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Home >> Mazda >> 1998 >> 626 ES, Standard >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Controls - Remove/Install/Overhaul >> Fuel System >> Upper Intake Manifold >> Removal (2.5L)

Removal (2.5L)

  1. Disconnect negative battery cable. Disconnect air temperature sensor. Remove air cleaner outlet tube. Remove splash shield and disconnect accelerator and cruise control cables. Disconnect harness connectors, vacuum hoses and vapor hose from throttle body.
  2. Disconnect vacuum hoses from manifold vacuum tree. Disconnect and plug coolant hose from intake manifold. Remove EGR tube and EGR valve. Remove vapor tube. Evenly loosen 7 bolts and remove upper intake manifold.
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