P0031 Diagnostic Trouble Code Discussion for February 2009
Air Fuel Sensor (Bank 1 Sensor 1) Heater Control Circuit Low Voltage
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| Help Request | Posted | |
| 2001 Dodge Dakota SLT 5.9L Excessive Emissions, Poor Idle Quality, Stall, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1B7GL2AZ41 P0031: Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Control Circuit Low Voltage. good morning everyone, this truck came in barely running. soon discovered the pre-cat on left bank had restricted the exhaust so it was replaced with no change. check o2 activity with our modis, it was running rich and o2 activity was slow to none. replaced bo... |
February 06, 2009 | |
| 2004 Toyota Camry LE 3.0L MIL Lamp on VIN: JTDBF32K94 P0031: Air Fuel Ratio Sensor (Bank 1 Sensor 1) Heater Circuit Low Input. 2004 Camry V/6 3.0 liter has a check engine light for the AFR sensor Heater Cicuit and cam position "A" Acuator Circuit. Tech replaced AFR sensor and code came right back.I told the customer I will get on iATN and see if anyone else has seen this probl... |
February 23, 2009 |
