Manifold Pressure/Vacuum Sensor: Service and Repair

MAP Sensor:

REMOVE OR DISCONNECT
1. Negative battery cable.
2. Manifold Absolute Pressure (MAP) sensor electrical connector.
3. Attaching screws.
4. MAP sensor.

INSTALL OR CONNECT

1. Position seal (lubricated with a very thin film of clean engine oil) into manifold assembly halfway, insert MAP sensor nipple into seal, seat sensor fully into seal and onto mounting surface.
2. MAP sensor screws.

Tighten
MAP sensor screws to 3 Nm (27 lb. in.). DO NOT OVER TORQUE!

3. Electrical connector.
4. Negative battery cable.

CAUTION:
The hardware used to attach the Manifold Absolute Pressure (MAP) sensor is coated with thread-locking adhesive. If any these parts are removed for service, inspect the attaching screw threads. There should be enough thread-locking material (adhesive or compound) on the threads to ensure proper relocking. If not, clean the threads and apply Loctite 262, or equivalent, to the threads before reassembly. Replacement screws are included in the service screw assortment package. New attaching hardware is included in the service packages.