E 450 V8-5.4L (2009)
4. Disconnect and detach the Crankshaft Position (CKP) sensor electrical connector and position the wiring harness aside.
5. Detach the wiring harness from the bracket.
6. Disconnect the A/C compressor electrical connector.
7. NOTE: It is not necessary to remove the A/C compressor bolts.
Loosen the 3 bolts enough to slide the A/C compressor down 25.4 mm (1 in), allowing access for CKP sensor removal.
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To install, tighten to 25 Nm (18 lb-ft).
8. Remove the CKP sensor bolt and the CKP sensor. Inspect the O-ring seal for damage and replace if necessary.
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Lubricate the O-ring seal with clean engine oil prior to installation.
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To install, tighten to 10 Nm (89 lb-in).
9. To install, reverse the removal procedure.
10. Using the scan tool, perform the Misfire Monitor Neutral Profile Correction procedure, following the on-screen instructions.
