P2251 Diagnostic Trouble Code Discussion for May 2008
Air Fuel Ratio Sensor (Bank 1 Sensor 1) Reference Ground Circuit Open
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| Help Request | Posted | |
| 2003 Honda Accord EX 3.0L MIL Lamp on VIN: 1HGCM66553 P2251: Air Fuel Sensor (Bank 1 Sensor 1) VS Line High Voltage. ... How does a person check/test the wide range air fuel sensor. The codes given say to do the p2251 test first. Can a person do a quick easy test of the sensor or does a person have to do the long exhausting process of accessi... |
May 21, 2008 |
