Part number on pump block "AQ" 0 265 231 537 - 13236012. This is fully rebuilt and tested Vauxhall Corsa D ABS Pump and ECU AQ. This Vauxhall Corsa D ABS pump and ECU will be 100% compatible with your car if you have "AQ " stamped on the pump block (see picture 2) and has the smaller electrical connection (See picture 3).
eBay