MX-5 Miata L4-1597cc 1.6L DOHC (1992)
Malfunction Indicator Lamp: Description and Operation
Fig. 155 Self Diagnosis Schematic
^ The Malfunction Indicator Light (MIL) is located in the instrument panel.
^ If the ECU detects a monitored device malfunction, the MIL will stay "ON" with the engine running and diagnosis connector "TEN" terminal not
grounded.
^ If the terminal is grounded, the MIL will flash malfunction codes corresponding to the defective input/output devices and/or their circuits.
^ If there is more than one failure present, the lowest number malfunction code is displayed first, followed by remaining codes in numerical order.
