Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Manifold Pressure/Vacuum Sensor: Service and Repair
2007 Chevrolet Cobalt L4-2.2LSECTION Service and Repair
Manifold Absolute Pressure Sensor Replacement
Removal Procedure
1. Remove the throttle body.
2. Disconnect the engine harness electrical connector from the manifold absolute pressure (MAP) sensor.
3. 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. Install the throttle body.
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.