Problem

[DaynaD1977]

Replaced radiator fan now throwing codes o2 sensors and fuel problem although fuel pressure is good think it is the mass air sensor what's everyones thoughts

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[msp.ecoboost]

Nope, it's not the MAF! O2 sensor may have gone bad!?????

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[DaynaD1977]

Both

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[hotcobra03]

What were the code numbers

 

[01yellercobra]

Back track your work and make sure everything is plugged in.

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[DaynaD1977]

2196 2198

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[hotcobra03]

https://www.google.com/url?sa=t&sou...ggcMAA&usg=AFQjCNHCtYDjGHWr0RqxsfxRL5ufJj2mjg

 

[hotcobra03]

I would read thru here..

I'm thinking air filter area..loose ,not seated.plug for maf..

I'm assuming that's about the most you took off to replace fan..other than cooling system

 

[hotcobra03]

https://www.svtperformance.com/forums/threads/p0175-and-p0172-code.971859/

Page 2 has pinpoint test DC Maf sensor

 

[DaynaD1977]

Nailed it on the head what a dumbass I am air filter disconnected from mass air
Thanks for all the replies

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[hotcobra03]

Great..

Thanks for responding back with fix