P0051 Diagnostic Trouble Code Discussion for July 2009
Air Fuel Sensor (Bank 2 Sensor 1) Heater Control Circuit Low Voltage
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| Help Request | Posted | |
| 2002 Nissan Sentra CA 1.8L MIL Lamp on VIN: 3N1CB51D52 P0051: bank2 sensor 1 heater. replaced o2 sensor light came back on took to dealer for my customer think the problem is a bad ECM. delaer said it has a bad o2 so I get it back and re-check everything I have a good ground I have 12-volt from the fues and the return signal is switching. I in... |
July 14, 2009 | |
| 2007 Toyota Sienna LE 3.5L Excessive Emissions, MIL Lamp on VIN: 5TDZK23C67 P0051: Air Fuel Ratio Sensor (Bank 2 Sensor 1) Heater Circuit Low Input. Hi I have a 07 Toyota sienna van with p0051 and a p0158 and p2197 codes I have no toyota info and have no idea where to start. Looks like I should replace the Bank 2 sensor 1 AFR sensor. Does anyone have any service info on these codes? Thanks Jason |
July 17, 2009 |
