CEL Fuel Injector

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Jan 6, 2011 | 12:07 PM

#11

Tikker

Senior Member

Joined: 05-03-2007

Posts: 121

From: Port Orchard, WA

Quote:

Originally Posted by JJ_HHR

Code was P0300. They replaced the #1 Injector.

Fuel mileage had gone down, but I attributed that to moving closer to work, resulting on more city like driving. I had not seen a decrease in performance.

I'll have to see how it goes.

-JJ

How would they know which injector was a problem?
Maybe ChevyMngr could jump in here.

Jan 6, 2011 | 07:53 PM

#12

Don06

Senior Member

Joined: 04-14-2010

Posts: 432

From: Wisconsin

Quote:

Originally Posted by Tikker

How would they know which injector was a problem?
Maybe ChevyMngr could jump in here.

If it's like off road Diesel engines, they disable the injectors one at a time to see which one doesn't change the way the engine runs.

Jan 6, 2011 | 08:29 PM

#13

skyeglen

Senior Member

Joined: 01-15-2008

Posts: 265

From: michigan

Actually the code(s) will tell you. P0300 Engine Misfire Detected, P0301 Cylinder 1 Misfire Detected, P0302 Cylinder 2 Misfire Detected and so on.

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