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Old Aug 29, 2012 | 10:43 PM
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hooked the truck up to a little machine and it read code 91687 the dash says no bus and none of the gauges work. whats that mean and how do i fix it. i'm new to the whole dodge thing its my first one
 
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Old Aug 29, 2012 | 11:01 PM
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P1687No Cluster Bus Message

Check wiring to OBDII connector and make sure wires are secure. Make sure there is no trash in connector and double check grounds around dash. Pull knee panel off under column and look at wires ther for pinched or cut wires.
 
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Old Aug 30, 2012 | 10:33 AM
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What year is your truck?
 
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Old Aug 30, 2012 | 09:04 PM
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1999 dodge ram 1500 sport. any ideas where i could get a wiring schematic for the whole truck
 
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Old Aug 30, 2012 | 09:47 PM
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Yep.

Go to the FAQ/DIY section here and look for service manual thread. Click on it and download.
 
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