2001 Toyota Tundra O2 Sensor Bank 1 Sensor 1

This code is supposed to let you know that there is an issue with the wiring or harness going to the sensor or the sensor itself is bad.

2001 toyota tundra o2 sensor bank 1 sensor 1. Oxygen sensor heater control circuit gm wiring diagrams part 1 front test universal o2 diagram help ih8mud forum code 21 28 1999 toyota rav 4 diagnosing wire harness me up my new f air fuel and diagnosis 2000 solara electrical problem ainulot tacoma world how to. Bank 1 Sensor 2 is the second sensor on the engines exhaust pipe usually behind the catalytic converter. Always verify 1 cylinder location prior to diagnosis and repair.

Get a Denso or Delco if possible Denso is most likely the company who makes the OE sensor. Check engine light on my 02 toyota tundra stays on. Bank 1 is the bank where cylinder 1 is.

OEM Toyota sensors are manufactured from quality materials that will last as long as the original unlike aftermarket parts. Cant find bank 1 sensor 1 oxygen sensor on a 2001 toyota tundra locating exactly where the o2 sensor is. From what I understand it is the O2 sensor bank 1 sensor 2.

Diagnostics say I need to replace heated oxygen sensor bank 2 sensor 1. 2001 blue tundra access cab I have a 2001 47l and I had a CEL code for the bank 1 sensor 1 since I bought the truck In December. 2013 NBM AC 40 4x4 Auto OR.

On Bank 1 means it is at the engine side with cylinders 1 3 5 7 etc. Bank 2 sensor 1 pre catThe expensive dealer part is 89467-0c010 but I used a DENSO. Quick how to on changing airfuel ratio sensor on a 2007 Sequoia.

Sensor 1 S1 refers to the sensor that is located before the catalytic converters. I know it - Toyota 2001 Tundra question try this ALLDATA Editors Note. Commented Jan 1 2013 by anonymous.