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Wayne Crawford
Wayne Crawford, Shop Owner
Category: Mazda
Satisfied Customers: 4017
Experience:  General Repair Shop Owner
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I replace the motor in my 2005 Mazda 6s 3.0L with an 2006

Customer Question

I replace the motor in my 2005 Mazda 6s 3.0L with an 2006 3.0L , no major problems just motor mount connections and exhaust connection a little different, running good however it's gone into limp mode stuck in 3rd gear and AT is on...
Submitted: 2 years ago.
Category: Mazda
Expert:  Wayne Crawford replied 2 years ago.

Hello. My name is ***** ***** I will be helping you today.

Which computer are you using? The original or the 06? And have you checked the codes?

Customer: replied 2 years ago.
The orginial
Customer: replied 2 years ago.
It appears the ecu is located under the dash board, so I still have the original one. Under the hood, the motor and trans was changed out with the 2006. These are the codes:
P0031
P0012
P0154
U0100
P0506
Customer: replied 2 years ago.
I'm hoping to get a response
Expert:  Wayne Crawford replied 2 years ago.

Sorry. I have been really busy and havent had time to log in. Just a moment while I pull up these codes and look them over.

Expert:  Wayne Crawford replied 2 years ago.

My guess is you either daamaged or forgot to hook back up a transmission ground