The board is tested on my Opel Zafira C with engine code B20DTH (2.0/170HP), but I tested same PIDs work also with B16DTH (Zafira C tourer 1.6/136HP) using Torque app. As far as I know It should work with same engines in Opel Insignia. PIDs were taken from this forum .

opel zafira c obd location