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fault code

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Old Dec 22, 2008 | 05:25 PM
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greg cook's Avatar
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Joined: Dec 2008
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Default fault code
can anyone tell me what P1670 fault code is on a 7.3
 
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Old Dec 22, 2008 | 06:40 PM
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Hayapower's Avatar
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Default RE: fault code
DTC P1668 and P1670 indicates that a communication error has occurred between the PCM and the IDM.Possible causes: Open fuse IDM relay Open or shorted IDM enable circuit Open/short in EF circuit Open/short in FDCS circuit IDM powering circuits PCM
 
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