MicroSquirt.com read only forum (Jan.15,2018)

For the moment, try running with timebased cranking instead and set the trigger returns to zero.

James

Your absolutely right. When I put trigger return on, It leaves the vb:s on for a second when I stop starting, and burns them up in the process. But when I use time based it works perfectly ...

In spark setting, I have put cranking timing to trigger return. What is the difference between that and Time Based? Mayby the problem is with the triggers. Putting too much spark through the vb's?

My current configuration is this.
Trigger A = 5
Trigger return = 13
Trigger B = 35
Trigger return 43 ...

I have a MS v2.2. I soldered wires to r25 and r28 resistor pins which are closest to prosessor, connected them with 330ohm resistors to vb921's.

Using vr-sensor with lm1815 circuit and 60-2 wheel.

I switched spark inverted and dwell control on.

While I am starting the engine, the vb's get very ...