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

REMOVE OR DISCONNECT
1. Manifold Absolute Pressure (MAP) sensor electrical connector.
2. Carefully bend the locking tabs holding the MAP sensor to the manifold vacuum source just enough to remove the MAP sensor.
3. Pull the MAP sensor straight out of vacuum source.

INSTALL OR CONNECT
1. Ensure that seal is installed on MAP sensor and that seal is not damaged.
2. MAP sensor to manifold vacuum source. Ensure that the locking tabs engage to hold the MAP sensor to the vacuum source.
3. Electrical connector.