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:
P0171 + Really bad fuel economy
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12-03-2012, 11:22 AM
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4
swpshgnwgn
Scooby Specialist
Member#:
150494
Join Date:
Jun 2007
Chapter/Region:
SCIC
Location:
All over Orange County
Vehicle:
11 WRX
SWP Torqued Stg II
Could be a few things. Post MAF leak, bad/dirty MAF sensor, pre-O2 sensor leak, dirty fuel filter. I'd start with eliminating some of those issues and then go from there.
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