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Starting issues with data, seriously confused

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  #16  
Old 12-22-2014, 09:37 AM
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Well figured out starting issue.... The starter just locked up... Fixing to post up data on the start up try
 
  #17  
Old 12-22-2014, 09:54 AM
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<table border="0" cellpadding="0" cellspacing="0" width="384"><colgroup><col style="width:48pt" span="6" width="64"> </colgroup><tbody><tr style="height:15.0pt" height="20"> <td style="height:15.0pt;width:48pt" height="20" width="64">Time</td> <td style="width:48pt" width="64"> Vehicle Power Voltage (V) [0.0 - 16.0]</td> <td style="width:48pt" width="64"> Time</td> <td style="width:48pt" width="64"> Injector Control Pressure (PSI) [0.00 - 5076.32]</td> <td style="width:48pt" width="64"> Time</td> <td style="width:48pt" width="64"> Engine RPM (RPM) [0.0 - 8000.0]</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:03:46.578</td> <td align="right">0</td> <td> 10:03:46.890</td> <td align="right">0</td> <td> </td> <td>
</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:03:47.328</td> <td align="right">12.3</td> <td> 10:03:47.515</td> <td align="right">0</td> <td> 10:03:47.703</td> <td align="right">0</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:03:47.937</td> <td align="right">12.3</td> <td> 10:03:48.125</td> <td align="right">0</td> <td> 10:03:48.328</td> <td align="right">0</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:03:48.562</td> <td align="right">12.3</td> <td> 10:03:48.734</td> <td align="right">0</td> <td> 10:03:48.921</td> <td align="right">0</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:03:49.156</td> <td align="right">12.3</td> <td> 10:03:49.343</td> <td align="right">0</td> <td> 10:03:49.531</td> <td align="right">0</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:03:49.765</td> <td align="right">12.3</td> <td> 10:03:49.937</td> <td align="right">0</td> <td> 10:03:50.140</td> <td align="right">0</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:03:50.390</td> <td align="right">12.3</td> <td> 10:03:50.593</td> <td align="right">0</td> <td> 10:03:50.796</td> <td align="right">0</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:03:51.421</td> <td align="right">12.3</td> <td> 10:03:51.640</td> <td align="right">0</td> <td> 10:03:51.828</td> <td align="right">0</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:03:52.218</td> <td align="right">12.3</td> <td> 10:03:52.406</td> <td align="right">0</td> <td> 10:03:52.593</td> <td align="right">0</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:03:52.828</td> <td align="right">12.3</td> <td> 10:03:53.015</td> <td align="right">0</td> <td> 10:03:53.203</td> <td align="right">0</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:03:53.453</td> <td align="right">12.3</td> <td> 10:03:53.640</td> <td align="right">0</td> <td> 10:03:53.828</td> <td align="right">0</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:03:54.078</td> <td align="right">12.3</td> <td> 10:03:54.265</td> <td align="right">0</td> <td> 10:03:54.453</td> <td align="right">0</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:03:54.703</td> <td align="right">12.3</td> <td> 10:03:54.906</td> <td align="right">0</td> <td> 10:03:55.093</td> <td align="right">0</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:03:55.328</td> <td align="right">12.3</td> <td> 10:03:55.515</td> <td align="right">0</td> <td> 10:03:55.703</td> <td align="right">65.5</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:03:55.937</td> <td align="right">10.9</td> <td> 10:03:56.125</td> <td align="right">562.82</td> <td> 10:03:56.328</td> <td align="right">103</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:03:56.953</td> <td align="right">11.1</td> <td> 10:03:57.156</td> <td align="right">2737.17</td> <td> 10:03:57.359</td> <td align="right">124.2</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:03:57.593</td> <td align="right">10.5</td> <td> 10:03:57.781</td> <td align="right">2910.25</td> <td> 10:03:57.984</td> <td align="right">113.7</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:03:58.265</td> <td align="right">10.3</td> <td> 10:03:58.453</td> <td align="right">2844.64</td> <td> 10:03:58.640</td> <td align="right">88.2</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:03:58.890</td> <td align="right">10.4</td> <td> 10:03:59.078</td> <td align="right">2945.89</td> <td> 10:03:59.265</td> <td align="right">140.7</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:03:59.531</td> <td align="right">10.7</td> <td> 10:03:59.718</td> <td align="right">2713.97</td> <td> 10:03:59.906</td> <td align="right">115.7</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:04:00.156</td> <td align="right">10.3</td> <td> 10:04:00.343</td> <td align="right">2975.87</td> <td> 10:04:00.531</td> <td align="right">106</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:04:00.781</td> <td align="right">10.4</td> <td> 10:04:00.968</td> <td align="right">2913.65</td> <td> 10:04:01.156</td> <td align="right">147</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:04:01.406</td> <td align="right">10.4</td> <td> 10:04:01.609</td> <td align="right">2535.8</td> <td> 10:04:01.796</td> <td align="right">108.7</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:04:02.406</td> <td align="right">10.4</td> <td> 10:04:02.625</td> <td align="right">2591.23</td> <td> 10:04:02.812</td> <td align="right">108.2</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:04:03.046</td> <td align="right">10.3</td> <td> 10:04:03.296</td> <td align="right">2516</td> <td> 10:04:03.500</td> <td align="right">102.7</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:04:03.734</td> <td align="right">10.6</td> <td> 10:04:03.937</td> <td align="right">2408.53</td> <td> 10:04:04.125</td> <td align="right">140</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:04:04.421</td> <td align="right">10.8</td> <td> 10:04:04.625</td> <td align="right">2256.93</td> <td> 10:04:04.812</td> <td align="right">86</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:04:05.046</td> <td align="right">10.6</td> <td> 10:04:05.265</td> <td align="right">2328.2</td> <td> 10:04:05.468</td> <td align="right">0</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:04:05.703</td> <td align="right">11.3</td> <td> 10:04:05.890</td> <td align="right">699.14</td> <td> 10:04:06.078</td> <td align="right">0</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:04:06.359</td> <td align="right">11.9</td> <td> 10:04:06.546</td> <td align="right">434.42</td> <td> 10:04:06.750</td> <td align="right">0</td> </tr> <tr style="height:15.0pt" height="20"> <td style="height:15.0pt" height="20"> 10:04:07.031</td> <td align="right">11.9</td> <td> 10:04:07.234</td> <td align="right">434.42</td> <td> 10:04:07.453</td> <td align="right">









