Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › Honda Civic Delo Sol Si Check Engine Codes › Reply To: Honda Civic Delo Sol Si Check Engine Codes May 11, 2020 at 6:18 pm #955060 Richard KirshyParticipant Assuming theshop used OEM replacement parts. Next steps would be to verify the connections, wiring and ECU connections along with powers and grounds to each.