How to Jailbreak iPad on iOS 4.3.1 Using PwnageTool [Guide]
PwnageTool bundle for jailbreaking the first-generation iPad on the latest iOS 4.3.1 is now available. You can use this bundle with PwnageTool 4.2 to create custom jailbroken 4.3.1 firmware files.
Unfortunately though, this is a tethered jailbreak, which means you will need to restart your iPad in a tethered-jailbroken mode on every reboot using tetheredboot utility.
We have already covered extensive tutorial on how-to jailbreak iOS 4.3.1 on iPhone 4. The instructions for iPad 1G are exactly the same. You can follow the instructions posted here, with some changes as explained below.
On Step 1, download iPad1,1_4.3.1_8G4.bundle file and move it to the location as mentioned in the instructions.
On Step 6, select “iPad” option when PwnageTool prompts to select your device.
On Step 7, browse for iOS 4.3.1 for iPad.. duh
On Step 14, use kernelcache.release.k48 and iBSS.k48ap.RELEASE.dfu instead of kernelcache.release.n90 and iBSS.n90ap.RELEASE.dfu
On Step 15, use the following commands in Terminal:
Tip: Simply drag and drop in Terminal – tetheredboot file, then iBSS file and then kernelcache.release file.