2003 Harley Davidson FXST Softail Standard Logo
Anonymous Posted on Mar 14, 2009

Fuel Pump(EFI)and lights non-functional, ignition o.k.

All fuses I know of are o.k.-bike will fire on starter fluid. Trouble started with a dead battery, but when I recharged, a series of flashes appeared on the panel light-happened only once. Did I accidentally activate some sort of anti-theft circuitry? ALso put power directly to fuel pump connector, pump works fine.  Really think it was disabled somehow by ECM.

  • Anonymous May 11, 2010

    I dont know what your problem is....but DONT DONT DONT use starter fluid on a harley..... it can crack and aluminum block

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Anonymous

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  • Posted on Aug 16, 2009
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Check your relay for the fuel pump, make sure you are getting power to fuel pump connector (outside of tank). Check for fuel flow when pump is on, ( remove tank to fuel rail line from intake side)be carefull this results in a good fuel stream that may go everywhere. Oh yeah and no smoking. Hope this heps as it sounds like the pump is not getting poweror you have a blockage somewhere.

JP

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Anonymous

  • 83 Answers
  • Posted on Dec 12, 2008

SOURCE: Fuel Pump(EFI)and lights non-functional, ignition o.k.

They do have the scanalyzer and it also has the ability of resetting your ECM back to operating condition. By default there is a tamper device in the ignition that will disable the bike. To my knowledge you must take it to a dealer to have the computer reset. The reason being is if you could DIY then there would be no reason to have the anti - theft device. Sorry for the bad news but you are right on target with whaat is wrong. Now for a work around in the meantime, perhaps you can buy a electric fuel pump and hard wire it from your battery, bypass the factory electronic one and use the new one until you can get the bike to the shop for the quick fix. It only takes them a few minutes to fix it. I would take your registration and proof of ownership because they are mandated by law to verify you are the owner. At least where I live they must do it.
Good luck!
RSelvy

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Priority Action Part Type Cause
1 Inspect Choke - Stuck or Improperly Functioning Choke.
2 Inspect Fuel Filter - Clogged or Dirty Fuel Filter.
3 Inspect Fuel Pump Relay - Faulty Fuel Pump Relay.
4 Inspect Fuel Injector Pressure Regulator - Faulty Fuel Injector Pressure Regulator.
5 Inspect Fuel Pump - Low Fuel Pressure.
6 Inspect Engine Control Computer - Incorrect Operating Information Being Delivered and Sent From The EEC.
7 Inspect Fuel Pump Strainer - Clogged or Dirty Fuel Pump Strainer.
8 Inspect Ignition Switch - Improperly Connected or Faulty Ignition Switch.
9 Inspect Battery - Battery Discharged or Faulty.
10 Inspect Battery Cable - Coroded, Broken, Shorted or Poorly Connected Battery Cable.
11 Inspect Solenoid - Starter Solenoid Faulty.
12 Inspect Starter - Starter Motor Faulty.
13 Inspect Wireset - Worn or Damaged Spark Plug Wires.
14 Inspect Ignition Coil - Faulty Ignition Coil.
15 Inspect Distributor Cap - Loose, Cracked or Worn Distributor Cap.
16 Inspect Spark Plugs - Incorrectly Gapped or Fouled Spark Plug(s).
17 Inspect Distributor Rotor - Loose, Cracked or Worn Distributor Rotor.
18 Inspect Fuel Tank - Fuel Tank Empty.
19 Inspect Carburetor - Worn, Faulty or Damaged Carburetor.

The fuel pump strainer is a sock-like strainer in the fuel tank on the input side of the fuel pump designed to protect the fuel pump by straining out any debris in the tank (similar to the way that the fuel filter protects the engine/fuel injectors/fuel pressure regulator).
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well the first part of your question i was all ready to tell you to put a new fuel pump in, now not so sure, there is a relay for fuel pump, can you hear pump cycle and relay click? relay under hood you will have to listen close they don't run long maybe a couple secounds, if you don't relay bad. if you do pump could be bad, do fuel pressure test pump could be weak. don't think sunroof and turn signals are related, but stranger things have happend.
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Fuel Pump(EFI)and lights non-functional, ignition o.k.

Hi and welcome to FixYa,

Appreciate the headsup Toyota ED. I had a discussion with an HD rider/shop owner here in my country and with your indulgence, may I share his thoughts and my inputs:
  • if it were alarm induced power shutdown to the fuel pump, most likely the starter button will also not work (depends on the model/version/region of intended use);
  • there was a TSB (Technical Service Bulletin) for the upgrade of the fuel pump. The updates would have a letter "A" after the part number;
  • there is a feature called "Storage Mode" involving the use of signal light switches and the key FOB. It might have been inadvertently activated;
  • if it were an alarm induced problem, there would be no spark and would be audible;
  • often found issue with similar symptoms is a corroded fuel pump relay or its terminals/connectors. Might as well clean the entire fuse/relay box and apply electrical grease.
And agree with TE that Rselvy would be in a better position to be of more information.

Good luck and Thank you for using FixYa. Happy Holidays.
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