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NFS257's '09 URD S/C LT PreRunner Build

Discussion in '2nd Gen. Builds (2005-2015)' started by nfs257, Apr 18, 2012.

  1. Jul 15, 2017 at 1:53 PM
    #1241
    Torspd

    Torspd Tor-nication

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    Either you have a current draw from somewhere, or a bad battery.
     
  2. Jul 15, 2017 at 2:01 PM
    #1242
    nfs257

    nfs257 [OP] Well-Known Member

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    I disconnected all the aftermarket lights at the breaker. Only thing left is the URD computer.... Thoughts?

    Im betting bad battery
     
  3. Jul 15, 2017 at 2:56 PM
    #1243
    Airdog

    Airdog did your Mom

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    It's the battery....enough drama go get a new one already.
     
  4. Jul 15, 2017 at 6:27 PM
    #1244
    RedLantern

    RedLantern Well-Known Member

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    Sounds like battery bro. U get it tested?
     
  5. Jul 16, 2017 at 9:05 AM
    #1245
    lockwire24

    lockwire24 Well-Known Member

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    Sounds like the truck, just ship it to me so you don't have to keep fixing it.
     
    DanoDavis and nfs257[OP] like this.
  6. Jul 22, 2017 at 11:26 AM
    #1246
    nfs257

    nfs257 [OP] Well-Known Member

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    Brand new battery. Is there a way to test the alternator at home?

    IMG_0945.jpg
     
  7. Jul 22, 2017 at 1:24 PM
    #1247
    Evenflow

    Evenflow Well-Known Member

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    you just did ... should be at least high 13's while running amigo
     
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  8. Jul 22, 2017 at 8:08 PM
    #1248
    nfs257

    nfs257 [OP] Well-Known Member

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    Wonder if it's the wiring or actual alternator.
     
  9. Jul 22, 2017 at 9:30 PM
    #1249
    Evenflow

    Evenflow Well-Known Member

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    If you have a multimeter you could check the output voltage right at the alternator to confirm
     
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  10. Jul 23, 2017 at 1:23 AM
    #1250
    kh7nm

    kh7nm Stay Boosted

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    What have you done to your truck lately
    You can rev your engine 2000-3000 rpms and see if the battery voltage goes up if it does the alternator is good if it doesn't then you have a bad alternator
     
  11. Jul 23, 2017 at 8:38 AM
    #1251
    nfs257

    nfs257 [OP] Well-Known Member

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    It goes up to almost 14v
     
  12. Jul 23, 2017 at 9:17 AM
    #1252
    Torspd

    Torspd Tor-nication

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    Mine performs similarly. It is barely 3 years old.
     
  13. Jul 23, 2017 at 9:57 AM
    #1253
    kh7nm

    kh7nm Stay Boosted

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    What have you done to your truck lately
    It should be 14.0+ you could take it to any auto zone or o Riley's store and they can test your battery and alternator for free.
     
  14. Jul 23, 2017 at 10:07 AM
    #1254
    Evenflow

    Evenflow Well-Known Member

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    Chris, If you get a new alternator get the higher amperage one from a TRD model. I forgot your truck started out life as a lowly peasant SR5 :)
     
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  15. Jul 23, 2017 at 11:03 AM
    #1255
    nfs257

    nfs257 [OP] Well-Known Member

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    But it has the tow package so it should be he higher one...?
     
  16. Jul 23, 2017 at 11:05 AM
    #1256
    Evenflow

    Evenflow Well-Known Member

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    Do / did you have the bed outlet ? I think that is the deciding factor for the higher amperage alternator. I think the tow package only got us the tranny cooler ?
     
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  17. Jul 23, 2017 at 11:19 AM
    #1257
    Torspd

    Torspd Tor-nication

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    The 130 Amp is the "higher" one correct?
     
  18. Jul 23, 2017 at 1:44 PM
    #1258
    Evenflow

    Evenflow Well-Known Member

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    There appears to be 3 2nd gen Options - 80, 100 or 130 so my suspicion is this :

    TRD models w/ bed outlet 130 amp

    TRD models w/o outlet 100 amp

    Peasant SR's have the 80 amp ?
     
  19. Jul 23, 2017 at 1:49 PM
    #1259
    Taylor@KC HiLiTES

    Taylor@KC HiLiTES Well-Known Member Vendor

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    I'm pretty sure you're close. If I recall correctly, w/bed outlet is 130, regular TRD and SR (all V6) are 100, and the 4bangers are 80 amp. @XPOTRPR can probably set me straight though!
     
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  20. Jul 23, 2017 at 1:51 PM
    #1260
    Evenflow

    Evenflow Well-Known Member

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    Ah yeah that would make perfect sense 130 & 100 for the 6's and the 80 for the wee little four banger.
     

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