Man Under Police Guard After Woman's Body Found In Car

South Australian police have discovered the body of a woman and a man with serious injuries while conducting a welfare check in Adelaide's west.

Police began desperately searching for the pair in and around Kidman Park just before 10.30pm on Sunday night after concerns were raised for their welfare.

The wanted car was discovered by Western District police in Kidman Avenue an hour later.

Inside was the body of a woman and a man with a serious abdomen injury.

He was rushed to the Royal Adelaide Hospital where he will undergo emergency surgery.

Photo: Google Maps

Police confirmed to 10daily that he will be questioned by officers in the coming days.

The incident was not random, police said the pair knew each other.

The woman's body will be examined, as investigators piece together exactly what happened.

If you or someone you know is in immediate danger, dial 000. If you need help and advice, call 1800Respect on 1800 737 732, or Lifeline on 13 11 14. A range of domestic and family violence resources based around the country can be found here.