Question about 2003 Cadillac CTS

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My engine light is on told it was oxgen sensors is that right

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If they connected a scan tool to it and retrieved the error code from the computer and thats what it told them more than likely it is. Depending on what code it threw it could be something causing it to throw O2 code.

Posted on Sep 13, 2009

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Posted on Jan 02, 2017

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What is bank 2 sensor 1?


You must have v-6 or v-8 engine , bank determents the side of the engine and on yours bank 2 is the passenger side, an sensor 1 denotes before the catalytic converter .You vehicle has three o2 sensors ,two before the cat an one after .Up stream means before catalytic converter. / downstream after the catalytic converter .

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Check engine light came on on my 2006 jeep comammad..code p0058 came up. which said number 2/2 oxgen sensor heater ckt high so i replace it. tried to reset check engine,


Hi there:
You are right, DTC P0058 - HO2S Heater Circuit High Voltage Bank 2 Sensor 2

As far as replacing them, the only thing that has me wondering about a wiring issue. Keep in mind that power comes directly from the engine computer. Either the wires are broken or the computer is bad.

Aditionally, in THIS LINK could fin other descrtipion test and details procedure.

Hope this helps; also keep in mind that your feedback is important and I`ll appreciate your time and consideration if you leave some testimonial comment about this answer.

Thank you for using FixYa, have a nice day.

Aug 21, 2012 | Jeep Cars & Trucks

1 Answer

Check engine light came on on my 2006 jeep comammad..code p0058 came up. which said number 2/2 oxgen sensor heater ckt high so i replace it. tried to reset check engine,


Hi there:
You are right, DTC P0058 - HO2S Heater Circuit High Voltage Bank 2 Sensor 2


As far as replacing them, the only thing that has me wondering about a wiring issue. Keep in mind that power comes directly from the engine computer. Either the wires are broken or the computer is bad.



Aditionally, in THIS LINK could fin other descrtipion test and details procedure.


Hope this helps; also keep in mind that your feedback is important and I`ll appreciate your time and consideration if you leave some testimonial comment about this answer.

Thank you for using FixYa, have a nice day.

Aug 21, 2012 | Jeep Cars & Trucks

1 Answer

WHEEL SENSOR LIGHT STAYS ON. AIR OR OXGEN HAS


there is a very small hidden button under the steering wheel that will reset the wheel sensor. it doesn't even have it in the manual, i just found it by accident when i was looking under the seat for something.

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1 Answer

1995 mercury surge when stop at red light


do not replace the computer. clean the MAF sensor carefully first. tehy ge coated with varnish and screw up the fuel mixture. It is on the air cleaner hose.
Go to this site for instructions

http://autos.groups.yahoo.com/group/villagerquest/

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