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Home >> Mazda >> 2003 >> MPV ES >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Engine Controls [Removal & Installation] >> Air Induction Systems >> Intake Manifold >> Removal (B2300)
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Removal (B2300)

  1. Remove the accelerator control splash shield. See Figure.
  2. Remove the air cleaner outlet tube. See AIR CLEANER OUTLET PIPE .
  3. Disconnect accelerator cable and cruise control cable (if equipped) from the throttle linkage (1). See Fig 1.
  4. Disconnect accelerator cable and cruise control cable (if equipped) from the mounting bracket (2). See Fig 1.
  5. Disconnect the Throttle Position (TP) sensor. See Figure.
  6. Disconnect the Manifold Absolute Pressure (MAP) sensor harness connector. See Fig 2.
  7. Disconnect the vacuum hose and the Idle Air Control (IAC) valve harness connector. See Fig 3.
  8. Disconnect the engine vacuum harness, brake booster hose and the crankcase breather hose. See Fig 4.
  9. Disconnect the engine wiring harness and position it out of the way. See Fig 5.
  10. Remove the electric EGR tube bracket bolt. See Fig 6.
  11. Disconnect the swirl control valve harness connector. See Fig 7.
  12. Disconnect the swirl control valve monitor harness connector. See Fig 8.
  13. Disconnect the fuel line from the clip. See Fig 9.
  14. Remove the bolts from the EGR tube flange. See Fig 10.
  15. Detach the 42-pin harness connector from the bracket and disconnect the intake vacuum hose. See Fig 11.
  16. Disconnect the engine Knock Sensor (KS) harness connector and disconnect the connector from the intake manifold. See Fig 12.
  17. Remove the wiring harness push-pin from the bottom of the intake manifold.
  18. Disconnect the fuel manifold vacuum hose. See Fig 13.
  19. Remove the 5 bolts and the intake manifold. See Fig 14.
Fig 1: Disconnecting Throttle Cables From Intake Manifold - B2300
G00253041Courtesy of MAZDA MOTORS CORP.
Fig 2: Locating MAP Sensor Harness Connector - B2300
G00253042Courtesy of MAZDA MOTORS CORP.
Fig 3: Locating Vacuum Hose & IAC Harness Connector - B2300
G00252884Courtesy of MAZDA MOTORS CORP.
Fig 4: Locating Engine Vacuum Harness, Brake Booster Hose & Crankcase Breather Hose - B2300
G00253043Courtesy of MAZDA MOTORS CORP.
Fig 5: Disconnecting Engine Wiring Harness - B2300
G00252885Courtesy of MAZDA MOTORS CORP.
Fig 6: Locating Electric EGR Tube Bracket Bolt - B2300
G00252886Courtesy of MAZDA MOTORS CORP.
Fig 7: Locating Swirl Control Valve Harness Connector - B2300
G00252887Courtesy of MAZDA MOTORS CORP.
Fig 8: Locating Swirl Control Valve Monitor Harness Connector - B2300
G00252888Courtesy of MAZDA MOTORS CORP.
Fig 9: Locating Fuel Line Clip - B2300
G00252889Courtesy of MAZDA MOTORS CORP.
Fig 10: Locating EGR Tube Flange Bolts - B2300
G00252890Courtesy of MAZDA MOTORS CORP.
Fig 11: Locating 42 Pin Harness Connector & Intake Vacuum Hose - B2300
G00252891Courtesy of MAZDA MOTORS CORP.
Fig 12: Locating Knock Sensor Harness Connector - B2300
G00252892Courtesy of MAZDA MOTORS CORP.
Fig 13: Locating Fuel Manifold Vacuum Hose - B2300
G00252893Courtesy of MAZDA MOTORS CORP.
Fig 14: Locating Intake Manifold Bolts
G00252894Courtesy of MAZDA MOTORS CORP.
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