2003 Honda Accord code P2251 and P0138

2003 HONDA ACCORD
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NABEEL
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  • 1 POST
Engine Mechanical problem
2003 Honda Accord 6 cyl Front Wheel Drive Automatic

My car has 47K on it and the check engine light came on on the code reader it gives 2 codes first p2251 and then p0138 I would like to know the location of these o2 sensors.
Jan 4, 2009 at 3:41 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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KHLOW2008
  • AUTOMOTIVE REPAIR CONTRIBUTOR
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Hi nabeel, DTC P2251: REAR A/F SENSOR (BANK 1, SENSOR 1) VS LINE HIGH VOLTAGE DTC P0138: REAR SECONDARY HO2S (BANK 1, SENSOR 2) CIRCUIT HIGH VOLTAGE (2005-2007 MODELS)


https://images.2carpros.com/forum/automotive_pictures/192750_CompLoc03Accord04_1.jpg


https://images.2carpros.com/forum/automotive_pictures/192750_CompLoc03Accord05_1.jpg

Jan 10, 2009 at 8:38 AM
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