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P1698 Diagnostic Trouble Code Discussion for June 2008

No CCD Messages Received From TCM

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Trouble Ticket Help Requests for DTC P1698
Help Request Posted
1998 Dodge Grand Caravan SE 3.3L no communication VIN: 2B4GP44G6W
P1698: No Bus Messages From TCM. No CAN communication with tcm, bcm, abs modules and instrument cluster - only communication with pcm. Voltage for CAN system shoul be 2.5 volts - it is .1 between plus and minus CAN circuits. Which module is the source for the CAN voltage or ground?
June 10, 2008
2002 Jeep Grand Cherokee Laredo 4.7L No Start, no crank VIN: 1J4GW48N02
P1698: No Transmission Bus Messages. ... need to sit 1-2 hours before it would crank. Check for codes P1698 in pcm for no bus with tcm. Could not access tcm right away, went ahead and checked starter relay, no control ground, when I jumped power circuit vehicle cranked and started. Using modis to...
June 16, 2008