Pacifica 2006-2008

Manifold Absolute Pressure Sensor

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Operation



This sensor monitors the pressure in the intake manifold.

Removal & Installation



3.5L Engine
  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Remove the negative battery cable.
  4.  
  5. Disconnect the electrical connector from the MAP sensor.
  6.  
  7. Remove bolt from sensor.
  8.  
  9. Remove sensor.
  10.  

To install:

  1. Position the sensor onto intake manifold plenum. Tighten screws to 4.5 Nm (40 inch lbs.) torque.
  2.  
  3. Attach electrical connector to sensor.
  4.  
  5. Install the negative battery cable.

    Click image to see an enlarged view

    Fig. MAP sensor location-3.5L engine

  6.  

3.8L Engine
  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Remove the negative battery cable.
  4.  
  5. Disconnect the electrical connector from the MAP sensor.
  6.  
  7. Remove bolt from sensor.
  8.  
  9. Remove sensor.
  10.  

To install:


NOTE
When servicing components, always reassemble components with new O-rings and seals where applicable. If assembly of component is difficult, a light coat of engine oil may be applied to the O-Rings only to aid assembly.

  1. Install MAP sensor.
  2.  
  3. Install and tighten screws.
  4.  
  5. Connect and lock electrical connector.
  6.  
  7. Connect negative battery cable.

    Click image to see an enlarged view

    Fig. MAP sensor location-3.8L engine

  8.  

4.0L Engine
  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Remove the negative battery cable.
  4.  
  5. Disconnect the electrical connector from the sensor.
  6.  
  7. Rotate the sensor and lift upward to remove it from its mounting.
  8.  

To install:

  1. Installation is the reverse of the removal procedure.

    Click image to see an enlarged view

    Fig. MAP sensor location-4.0L engine

  2.  

 
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