Circuit Description
WARNING: This page is about a different car, the 2007 Suzuki XL7. However, it is still accessible from the selected car via links, so may be relevant.
The engine control module (ECM) supplies 12 volts for the starter relay when start enable has been requested. The ECM monitors this control circuit for conditions that are incorrect for the commanded state. If the ECM detects an improper circuit condition, starter relay DTC P0616 will set.