Datasheet Hot ((top)) - Nec B58944

An external actuator (like a solenoid or injector) driven by the IC has shorted, pulling too much current through the B58944 driver circuit.

No-start conditions due to lost communication with the throttle or fuel system. nec b58944 datasheet hot

For engineers and technicians working with "hot" or active ECU repairs, the B58944 is a common target for replacement: An external actuator (like a solenoid or injector)

High voltage rating for audio stability. nec b58944 datasheet hot