Australian Car Repair Issues? Ask an Auto Mechanic for Answers ASAP
Hello! My name is Gary.Welcome to JustAnswer.I'm reviewing your question now, and will post back with a reply shortly.
Sounds like you have connected your jump battery backwards and blown a main fuse.
Can you please check all the fuses in the engine bay?
Do you need any further help?
I hope my advice has been of assistance to you.