Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Manifold Pressure/Vacuum Sensor: Service and Repair

MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR REPLACEMENT

REMOVAL PROCEDURE




1. Turn OFF the ignition.
2. Disconnect the MAP sensor electrical connector.
3. Carefully open the MAP sensor retaining tabs just enough to remove the MAP sensor from the vacuum source.
4. Pull the MAP sensor straight out of the vacuum source.
5. Inspect the MAP sensor seal for damage and replace as necessary.

INSTALLATION PROCEDURE




1. Ensure that the seal is correctly installed on MAP sensor.
2. Install the MAP sensor to the vacuum source. Ensure the retaining tabs engage.
3. Connect the MAP sensor electrical connector.