Honda ECU Part Numbers Decoded Honda ECU part numbers are a series of 3 alphanumeric sections. FORMAT: xxxxx-xxx-xxx. The first block is the Honda part number denoting it is an ECU. This is almost always 37820. The middle 3 digits are the main identifier of the ECU and used in the table above, first column, ECU Code.. Whether you are planning a Honda engine swap or planning a turbo VTEC build, you need to pick the right Honda ECU. If you have swapped a VTEC engine there are many reasons why you could use our Honda ECU list. With so many different Honda ECU part numbers and interchangeability, the proper planning can really help you save time and money.. If you own a Honda Civic and want to modify it, you.
ecu wiring We may earn a small commission from affiliate links and paid advertisements.. Honda ECU PinOuts.zip. 14.6 KB · Views: 4,542 Last edited by a. Messages 49,235; Reaction score 65; Points 1,053; P. posol RETIRED. Nov 17, 2004 #2 diagram: Last edited by a moderator: Dec 8, 2020. P. posol RETIRED. Nov 21, 2007 #3 OBD 0 Wire Colors.. Honda Tech :: General Honda Performance. ECU's, Electronics, and Tuning . P07 Pinouts. Thread starter nowhhs; Start date Jun 16, 2007; Replies 3 Views 4K We may earn a small commission from affiliate links and paid advertisements.. I'm going to use a P07 ECU, but the only problem I'm having is figuring out the difference between the pinouts.