Contour Enthusiasts Group Archives Forums General Troubleshooting P0174...need advice

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P0174...need advice #1326149 07/05/05 02:08 AM
Joined: Oct 2004 Posts: 319 Ottawa, Canada D dutchie_dup1 OP CEG\'er
OP dutchie_dup1 CEG\'er D Joined: Oct 2004 Posts: 319 Ottawa, Canada	Need some advice... I just had a CEL come on recently. I scanned the code and P0174 came up. System too Lean (bank 1). I checked the intake system for leaks etc, and all looks well. Throttle body is clean, MAF is clean. Would the next step be to replace the front upstream 02? Just wanted some advice before placing the order on the sensor. Car has 59,000 miles. Thanks!

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