Sidekick 2WD L4-1590cc 1.6L SOHC 0 TBI 8V (1992)
Ignition Switch: Description and Operation
This signal is sent from the engine starter circuit. Receiving it, ECM judges whether the engine is cranking or not and uses it as one of the signals to
control fuel injection timing, injection time, ISC solenoid valve operation and throttle opener VSV operation.