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Junior Member
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3 Posts
Discussion Starter #1
I am having a hard time trying to find the definition for the code 2003 in the trans computer on a 05 F650 with an Alison 2550 transmission. can anybody help out with this problem??
 

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Old Fart
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889 Posts
You don't have all of the information that we need to diagnose the code. They are not given in a four number format. They are given in a single letter + four numbers ie; P2003 which is not defined by Auto Enginuity. What is the first letter of this code?
 

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Junior Member
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3 Posts
Discussion Starter #3
Thanks i know this one of the concerns i have no first prefix. all three scan tools i used one being a alison program in a laptop all give the same code Just 2003 no letter. i only get the 2003 through the Deusche 9 pin connector with the J1939 protocol. i get nothing from the 16 pin connector
 
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