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P1693 Diagnostic Trouble Code Discussion for January 2006

Transponder No Response Error / Invalid Response

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Trouble Ticket Help Requests for DTC P1693
Help Request Posted
1999 Dodge Ram 3500 5.9L No Start VIN: 1B7MF336XX
P1693: dtc detected in ecm. Let me start by saying I do not normally work on diesl engines at all,but this is a very good customer and next door neighbor. Customer said he was driving down the road and truck just died. He had pulled the line going into the filter and had no fuel there.We...
January 17, 2006
1998 Dodge Ram 2500 5.9L MIL Lamp on, volt gauge slow to r VIN: 1B7KF2369W
P1693: mf controlled computer output circuit. Vehicle came in w/ fluctuating volt ga & ses light on. codes listed above. check charging system output-varied & was low when first started vehicle. would climb slowly over 30 seconds then level off at 14.1 volts. check pcm control of alternator-decide...
January 25, 2006