Step One: Get the codes scanned, all 4 groups: B, C, P, and U.
"Changed" the dizzy. Did you replace it or just overhaul it? If it's a new dizzy, is it either Hitachi (OE mfr) or Nissan? If not, there are reported issues with off-brand dizzies.
What octane fuel are you burning, and what brand? Is it listed as a Top Tier Fuel? https://www.toptiergas.com/fuel-stations/
"Changed" the dizzy. Did you replace it or just overhaul it? If it's a new dizzy, is it either Hitachi (OE mfr) or Nissan? If not, there are reported issues with off-brand dizzies.
What octane fuel are you burning, and what brand? Is it listed as a Top Tier Fuel? https://www.toptiergas.com/fuel-stations/