Attachment III - Technical Info.

OWNER NOTIFICATION PROGRAM 91B97
7.3L DIESEL "FIPL" SENSOR


TECHNICAL INSTRUCTIONS

PERFORM THE FOLLOWING CHECKS TO DETERMINE IF A FIPL SENSOR
MALFUNCTION HAS CONTRIBUTED TO AN INTERNAL TRANSMISSION CLUTCH FAILURE.





1. Replace the FIPL sensor and reset per the Engine/Emissions Diagnostic Manual procedure.


2. Inspect the transmission fluid for abnormal conditions such as a burnt odor or if friction material/metal particles are found. The fluid sample MUST be taken through the converter drain plug.


3. FLUID OK - perform road test and EEC self-test (repair as required).


3a. FLUID NOT OK - if the fluid has a burnt odor or if friction material and/or metal particles are found:
replace the torque converter DRAIN all transmission fluid and FLUSH the cooler line system REFILL with new fluid perform ROAD TEST and EEC SELF-TEST (repair as required).

NOTE: IF THE EXTERIOR OF THE TORQUE CONVERTER HAS TURNED BLUE IN COLOR DUE TO HEAT, CALL THE SHARONVILLE TRANSMISSION PLANT HOTLINE, (513) 782-7371 FOR INSTRUCTIONS.

4. Scrap the removed FIPL sensor.