Allante V8-273 4.5L (1991)
open.
ED72
This display showing 00 indicates that the P/N switch is closed. Display showing 01 indicates that the P/N switch is open.
ED98
The ignition cycle counter value is the number of times the ignition has been cycled to "OFF" since an PCM/ECM trouble code was last
detected. After 50 ignition cycles without any malfunction being detected, all stored PCM/ECM codes are cleared.
ED99
The PCM/ECM PROM I.D. is displayed as a number up to three digits long which can be used to verify that the proper PROM is installed in
the PCM/ECM.