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Troubleshooting

This is where I will put all of the miscellaneous problems and some steps you can take to resolve them. I will update this page whenever I learn something new. If you have a problem and find a solution not listed here please e-mail me and I will update this page. Or if you are just plain stumped e-mail me and I'll be happy to try and walk you through finding a solution.

Engine won't turn over

• Is the battery hooked up?
• Is the range selector in Park or Neutral?
• Have you adjusted the Park/Neutral Switch?
• Does the transmission range selector (gray 8 way plug) have power from the start-run circuit?
• Does the transmission range selector (gray 8 way plug) have a good ground?

Transmission won't shift

• Is the TCM plugged in?
• Is the fuse to the TCM good?
• Do you have power to the TCM?
• Is the gray 8 way plug connected?
• Is the black 8 way plug connected?
• Can you try another TCM?
• Download and read the AW4 manual
• Is the problem in the 1-2 range? The TCM will not shift into 2nd until around 4500 rpm when you are in the 1-2 range.
   

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