Starter Switch Signal

WARNING: This page is about a different car, the 1994 Acura NSX and 1993 Acura NSX. However, it is still accessible from the selected car via links, so may be relevant.

This signals the ECM when the engine is cranking. See Fig 1 .

Fig 1: Starter Switch Signal Diagnostic Flowchart

Courtesy of AMERICAN HONDA MOTOR CO., INC.