Honda diagnostic reference

Explore 8 connection profiles and 481 enhanced definition variants recorded for Honda. Reference relationships describe the library, not road-test coverage.

Vehicle and connection profiles

Accord, Civic, CRV, CX-7 etc. 2008-2012 (var.1)Honda · 2008–2012
Accord, Civic, CRV, CX-7 etc. 2008-2012 (var.2)Honda · 2008–2012
Clarity PHEV, e:NY1Honda
CR-V RE6, Accord DieselHonda
EHonda
Fit GK3Honda
Insight II (2010-2014)Honda · 2010–2014
WWH-OBD (CAN 29 bit)Honda · 2026–2026

Enhanced PID meanings

Browse individual signal meanings, units and exact profile links.

Browse Honda enhanced signals

Trouble-code reference families

Acura / Honda — Reference family assigned by the production catalog. An entry in this family is not proof of a fault or ECU support on every listed vehicle.

Source and applicability

OBD Lens production library legacy-owner-2026-10-09-v81. This is a scoped technical reference, not a scan of your car. A catalog relationship does not certify that every ECU, year or engine returns the same signal or code definition.

Read the reference method

OBD Lens reference library · catalog legacy-owner-2026-10-09-v81. Sources and scope