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hi : i have an diagnostic workshop : i working on a dodge charger 2010 not starting & security led blinking & a relay in front box bcm & rear box bcm is vibrate , i tested by diagnostic device it`s show me this code u0100 please help me thank you .

Vehicle: 2010 Dodge Charger 3.5L

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U0100  Lost communication with ECM

If the ECM loose the VIN that is programmed into it it also codes up U0100, You also say the BCM (body control module) there is a relay that vibrates? If a relay vibrate its either a lack of power,or ground.
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thank you for your answer , but this dodge with relay vibrateing the injectors vibrate too & intake the gasoline on the cylinder  & i checked the engine oil level it`s up to max i mean the gasoline input to the case of oil . thank you very much , i think the pcm is damaged .what did  you say ?!
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If it causing the injector to fill up the crankcase, then yes, the PCM is over,
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hi mr : i opened the pcm the ic injector drive is broken i change the ic thanks for your help!!!

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