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Home >> Subaru >> 2021 >> Ascent Touring >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel Injection System >> Intake Manifold Assembly >> Disassembly
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Intake Manifold Assembly: Disassembly

  1. When the engine coolant has been drained before removing the intake manifold assembly
    1. Remove the throttle body. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DOTC)>Throttle Body>REMOVAL .
  2. Remove the EGR pipe No. 1.
    G13198205Courtesy of SUBARU OF AMERICA, INC.
  3. Remove the purge control solenoid valve. Ref. to EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES) (H4DOTC)>Purge Control Solenoid Valve>REMOVAL .
  4. Remove the manifold absolute pressure and intake air temperature sensor. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DOTC)>Manifold Absolute Pressure and Intake Air Temperature Sensor>REMOVAL .
  5. Remove the check valve. Ref. to EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES) (H4DOTC)>Check Valve>REMOVAL .
  6. Remove the vacuum pipe assembly. Ref. to EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES) (H4DOTC)>Vacuum Pipe Assembly>REMOVAL .
  7. Remove the fuel pipe and fuel delivery pipe.
    G13198206Courtesy of SUBARU OF AMERICA, INC.
  8. Disconnect the fuel delivery pipe from the fuel pipe. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DOTC)>Fuel Delivery and Evaporation Lines>REMOVAL>QUICK CONNECTOR DISCONNECTION (TYPE B) .
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