A petrol tank when filled with diesel does not cause much trouble in there. The diesel does not burn as easily as petrol does. The maximum that can happen is that it would burn out the spark plugs and not allow your engine to start. You can contact at Wrong Fuel Recovery service provider.

Visit website: http://www.wrong-fuel-recovery.co.uk/index.php/Main/PetrolInDiesel

Call on: 0800-193-1103 / 0789-482-0715