Manifold Pressure/Vacuum Sensor: Service and Repair

Manifold Absolute Pressure Sensor Replacement

Removal Procedure




1. Remove the throttle body. Refer to Throttle Body Assembly Replacement (Removal and Replacement).
2. Disconnect the evaporative emission (EVAP) purge tube from the intake manifold. Refer to Plastic Collar Quick Connect Fitting Service (Plastic Collar Quick Connect Fitting Service).
3. Disconnect the wiring harness clips from the fuel rail and reposition the harness out of the way.




4. Disconnect the manifold absolute pressure (MAP) sensor electrical connector.
5. Remove the MAP sensor.

Important: If the MAP sensor seal is damaged, the MAP sensor must be replaced.


6. Inspect the seal for damage.

Installation Procedure




1. Install the NEW MAP sensor seal, if required.
2. Install the MAP sensor.
3. Connect the MAP sensor electrical connector.




4. Position the wiring harness and connect the harness clips to the fuel rail.
5. Connect the EVAP purge tube to the intake manifold. Refer to Plastic Collar Quick Connect Fitting Service (Plastic Collar Quick Connect Fitting Service).
6. Install the throttle body. Refer to Throttle Body Assembly Replacement (Removal and Replacement).