0</td> </tr> </tbody></table>
 
  #18  
Old 12-22-2014, 10:02 AM
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It should have started with that data, but there are a number of PIDs missing to get the whole story. Click that last link in my signature and you will get a very detailed description of what to look for.
 
  #19  
Old 12-22-2014, 12:16 PM
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<table style="width: 9px; height: 205px;" border="0" cellpadding="0" cellspacing="0"><tbody><tr style="height:15.0pt" height="20"> <td>
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</td> <td align="center">It ain't starting with those voltage numbers.....no way, no how.
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</td> <td align="right">It ain't
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  #20  
Old 12-22-2014, 06:09 PM
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Originally Posted by cleatus12r
<table style="width: 9px; height: 205px;" border="0" cellpadding="0" cellspacing="0"><tbody><tr style="height:15.0pt" height="20"> <td>
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</td> <td align="center">It ain't starting with those voltage numbers.....no way, no how.
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Unless I'm reading it wrong, he never dropped below 10 volts while cranking. Manual says something like 8.5 doesn't it? I know my truck will start if it drops down to 9.3 volts while cranking.
 
  #21  
Old 12-22-2014, 06:34 PM
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No, you're reading it right.10.3 was the lowest.
 
  #22  
Old 12-22-2014, 07:40 PM
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Originally Posted by F350-6
Unless I'm reading it wrong, he never dropped below 10 volts while cranking. Manual says something like 8.5 doesn't it? I know my truck will start if it drops down to 9.3 volts while cranking.
Usually 8.5-9.5 is the threshold. Voltage shouldn't be his issue at 10v.
 
  #23  
Old 12-22-2014, 10:25 PM
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tjustice,

is this last data log before or after the starter swap?

IF you like, do some more datalogging on a WOT run and log ICP, ICP Duty cycle, vehicle speed, rpm's & engine voltage. Then either post the data or send it to me and we'll throw it on a graph so it is easier to read.

Also, what trouble trouble codes are you seeing? IIRC 1211 should be set if the duty cycle goes higher than something around 53%. You should have at least that code with that high of a DC I would think.

Edit: Here is the link Tugly was referring to:

http://oregonfuelinjection.com/pdf/f...diagnostic.pdf
 
  #24  
Old 12-23-2014, 05:35 AM
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This is yet another case where I would need to see FIPW. For all we know, the injectors aren't even firing.


I've read many specs on minimum starting voltage, and I've had a low set of batteries - yet Stinky still started. The way I see it, the spec means "If it doesn't trigger the injectors below this voltage, don't be surprised".
 
  #25  
Old 12-23-2014, 11:06 AM
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That was data from over night sit. Starter locked up during that test... Just finished putting starter on, mother sings like a new 7.3 now....
 
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