9000 CS L4-2290cc 2.3L DOHC Turbo EFI (1996)
Malfunction Indicator Lamp: Description and Operation
The lamp is situated in the EDU and supplied with current from the +15 circuit. It is controlled from pin 32 of the control module and lights up when the
ignition is switched on.
As soon as the engine control module receives pulses from the crankshaft position sensor, the lamp goes out unless activated by the OBD II system.