How do you change the petrol pump for Mazda 323?

To change the petrol pump in a Mazda 323, first ensure the vehicle is safely lifted and secured. Disconnect the battery, then remove the fuel tank by unscrewing the bolts and disconnecting the fuel lines and wiring harness. Once the tank is out, access the fuel pump, typically located on top of the tank, and replace it with the new pump. Reassemble everything in reverse order, ensuring all connections are secure before reconnecting the battery and testing the system.