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Lisa Posted on Oct 09, 2017
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Changed the fuel pump in my 2003 mitshubishi galant and it is still not getting fuel. Could it be that my computer is not letting it? How do I figure out how to make my computer to let it get fuel?

This all started when my husband changed my heater core. After he put everything back together, it wouldnt start. Turned out my immoblizer wasn't hooked up right and now the fuel pump wont come on and there is power going to the fuel pump. Im begging for help i know it has to be something simple cause it was running just fine when i parked it

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James clark

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  • Expert 78 Answers
  • Posted on Oct 09, 2017
James clark
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Try this, disconnect your battery for about 4 hours and put together the terminals that go from your car to the battery, do not touch the battery! ONLY have the terminals from your car, the ones going to your motor touch each other. I repeat do not touch the battery, you don't even need the battery to be in your car while you do this. and that should reset your computer. to me it sounds like immobilizer has gone into a security mode. try it, it wont hurt. you might need your stereo code because it will be on anti theft after disconnecting the battery, most of the time you will find the code somewhere in the glove box.

pls vote.

5 Related Answers

Anonymous

  • 1 Answer
  • Posted on Jul 19, 2008

SOURCE: 2003 galant wont start

Your timing belt might have busted. Mine did that in November of 2007.... I had to replace 2 of the 4 cylinders, along with the timing belt and housing. Total cost was a little over $1700.00

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Anonymous

  • 1586 Answers
  • Posted on Aug 05, 2008

SOURCE: The fuel pump has been

Chances are the fuel pump relay has died, and the bypass switch is turning it on in the absence of the relay. Replace your fuel pump relay and you should be able to get rid of the bypass switch.

david fields

  • 80 Answers
  • Posted on Feb 23, 2010

SOURCE: Hello, I have a 96 mitsubishi galant es that wont start

could be the crank sensor, you need to check spark and fuel delivery, if you have fuel then its got to be the high tension side of things that are wrong, does this model run off a coil pack for the ht, could be that, you said you change the alternator, check connections at the rear of alternator, this could be the supply for the ht etc,good luck.

Anonymous

  • 2309 Answers
  • Posted on Apr 23, 2010

SOURCE: 1991 Mitsubishi Mighty Max 2D 4X4 V6 3.0L No Start.

you can get pressure specs from your local parts dept, and check injector signal with a noid light

Anonymous

  • 523 Answers
  • Posted on Apr 25, 2010

SOURCE: No Fuel??? Not starting.

You have fuel flow but the question now is are the injectors pulsing. Given the year of the truck my gut says your ECU, Engine Control Unit, has failed. Mitsubishi had issues with the capacitors in their early 90's cars, trucks SUVs. I have been thru this with two monteros and one 3000GT, very common. To check your injectors rent a set of NOID lites from Autozone our such. Remove an injector plug and itstall a noid light. Turn the engine over, if no flash, no pulse. Remove the ECU and carefully open it up. Look for the capacitors, there should be 3, look under the capacitors on the board; if there is a grease like substance, often time it has a green hew to it, then the capacitor(s) have failed. It may be possible to replace the capacitors or simply purchase a rebuilt ECU. Be ceratin the MD number matches on the new unit.
Please let me know your results and if this had assisted you.
Thanks, Tom

Testimonial: "Thanks! I will try your ideas and get back to you shortly!!!"

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Related Questions:

0helpful
1answer

Why is no fuel getting to the injectors?

Check the Fuel pump

2003 Mitsubishi Galant Repair and Maintenance - RepairPal

repairpal.com > Cars > Mitsubishi > Galant
Information on the 2003 Mitsubishi Galant, including known problems, recalls, user ...2002 Mitsubishi Galant ... it will crank but not start not getting any spark or fuel what can you suggest. would like . ... The fuel return line fitting at the fuel pump may be restricted, causing excessive fuel pressure in the fuel injection system.
1helpful
1answer

Engine starts then die when idling, changed fuel pump and also magnets (COILS)

I had the exact same problem with my 2003 Galant. The above solutions may be correct but try some other things first.
1) start car and with engine idling turn on the AC. If the rpm's drop and don't come back up or the car dies, it is probably a dirty max air flow sensor. This is an easy fix even for a novice. Many you tube videos to show you how to clean.
2)check spark plug wires and boots. Cheap solution and a likely culprit.
3)Is your service engine soon light on? Could be an emissions problem. If you are able to drive the vehicle and notice that even at highway speeds you slow down with pressure on the accelerator you may have to replace something in secondary emissions control. Not likely.

If it is a vac. hose leak you should be able to hear it and locate it with your hood up and engine running.
0helpful
1answer

2003 Galant fuel pump ground problem

Power to the pump is provided by the relay for the first 3 or 5 seconds to build pressure back up to start. Once the 5 seconds are past, the relay is grounded by the computer IF it sees oil pressure or crank signals. This helps prevent a fire if the car is in a wreck.
If it still won't start with the pump relay bypassed, you would check for spark and see if the computer is getting a crank signal.
0helpful
1answer

I was deppressurizing the fuel system in a galant 2003 2.4L 4 cylinder engine. pulled the fuel pump relay then put it back in correctly Car wont start. both relays r good fuel pump does Not turn on at all...

disconnect the battery, this should reset the computer.Make sure that you have the radio code for the anti-theft and know how to reprogram it(enter the code0 Good Luck Tim
0helpful
1answer
0helpful
1answer

My car mitshubishi galant 2000- 4 cylinder. once

SOUND LIKE BAD COOLANT TEMPERATURE SENSOR IT WILL CAUSE HARD TO START PROBLEMS WHEN ENGINE HOT.
2helpful
1answer

I am having my timing belt changed at 120,000 miles. Should I have my fuel pump replaced at the same time

No, Fuel pump is somthing that is a fix when broken kinda thing. I would however suggest a fuel filter and fuel injection cleaning
1helpful
1answer

Does the 2003 galant mitsubshi have a fuel filter . The fuel pump was replaced and it still not getting gas

Yes, it has a fuel filter, and if after you replace it you still have trouble, you might want to do a series of tests.
  1. Check that you actually have power to the fuel pump. You can do this by taking the plug off the fuel pump and, turning the key to the on position, testing the plug with a volt meter.
  2. Prime the fuel rail. There's a bolt in the rail that will let the air out when twisted.
  3. Have the fuel injectors cleaned.
  4. Check for blown fuses.
The problem with fuel is that there are many sensors that can trigger the computer to shut down fuel system. For instance, some models will shut down the fuel system if there is low oil pressure to save the engine. If all else fails, taking the car to a mechanic may be the only thing you can do.
0helpful
1answer

I WAS ACCELORATING AT 30 MPH WHEN MY 2003 GALANT SUDDENLY DIED, IT WILL CRANK BUT WILL NOT START. WE'VE REPLACED THE FUEL PUMP BUT IT STILL WON'T START.

if you have no spark then its a crank sensor issue or ignition module.
What you could of done was sprayed some brake cleaner in the throttle. If it still did not start then you would of know the problem was not the pump. This is a trick we use to figure out if its a fuel issue or spark issue.
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