Visual Inspection

A visual inspection identifies modifications or additions to the vehicle operating system that may affect diagnosis. Inspect the vehicle for non-Ford factory add-on devices such as:

• Electronic add-on items:
• Vehicle modification:

PCM or transmission function is affected if add on devices, wiring splices, abnormal tire size or axle ratio changes have occurred.

• If leaks are present; refer to Leakage Inspection in this section.
• Correct selector lever adjustments, refer to Section 307-05 .

Selector Lever Check

Check for a misadjustment in the selector lever cable by matching the detents in the selector lever with those of the manual control lever in the transmission. Refer to Section 307-05 for selector lever cable adjustment.

Check TSBs and On-Line Automotive Service Information System (OASIS)

Refer to all TSB and OASIS messages pertaining to the transmission concern and follow the procedure as described.

Carry Out On-Board Diagnostic (OBD) Key ON Engine OFF (KOEO), Key ON Engine Running (KOER)

After a road test, with the engine and transmission warm and before disconnecting any connectors, use the scan tool and perform a self-test.