HONDA P1166 code What is a Heater Circuit Fault (bank 1 Sensor 1)?

1998 Honda Accord ex I don't have a book for this car. the code reads P1166 Heater circuit fault ( Bank 1 Sensor 1 ) What and where is it. Thanks.

?2011-03-30T20:48:53Z

Favorite Answer

The P1166 code is for the primary O2 sensor or for the Air Fuel Ratio sensor.

The page below has a good diagram that should get you close on the location. The diagram is near the bottom of the page:

http://www.driveaccord.net/forums/showthread.php?t=2463

Anonymous2015-08-10T11:24:03Z

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RE:
HONDA P1166 code What is a Heater Circuit Fault (bank 1 Sensor 1)?
1998 Honda Accord ex I don't have a book for this car. the code reads P1166 Heater circuit fault ( Bank 1 Sensor 1 ) What and where is it. Thanks.

Anonymous2016-10-15T06:32:41Z

P1166 Honda Accord 2000