEDINGΒ . Ensure accelerator cable has .06-.16" (1.5-4.1 mm) deflection at throttle body when installed. If deflection is not as specified, rotate nut on end of cable at throttle body until specified deflection is obtained.
Fig 1: Exploded View Of Intake Manifold & Related Components
G00014141Courtesy of MAZDA MOTORS CORP.
RENDER: 1.0x

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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.