Hondata

I finally sourced a replacement and was able to get the sync light to flashing and the car running. Is there a list of all dependencies for SYNC?

After connecting SManager again I see there is a CEL. Code 4 for the crank angle sensor. Is the sync light dependent on the crank angle sensor? This car was working after originally installing the CPR, but after a few days the sync light stopped flashing and I am trying to determine why.

Sorry, I was not clear enough

-Green light is illuminated solid
-Red light is flashing
-Sync light is off

My question is what is the sync light dependent on? The continuity between the ALTC/SYNC ECU pin and the CPR harness is good. What is required for that light to flash?

This was a working system, but recently it no longer starts. The POWER (green) and IGN (red) flash. The SYNC doesn't illuminate at all when turning the engine over.

I've continuity tested from the ECU male pin to the CPR harness plug for the purple SYNC wire. I get 0 ohms for the sync and the ign ...