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 Post subject: 2006 jeep liberty crd fuel mileage drop!!!!
PostPosted: Mon Mar 19, 2012 6:01 pm 
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Joined: Mon Mar 19, 2012 5:46 pm
Posts: 10
my 2006 jeep liberty crd was getting about 800 km to a tank of fuel, recently ive been getting about 450 to a tank. if anyone knows why please answer!!


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 Post subject: Re: 2006 jeep liberty crd fuel mileage drop!!!!
PostPosted: Tue Mar 20, 2012 12:56 pm 
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LOST Junkie

Joined: Mon Mar 24, 2008 10:26 pm
Posts: 757
Location: West Coast, Canada
Replaced your air filter lately?

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2006 Liberty CRD Limited

Provent @ 43,000 km
SEGR in progress
SAMCO Sport hoses @ 48500 km
Goodyear Wrangler Duratrac LT225/75R16


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 Post subject: Re: 2006 jeep liberty crd fuel mileage drop!!!!
PostPosted: Tue Mar 20, 2012 3:23 pm 
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yeah i did it about a three weeks ago and thought it would cure the problem but it didnt.


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 Post subject: Re: 2006 jeep liberty crd fuel mileage drop!!!!
PostPosted: Wed Mar 21, 2012 6:27 pm 
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Location: Akron, Ohio
Map sensor....probably needs a good cleaning.

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 Post subject: Re: 2006 jeep liberty crd fuel mileage drop!!!!
PostPosted: Wed Mar 21, 2012 7:39 pm 
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is the map sensor on the top of the intake manafold?


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 Post subject: Re: 2006 jeep liberty crd fuel mileage drop!!!!
PostPosted: Tue May 08, 2012 6:33 am 
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Joined: Fri May 04, 2012 9:30 am
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06liberty wrote:
is the map sensor on the top of the intake manafold?


Yes, almost at the back.

Did you manage to get the problem?


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 Post subject: 2006 jeep liberty crd fuel mileage drop!!!!
PostPosted: Sun Jun 17, 2012 11:08 pm 
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Joined: Tue Jun 05, 2007 11:24 am
Posts: 364
Location: Indiana
Thermostat?

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over 192,000+ miles
100k mile service performed
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 Post subject: Re: 2006 jeep liberty crd fuel mileage drop!!!!
PostPosted: Sat Jul 21, 2012 7:21 am 
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Location: Central Indiana
Could be EGR/FCV failure, definitely clean the MAP sensor.

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 Post subject: Re: 2006 jeep liberty crd fuel mileage drop!!!!
PostPosted: Sun Dec 09, 2012 6:42 pm 
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Joined: Mon Feb 06, 2006 12:24 pm
Posts: 902
How is the power? If power is reduced, consider a clogged DPF.

Could be almost anything....dragging brakes, diff's, low tire pressure, etc.. Good luck.


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