How can fix the code p0688 in a 2004 Dodge Ram 8 Cyl?

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Carguy1 · Answer 1 · 2018-10-24T16:35:34+0000

Hi there,

This code indicates an issue with the ECM. Here is some info for you.

P0688 DODGE - Auto Shutdown Relay Control Circuit Open

Read more: https://www.autocodes.com/p0688_dodge.html