You can lubricate the O-ring seal with clean engine oil, install the O-ring seal onto the sensor, and the CMP sensor to the front cover, install the CMP sensor wire harness, connect the CMP sensor wire harness electrical connector, ensure that the retainer fully engages the CMP sensor, install the 2 rear CMP sensor wire harness bolts, connect the CMP sensor wire harness electrical connector to the CMP actuator magnet, connect the engine wiring harness electrical connector to the CMP sensor wire harness, install the engine shield.