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Acceleration problem

Tiny
ROCOELHO
  • MEMBER
  • 2000 MITSUBISHI LANCER
  • 1.8L
  • 4 CYL
  • 2WD
  • AUTOMATIC
  • 25,850 MILES
Hi,

My car Mitsubishi Dion. It will not go over 2,500 rpm's.
Tuesday, December 11th, 2018 AT 12:42 AM

9 Replies

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 47,643 POSTS
Hello,

Is the check engine light on? It sounds like you have a clogged catalytic converter but to be sure lets run down this guide:

https://www.2carpros.com/articles/how-to-test-a-catalytic-converter

This guide can help as well:

https://www.2carpros.com/articles/engine-has-low-power-output

Please run down these guides and report back.

Cheers, Ken
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Wednesday, December 12th, 2018 AT 10:45 AM
Tiny
ROCOELHO
  • MEMBER
  • 6 POSTS
Hi Ken,

Note that check engine light is not on but I will try as per you explanation, and revert back to you.

Thanks
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Wednesday, December 12th, 2018 AT 8:44 PM
Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 47,643 POSTS
Please get back to me with the results.
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Friday, December 14th, 2018 AT 9:31 AM
Tiny
ROCOELHO
  • MEMBER
  • 6 POSTS
Thank Ken,

I will do that.
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Friday, December 14th, 2018 AT 10:34 PM
Tiny
ROCOELHO
  • MEMBER
  • 6 POSTS
Dear Ken,

Note that I have try to change the clogged catalytic, but still doing the same!
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Friday, December 28th, 2018 AT 10:11 PM
Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 47,643 POSTS
How is the fuel pump or fuel filter? Let's test the fuel pressure and fuel filter. here is a guide to help walk you thought he steps you can rent a gauge for free at the auto parts store:

https://www.2carpros.com/articles/how-to-check-fuel-system-pressure-and-regulator

this guide can help as well:

https://www.2carpros.com/articles/engine-has-low-power-output

Please run down these guides and report back.

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Saturday, December 29th, 2018 AT 11:12 AM
Tiny
ROCOELHO
  • MEMBER
  • 6 POSTS
Thanks ken,

The problem is I don't know the location of the fuel filter.

Mitsubishi DION 2000 Year 2005
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Sunday, December 30th, 2018 AT 11:10 PM
Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 47,643 POSTS
It should be back at the fuel tank, follow the fuel line from the tank to the engine.
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Monday, December 31st, 2018 AT 11:02 AM
Tiny
ROCOELHO
  • MEMBER
  • 6 POSTS
Thanks Ken,

I will do that and let you know!
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Tuesday, January 1st, 2019 AT 8:28 PM

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