2003 RAM 1500 5.7L CRANK/NO-START, NO PCM COMMUNICATION

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tymccathern

Junior Member
Joined
Jun 29, 2023
Posts
4
Reaction score
1
Location
Oklahoma
Ram Year
2003
Engine
5.7
I need some help. I can get it to idle off of B12 but will crank/no-start without it. Hooked a Dodge scan tool on it and it says PCM has no communication with other modules. Fuel pressure is good and noid light indicates injectors are firing. There is spark. Any suggestions?
 

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