Manifold Pressure/Vacuum Sensor: Service and Repair

2013 Chevrolet Captiva Sport FWD L4-2.4LSECTION Service and Repair



Manifold Absolute Pressure Sensor Replacement

Removal Procedure

1. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement Air Cleaner Outlet Duct Replacement.





2. Remove the evaporative emission (EVAP) canister purge tube from the intake manifold. Refer to Plastic Collar Quick Connect Fitting Service Procedures.

3. Reposition the EVAP canister purge tube out of the way.

4. Disconnect and reposition the fuel injector wiring harness out of the way.





5. Disconnect the engine harness electrical connector from the manifold absolute pressure (MAP) sensor.

6. Remove the MAP sensor and seal.

Installation Procedure





1. Lubricate the NEW MAP sensor seal with clean engine oil.

2. Install the MAP sensor into the intake manifold.

3. Connect the engine harness electrical connector to the MAP sensor.

4. Position and connect the fuel injector wiring harness.





5. Position the EVAP canister purge tube to the intake manifold.

6. Connect the EVAP canister purge tube to the intake manifold. Refer to Plastic Collar Quick Connect Fitting Service Procedures.

7. Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement Air Cleaner Outlet Duct Replacement.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.