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Joined: Jan 2004
Posts: 699
KULOD
Senior Member
KULOD Feb 23, 5:05pm - #109728 

Senior Member
00 Toyota Celica

Joined: Jan 2004
Posts: 699
LIL RHODY
Check Engine Light COdes

My check engine light went on and its codes 300 and 304, which is multiple misfires and #4 cylinder misfire. cry. What do you think may have caused this and what could I do to correct the problem, you think I should get new sprak plugs. By the way 00GTS6SPD
Joined: Jan 2004
Posts: 699
KULOD
Senior Member
KULOD Feb 23, 8:26pm - #109729 

Senior Member
00 Toyota Celica

Joined: Jan 2004
Posts: 699
LIL RHODY
Anyone???
Joined: May 2003
Posts: 5,346
spaztikid
dikitzaps
spaztikid Feb 23, 8:32pm - #109730 
dikitzaps
1974 Toyota Celica

Joined: May 2003
Posts: 5,346
LA
sparkplugs -- check them and if they're messed up replace them and make sure they are properly gapped.
Joined: May 2002
Posts: 6,007
isaac
ECelica Admin
isaac Feb 24, 12:08am - #109731 
2001 Absolutely Red Toyota Celica GT
ECelica Admin
2001 Toyota Celica GT

Joined: May 2002
Posts: 6,007
Los Angeles, CA
You will find exactly what you are looking for here...
https://www.celicahobby.com/gal3/tech_ShopMan1?page=5

(use the FIRST index image on page gallery 5 - the link i posted)

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It's not just your imagination...
Your day really does go by twice as fast while on EverythingCelica.com
Joined: May 2003
Posts: 5,346
spaztikid
dikitzaps
spaztikid Feb 24, 12:10am - #109732 
dikitzaps
1974 Toyota Celica

Joined: May 2003
Posts: 5,346
LA
P0300 Random/Multiple Cylinder Misfire Detected

P0304 Cylinder 4 Misfire Detected

check your plug for your fourth cylender
Joined: May 2002
Posts: 6,007
isaac
ECelica Admin
isaac Feb 24, 12:11am - #109733 
2001 Absolutely Red Toyota Celica GT
ECelica Admin
2001 Toyota Celica GT

Joined: May 2002
Posts: 6,007
Los Angeles, CA
Here is the exact solution to your problems...


go here and keep scorlling to the right - this is the detail page with how to diagnos/correct your celi's reported problem

https://www.celicahobby.com/gal3/tech_ShopMan1/celicashopmanual1_Page_266

[Linked Image]
It's not just your imagination...
Your day really does go by twice as fast while on EverythingCelica.com
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