Fault code 559
02-13-2019, (Subject: Fault code 559 ) 
Post: #1
Fault code 559
So we just added a t680 to the fleet, it has an ISX, and my driver said it loses power at highway speeds. I plugged in INSITE and I got a fault code 559 injector metering rail 1 pressure data valid but below normal operating range moderately severe level. How can I go about troubleshooting the source. Does INSITE have a way of showing me the current real time pressures going thru the fuel system? I changed fuel filters already and I still get the code. I’m going to check the fuel pump tomorrow, but I’ve heard the is very hard to pinpoint. Any one else have this problem or is there a thread about fault code 559 already?
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02-13-2019, (Subject: Fault code 559 ) 
Post: #2
RE: Fault code 559
http://rawze.com/forums/showthread.php?t...9#pid30649


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 Thanks given by: castillon11011
02-13-2019, (Subject: Fault code 559 ) 
Post: #3
RE: Fault code 559
(02-13-2019 )Rawze Wrote:  http://rawze.com/forums/showthread.php?t...9#pid30649

Where do I measure the psi of the fuel. Is there a test that I can preform with insite. And what should I look for during any test or measured readings
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02-14-2019, (Subject: Fault code 559 ) 
Post: #4
RE: Fault code 559
(02-13-2019 )castillon11011 Wrote:  
(02-13-2019 )Rawze Wrote:  http://rawze.com/forums/showthread.php?t...9#pid30649

Where do I measure the psi of the fuel. Is there a test that I can preform with insite. And what should I look for during any test or measured readings





User's Signature: ->: What I post is just my own thoughts and Opinions! --- I AM Full Of S__T!.
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