PleasureCraft Engine Group 5.0L, Diagnostic Manual

Page: 138 / 337

4B - 16 Electronic Ignition 6.0/8.1L
MEFI 4 - PCM
Camshaft Position (CMP) Sensor
Replacement - 8.1L
Removal Procedure
1. Disconnect the camshaft position (CMP) sensor
harness connector (3) from the CMP sensor (1).
2. Remove the CMP sensor retaining bolt (2).
3. Remove the CMP sensor (1).
4. Inspect the CMP sensor for wear, cracks or leakage if
the sensor is not being replaced.
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Installation Procedure
Important: Inspect the CMP sensor O-ring for wear or
damage. If a problem is found, replace the O-ring.
Lubricate the new O-ring with clean engine oil before
installing.
1. Install the CMP sensor (1).
2. Install the CMP sensor retaining bolt (2).
Tighten
Tighten the bolt 10 N.m (88 lb in).
3. Connect the CMP sensor harness connector (3).
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Knock Sensors (KS) (6.0L)
Remove or Disconnect
1. Remove the intake manifold. Refer to Intake Manifold
Replacement in Engine Mechanical - 6.0L.
2.
Gently pry up the rubber covers.
3. Disconnect the knock sensor electrical connectors.
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