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Help please! 2002 996 won’t start

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Old Sep 20, 2019 | 12:50 AM
  #16  
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Turbodan
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do you have gas? gauges fail sometimes.
fuel filter ok?
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Old Sep 20, 2019 | 12:56 AM
  #17  
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Originally Posted by Turbodan
do you have gas? gauges fail sometimes.
fuel filter ok?
I have half tank and fuel filter it’s part of the pump as far as I know you can’t change it on a 2002 AWD
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Old Sep 20, 2019 | 01:01 AM
  #18  
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Do you have fuel pressure at the fuel rail?
Have you checked if there's any codes?
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Old Sep 20, 2019 | 01:02 AM
  #19  
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A few things to try:
- do the e-gas recalibration since it's easy
- unplug the MAF
- disconnect the fuel rail and check the pressure with a pressure gauge. There's a quick disconnect at the upper left side of the engine bay next to the coolant tank. Once disconnected you can use a fuel hose with hose clamp to connect it to a pressure gauge.
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Old Sep 20, 2019 | 05:07 PM
  #20  
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Hey guys so I checked the connector to the fuel pump today with voltmeter and no 12v getting to the pump
I checked all the fuses and the relays they’re all good
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Old Sep 20, 2019 | 05:23 PM
  #21  
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Swap your fuse with a known good one and Trace your wires, you might have rodent damage. S
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Old Sep 20, 2019 | 05:38 PM
  #22  
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Originally Posted by Tonymi
Hey guys so I checked the connector to the fuel pump today with voltmeter and no 12v getting to the pump
I checked all the fuses and the relays they’re all good
Upon initial key on the fuel pump will only be momentarily (one or two seconds) commanded to run to prime the fuel system. It will not constant run until the engine is running. Are you checking for voltage on the Green/White (pin 4) of the pump the moment of key on or are you turning the key on and then and then looking.
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Old Sep 20, 2019 | 06:27 PM
  #23  
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Originally Posted by Mbren1979
Upon initial key on the fuel pump will only be momentarily (one or two seconds) commanded to run to prime the fuel system. It will not constant run until the engine is running. Are you checking for voltage on the Green/White (pin 4) of the pump the moment of key on or are you turning the key on and then and then looking.
I was turning the key on then checked
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