For the specific case of , Honda technical service bulletins (TSBs) and dealership diagnostic software identify this code as:
Increasing the bore or stroke of a B20 block to reach near 2.3L displacement. H23 Performance Upgrades: honda b23a0-92
The Accord SiR, CR-X SiR, and Civic SiR are all highly collectible, with prices for mint-condition models reaching into the tens of thousands of dollars. Even modified examples of these vehicles can command a premium, thanks to their performance potential and historical significance. For the specific case of , Honda technical
If you are looking for a "B" family engine (like the famous B16 or B18), the displacement for this family typically peaked at 2.1L (B21A1) in the early 1990s Prelude. If you are looking for a "B" family
If all hardware checks fine, visit a Honda dealer for a PCM software update. TSB 19-045 directly addresses false B23A0-92 codes due to overly sensitive rationality monitoring.