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Code p0171&p0174 help!

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Old 01-11-2011, 08:01 PM
ken haukaas's Avatar
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Question Code p0171&p0174 help!
I understand that this Code means running too lean. It is a 2003 H2. Is this a common problem and where should I start to trouble shoot the problem?
 
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Old 01-11-2011, 08:14 PM
Easy Ed's Avatar
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Some reading material http://repairpal.com/OBD-II-Code-P0171-and-P0174
 
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