1) Replace the battery.
2) Increase the dwell. Try using the stock setting (52 blinks with stock board, 34 milliseconds with aftermarket board), or if you have a QEV you can try it at 16 or more blinks (16 or more milliseconds with aftermarket board).
Guide to finetuning Dwell:
http://www.zdspb.com/tech/mguide/ion...ectronics.html
3) Clean and regrease the regulator. This is most often the cause.
Regulator maintenance guide:
http://www.zdspb.com/tech/mguide/regs/main_ionreg.html
4) Clean and regrease the firing assembly and solenoid. Be sure not to overgrease or undergrease the o-rings, as either can cause the problem.
Firing assembly maintenance guide:
http://www.zdspb.com/tech/mguide/ion...ance_bolt.html
5) Make sure your tank is screwed in as far as possible.
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Let food be thy medicine and medicine be thy food
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