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sarguy01 · 09-29-2010, 07:59 PM

I have a 2006 Pacifica with 63k miles. The exhaust smells like gas after a cold start.

Anyone have any suggestions for what I should check? O2 Sensor? Leaking injector?

Maybe its normal? It makes me cringe knowing I am running rich and wasting gas.

09-29-2010, 07:59 PM	#1 (permalink)
sarguy01 Master EcoModder Join Date: Jan 2010 Location: Virginia Beach Posts: 468 Mazda5 - '12 Mazda 5 90 day: 25.22 mpg (US) Big D - '11 Dodge Durango Crew 90 day: 18.75 mpg (US) Thanks: 86 Thanked 87 Times in 54 Posts	Running rich after cold starts. I have a 2006 Pacifica with 63k miles. The exhaust smells like gas after a cold start. Anyone have any suggestions for what I should check? O2 Sensor? Leaking injector? Maybe its normal? It makes me cringe knowing I am running rich and wasting gas.