36. Disconnect the positive crankcase ventilation (PCV) valve.
37. Remove the upper intake manifold and gasket, and tape the lower intake openings.
38. Disconnect the LH side spark plug wires from the spark plugs (12405) and from the locators.
39. Disconnect the electrical connector from the 42-pin connector.
40. Disconnect the electrical connector from the camshaft position (CMP) sensor (6B288).
41. Disconnect the electrical connector from the fuel injectors (9F593).
1998 Ranger Workshop Manual
http://www.fordtechservice.dealerconnection.com/pubs/content/~WSWL/~MUS~LEN/21