Troubleshooting Opel / Vauxhall Guide
For older vehicles, the diagnostic connector can often be found in the engine compartment. Astra-F 16 pin OBD connector located in the fuse compartment to the right hand side of the steering wheel on RHD vehicles and to the left hand side of the steering wheel on LHD vehicles. Covering panel can be pulled off to reveal the complete fuse compartment and diagnostic connector. Astra-G 16 pin OBD connector located in the central console between the handbrake and the gearstick. There is a plastic cover that needs to be removed to find the connector. This can be done with a medium sized flat-blade screwdriver inserted at the front of the panel (nearest to the gearstick).
Corsa-B/Tigra 16 pin OBD connector located in the fuse compartment to the right hand side of the steering wheel on RHD vehicles and to the left hand side of the steering wheel on LHD vehicles. Covering panel can be pulled off to reveal the complete fuse compartment and diagnostic connector. Frontera 16 pin OBD connector mounted vertically just in front of the hinge of the driver side door. Omega-B 16 pin OBD connector located in the fuse compartment. There is a large cover for this compartment directly below the steering wheel. A push button releases the cover and reveals the fuses and diagnostic connector. Vectra-B 16 pin OBD connector located in the central console between the handbrake and the gearstick. Access is very similar to the Astra-G except that the covering panel is best removed by inserting a screwdriver at the rear of the cover (nearest to the handbrake). Zafira 16 pin OBD connector located in the central console between the handbrake and the gearstick. There is a plastic cover that needs to be removed to find the connector. This can be done with a medium sized flat-blade screwdriver inserted at the front of the panel
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