E 250 V10-6.8L VIN S (2005)
7. Disconnect the A/C compressor field coil electrical connector.
8. NOTE: It is not necessary to remove the A/C compressor bolts.
Loosen the bolts enough to slide the A/C compressor down one inch, allowing access for crankshaft position (CKP) sensor removal.
9. Remove the CKP sensor bolt and the crankshaft sensor.
10. To install, reverse the removal procedure.