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P1693 DODGE -

I have a 2001 Dodge ram diesel 5.9 go a code P1693 and a P1687
What do those mean?

Vehicle: 2001 Dodge Ram 2500 5.9 Diesel
asked Nov 7, 2012 by Eddy (101 points)

1 Answer

Hi there,

These codes point to a problem with the glow plugs in truck, the circuits have problems which could either be the glow plugs itself or the wiring to the plugs.
answered Jan 7 by Carguy1 (5,000 points)
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