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P1166 Diagnostic Trouble Code Discussion for April 2010

Heated Oxygen Sensor (Bank 2 Sensor 2) Minimum Voltage Monitoring

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Trouble Ticket Help Requests for DTC P1166
Help Request Posted
2002 Hyundai Elantra GLS 2.0L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: KMHDN45D42
P1166: Lamda Bank 1---Intermitent. This one is a 'lunch-eater' that we've got over 7 hours in to no avail. Vehicle idles roughly, has no power or acceleration, and only intermitently sets codes. Step on the accelerator at idle and it takes 5-10 seconds for engine to wind-up---just like a plugge...
April 05, 2010
1999 Honda Accord EX 2.3L MIL Lamp on VIN: JHMCG5658X
P1166: Lean Air Fuel Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction. ... on & code P1166(Heater circuit malfunction sensor one, bank one). I checked the old sensor and found 36K ohms resistance. I replaced the sensor and saw a small amount of smoke coming from the steering column area. I Checked the fuse which was intact. I...
April 06, 2010