alright man, damn software won't let me copy n paste so i'll just type it here.

For the MPZA tranny.

if P1791/4 flashes
probable cause: Defective Vehicle Speed Sensor
symptom: Lock up clutch does not engage

if P1792/10 flashes
probable cause: Defective Engine Coolant temp sensor
symptom: Lock up clutch does not engage

if P1786/14 flashes
probable cause: Shorted or open FAS wire between TCM Terminal B9 & ECM, defective ECM.
symptom: Transaxle jerks hard when shifting


good luck mang.