HHR L4-2.4L (2010)
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 (See: Powertrain Management/Fuel Delivery and Air
Induction/Throttle Body/Service and Repair/Removal and Replacement).
2. Disconnect the evaporative emission (EVAP) purge tube from the intake manifold. Refer to Plastic Collar Quick Connect Fitting Service (See:
Powertrain Management/Fuel Delivery and Air Induction/Fuel Line Coupler/Service and Repair/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.
