Opel diagnostic reference

Explore 3 connection profiles and 71 enhanced definition variants recorded for Opel. Reference relationships describe the library, not road-test coverage.

Vehicle and connection profiles

Astra G Y17DT (1998-2004)Opel · 1998–2004
Multec-SOpel
Vectra B, Astra G, etc. with X16XEL, X18XE (1998-2002)Opel · 1998–2002

Enhanced PID meanings

Browse individual signal meanings, units and exact profile links.

Browse Opel enhanced signals

Trouble-code reference families

Chevrolet / Citroen / General Motors / Opel / Peugeot — 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