hi , the last two days truck died on highway 3 times after a few minutes runs again changed filters still did it getting codes po633, po602, po628 . need help on what problem is .

 

P0581 Speed Control Multiplexed Switch 1 High
P0602 Control Module Programming Error/NotProgrammed
P0604 Internal Control Module RAM Integrity Failure
P0606 Internal ECM Processor
P0607 ECU Internal Performance
P0622 Generator Field Control Circuit
P0628 Fuel Pump Relay Circuit Low, or Fuel Lift Pump Control Circuit Low
P0629 Fuel Pump Relay Circuit High, or Fuel Lift Pump Control Circuit High
P0630 VIN Not Programmed in PCM
P0633 SKIM Key Not Programmed in PCM
P0642 Sensor Reference Voltage 1 Circuit Low
P0643 Sensor Reference Voltage 1 Circuit High
P0646 A/C Clutch Relay Circuit Low


i just grabbed the section with your codes in it. your lift pump is dying to be sure, time to upgrade it. the key is just a pita.

 

Yup, time for a new LP...

 

thats what i was afraid of , beening doing some resource glacier look like the run to installl , who has best price

 

I ordered directly from Richard at GDP. He's great to work with.

 

does the kit come with filter adapter , the pic dont show but i was reading instructions on his site and it says filter or gauge adapter part of kit . i wil be calling in the morning hopefully he can overnight me a kit going on vaction next week need to fix this weekend .

 

http://store.dieseltruckresource.com/fuelsystems.html
order it here at dtr.

 

Yes, the 392 kit comes with EVERYTHING you need. I didn't know DTR store had it? In that case, keep your money here at DTR!

 

just talked with richard at glacier , great guy , he is express shipping one to me will get tomorrow , sat shipping not cheap but need the truck .

 

well got my pump kit, got it installed what a difference the way the truck runs , but while i was under truck found out i need front axle ujoints and balljoints