Justy Hatchback 2WD L3-1.2L SOHC (MPFI) (1992)
driven until repairs are made, although performance will be affected.
The ECU has a self-diagnostic function that stores trouble codes in its memory. A "Check Engine" light alerts the driver to seek service when the
ECU encounters input/output information outside proper values or ranges. A technician can then extract trouble codes from memory which
indicate where system problems have occurred and make necessary corrections.