IMA system indicator never comes on, no DTCs set

WARNING: This page is about a different car, the 2011 Honda Insight and 2010 Honda Insight. However, it is still accessible from the selected car via links, so may be relevant.

Turn the ignition switch to LOCK (0).
Do the gauge self-diagnostic function.
Does the IMA system indicator flash?

YES -The system is OK at this time.

NO -Substitute a known-good gauge control module, and recheck. If the IMA system indicator is OK, replace the original gauge control module.