IPDM E/R
WARNING: This page is about a different car, the 2011 Nissan Juke. However, it is still accessible from the selected car via links, so may be relevant.
Starter control relay is integrated in IPDM E/R and used for the engine starting system. Starter control relay is controlled by IPDM E/R while communicating with ECM. IPDM E/R sends the starter control relay status signal to ECM.
During engine is running, IPDM E/R controls starter control relay according to the cranking request signal from ECM for Stop/Start System.