2020 Peterbilt 579

Discussion in 'Peterbilt Forum' started by tsanders1972, Sep 10, 2023.

  1. tsanders1972

    tsanders1972 Bobtail Member

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    Mar 20, 2014
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    I have a 20 579 it’s got 6 guages on dash, manifold,oil temp,2 suspension load guages and two diff temp guages. The 2 diff temp and suspension #2 guage aren’t working it l they light up but don’t read. The other 3 work fine any ideas?????
     
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  3. 062

    062 Road Train Member

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    Oct 20, 2013
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    You should be able to move the gauges around and they work in any position.
    I’d give the jumpers a good wiggle and see if they start working. If not, then move a working gauge to a non working position.
    @Goodysnap
     
  4. tsanders1972

    tsanders1972 Bobtail Member

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    0
    Mar 20, 2014
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    I’ll try that thanks. The bottom middle and two on left will not read but have a light
     

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    Last edited: Sep 10, 2023
  5. FLHT

    FLHT Heavy Load Member

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    Aug 2, 2014
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    Look at your rear ends make sure the wire to sensor is their and hooked up.
     
  6. tsanders1972

    tsanders1972 Bobtail Member

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    Mar 20, 2014
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    They are there and hooked up
     
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