first of all u cant play games with an sd card and hack it at the same time
this video is the best for hacking.
i hacked mine with it as well. and my wii is the same as yours so yaaaay!!!
http://www.youtube.com/watch?v=ZMbqV2vUOGE
i also wrote a guide which will help u a bit too
Indiana PWNS, 4.3U/4.3E/4.3J
You will need LEGO Indiana Jones Original Adventure
1. Download & Extract to SD Card
http://www.mediafire.com/download.php?9mda252nw5dwmiu
http://www.megaupload.com/?d=ZJ4YYW7T
2. Insert SD Card into Wii, Go to Wii Settings, Data Management, Save Games, Wii, SD
3. Copy Indiana PWNS save data for your region
4. Start LEGO Indiana Jones Original Adventure game, load save game slot 1
5. When the game loads, you will be in Barnett College. Walk through the Courtyard to the Art Room, approach the left character on the podium. When it zooms on him, choose the two silhouettes, staggered, with an arrow pointing between them
HackMii Installer Loads
Part 2 - Install The HomeBrew Channel and BootMii
1. Press 1
2. Install the HomeBrew Channel
HW_AHBPROT automaticly installs instead of DVDX
3. Install Bootmii
Format the SD Card
1. Download & Extract to SD Card
http://www.mediafire.com/download.php?diyx12026dobpb4
http://www.megaupload.com/?d=KAISVR9R
Step 1 - WAD Installs
Warning: Never Uninstall IOS, You Will Brick Your Wii
1. Start HBC, Press Home, Launch Bootmii
Multi-Mod Manager Starts (via cboot2)
2. Select WAD Manager - Press A
3. Press 1 to Install all WADs - Press A
Be sure all the WADs install without error
4. Press B two times - MMM Main Menu
Warning: Never Uninstall IOS, You Will Brick Your Wii
Downgrade to System Menu 4.1 (Optional)
Do NOT do this before installing all WADs without error (you will brick)
Network Install
From the main menu,
1. Select Manage System Menu, Press A
2. Install System Menu 4.1
3. Press B - main menu
Install Priiloader (Brick Protection)
1. In MMM Select App Manager - Press A
2. Select Priiloader - Press A
Priiloader Installer will load
3. Read the warning - Press +/A to install
After Priiloader installs, it may give error 106 or freeze - This is normal
NOW FROM HERE IT GETS TRICKY IN THE VIDEO IT SAYS THAT U HAVE TO GO ON BOOT MII OR SOMETHING. BUT AT THE SAME TIME HE SAYS THAT IF U HAVE BOOT2 DEFINETLEY DO THAT, SO DO IT.
4. Hold Reset - Priiloader will load IT WONT LOAD IF U DID WITH BOOT2 IT WILL INSTEAD GO ON THE MMM MENU. GO ON PRILOADER SETTINGS THERE U WILL FIND THE STUFF WRITTEN BELOW.
I SUGGEST THAT U DO THIS WITH UR DAD OR SOMETHING CUZ THIS IS REALLY TRICKY
5. Select System Menu Hacks - Press A
6. Enable Block Disk Updates, Block Online Updates and others if you want
7. Be sure to save
If MMM loads at boot, Select Manage Priiloader, Edit Priiloader Hacks, enable needed hacks
If you don't know what the hack does - you do NOT need it
Your wii should now block Disk Udates and Online Updates
PriiLoader Settings (Optional)
You can set you wii to boot the System Menu, HomeBrew Channel, USB Loader GX or any other app you want. Settings are found in Priiloader, Settings. Set the autoboot and return to what you want.
Example: Set the autoboot and return to installed file, now your wii will autoboot to your USB Loader GX or HBC
Excellent option for those with kids
Install DARKCORP (Optional) BUT YOU KNOW WHAT DONT ITS RISKY
DARKCORP enables backup disks to be loaded from the regular Wii Disk Channel, without using a loader.
Newer Wii's Do Not Support DVD Media, This Will Not Fix This Limitation.
1. Download & Extract to SD Card
http://www.mediafire.com/download.php?edeeisj643c6rbs
http://www.megaupload.com/?d=H87C8ZZ5
2. Install DARKCORP from HBC
Install MIOS Patcher (Optional)
MIOS Patcher enables backup Gamecube disks to be loaded
1. install MIOS Patcher from HBC
Part 3 - Final Step
Format your SD Card
Download & Extract to SD Card
http://www.mediafire.com/download.php?ufzp63vje1u0lx7
http://www.megaupload.com/?d=102ACWJP
Now you have some apps on your SD Card, Enjoy. Included apps: Homebrew Browser, MPlayer CE, NeoGamma, GC Backup Launcher and USB Loader GX. All apps install to the SD Card, or optionally you can install them to a FAT32 formatted USB device. Apps should be installed like this: SD:\apps\app name\boot.dol otherwise they will NOT work.
HOPE IT HELPS ENJOY!