Toyota - Corolla :: 2004 - Check Engine Light On / Oxygen Sensor Faulty

I have a 2004 Corolla with a Check Engine light on. The Toyota dealer diagnosed this as: "Oxygen Sensor Bank 1 Sensor 1 - slow to respond".

The diagnostic code is PO133. Elsewhere, I find that this code indicates:

The oxygen sensor is faulty.
The wiring to the sensor is broken / frayed.
There is an exhaust leak

Haven't noticed exhaust leakage, and I doubt the wiring is faulty.

1) Where is sensor 1?
2) Do I really need a new sensor, or can I clean the old one?

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Golf V R32 :: Check Engine Light On - Oxygen Sensor Fault

I recently bought my new (For me) R32, the first owner of the car remove the 2 catalyst from the car and now I have the check engine light on. When my friend put the vagcom on the car it shows an oxygen sensor fault. What can I do to fix this? can I just buy a MagnaFlow exhaust?

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Dodge - Caravan :: Check Engine Soon Light Appeared - Oxygen Sensor

The "check engine soon" light appeared yesterday on this nice running 1997 van with 167K. An auto parts store code check indicated a problem with the oxygen sensor. Is this something I can replace myself--a lightweight shade tree mechanic? I never seem to have any luck asking questions on the Mopar website.

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Toyota - 4Runner :: Check Engine Light On - O2 Sensor Bad

1989 toyota 4runner. O2 sensor is bad and has the check engine light on. No need to spend $100+ on the sensor. Is there a way to disable it so the light goes off?

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Camry 2012+ :: Toyota LE - Fog Light Switch Always Illuminated?

I just recent bought a 2012 Toyota Camry LE and it seems to have had fog lights installed (not stock ,as far as my research has proven) and the LED on the switch is green and never shuts itself off. I'm not sure if this is normal. I have a decent mechanical background and never see anything other than security lights on when the key if off and out of the ignition. Seems like it may be a little wrong wiring. I checked the DIY OEM install of the fog lamps, but nothing there stood out to me as a cause for the light to remain on.

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Camry :: 2009 - Check Engine Light Is On And O2 Sensor Dead

My 2009 Camry check engine light is on. Dealer said the two O2 sensor both are dead and need to replace. After dealer reset the check engine light I have driven two days for 50 miles and the check engine light doesn't come back. If the O2 sensor is bad how long does it take for check engine light on again? Is it possible the check engine report on by mistake since two O2 sensors got bad at the exact same time is really rare.

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Camry :: Check Engine Light Is On For Bad Knock Sensor In Bank 1

Wife has a 08 solara 2.4 auto. Check engine light is on for bad knock sensor in bank 1. Now car is not pulling itself, it takes off fine then shifts and falls on its face, I think its missing 2nd and going to 3rd. It is also not shifting into 5th so its staying in 4th and using a lot of gas. I tried manually shifting but it still goes to 3rd and will not go to 5th. I have been told this knock sensor could be causing it all. Cant clear code, I hit clear but nothing happens. We don't have a lot of money to pay the Toyota dealer to fix it and I can do all the work but they wont even show me where the knock sensor is.

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Toyota - T100 :: Check Engine Light On Due To Faulty Emission Evap Control Pressure Sensor

Engine runs perfectly but "check engine" light" stays on due to faulty Emission Evap control pressure sensor (P/N; 89460-0w020). Problem is Toyota no longer makes this part and there is no after market for it. It appears I may have to "junk" a perfectly good truck.

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Camry :: 2005 - Check Engine Light Is On / Code P0138 (Rear O2 Sensor)

My 2005 Camry check engine light is on. The trouble code is P0138, bank 1 sensor 2 oxygen sensor. Engine is the 2AF-ZE. Not a California emission car. Car is Japan built. It has two O2 sensors. What is the correct OEM part #? I believe it would be a Denso?

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Camry :: 2006 - Check Engine Light Came On - Code P0032 For Upstream O2 Sensor

This issue pertains to a 2006 Camry LE 4-cyl.

My check engine light came on - code P0032 (upstream O2 sensor). I bought a new sensor from O'Reilly Auto Parts. After installing the new sensor, the car would jerk while accelerating. This continued to happen until roughly 30 miles or so when the engine light came back on and the jerking stopped! I re-scanned the car and it showed the same error - P0032. I then erased the code, and the jerking issue resumed.

I assumed this was caused by a faulty O2 sensor. I returned and got another one. Same issue.

Is this the result of not getting an OEM sensor from the dealer? Or is there something else I should be worried about?

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Volvo - S40 :: 2004 - Check Engine Light Illuminated

My mothers 2004 Volvo S40 (original body style) has an illuminated check engine light. Dad took it to their local dealer. Unable to get a code from the cars computer and guessing the problem might be with the fuel filler cap seal, the dealer sold them a new fuel filler cap, offering them a refund on the cap should that solution not work. It did not.

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Prius (Gen 3) :: Knocking Starts - Check Engine Light Is Illuminated

I just made my first payment last friday and today my check engine light is illuminated. I did have one of those awful cold, knocking starts the other day!

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Toyota - Camry :: 2000 - Check Engine Light Never Comes On

I have a 2000 Toyota Camry that has a unique problem. The Check Engine light NEVER comes on even when first starting the car. I have access to a scanner and know that the car periodically throws a catalyst code but the light never comes on. I just assumed that the bulb was burned out.

Today while solving a non-working clock issue I had to take the instrument cluster to get to the clock. While I had it out I decided to check the Check Engine Light bulb. It looked fine so I took I replaced it with a bulb that I knew worked fine. Again, nothing. The bulb doesn't light at all. About 4 weeks ago my timing belt broke while driving (non-interference motor) and it threw a code for the camshaft position sensor but again the light never came on.

Why the light never comes on?

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Honda - Civichybrid :: 2008 - Check Engine Light Illuminated And Car Would Not Move At All

I have a 2008 Honda Civic Hybrid with 95,000 miles. Today I drove to the top of Trail Ridge Road in Rocky Mountain National Park (this is at about 11,500 feet). At the top I was attempting to parallel park and the trouble began. I slowed and stopped the vehicle and shifted in to reverse. I put my foot on the accelerator to back up and the car started rolling forward. I looked at the gear indicator and the R was lit up but the D was also lit up and the Check Engine Light had illuminated and the car would not move at all. I shut off the vehicle and turned it back on and was able to shift in to Drive and drive away but the Check Engine Light was still on. No other problems with the driving, car sounds and feels the same. I drove off the mountain back in to the Denver area without any problems and was able to parallel park. Check Engine Light is still on - what might be going on. I do need an oil change shortly, but I don't know if that would cause these issues.

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Toyota - Camry :: 2002 - Check Engine Light Went Out / No Codes

Car: Toyota Camry 2002 .. Mileage: 150K

Symptom:Check Engine light went on a few days ago.

Checked codes and got these (3):

1) P0420
2) P1310 and
3) P0420 P ("Pending" ?)

I also checked I/M Readiness and got these suspicious-looking values:CAT: NOT RDYEVAP: NOT RDYO2S: NOT RDYH02S: NOT RDY

NOTE all the other I/M values were N/A

Researching the Codes, it sounded like Ignition, and possibly the O2 sensor on the Catalytic Convertor. I had just had some engine work done by the dealer -- actually, replaced spark plugs -- so I figured to go back and bitch him out for screwing up my car.

A few days later, before I could engage my Rage, I went back and re-scanned. First I noticed the CEL was now OFF. Scanning, I now I get "NO CODES", and all the I/M values are now N/A; No more "NOT RDY".

What do you all make of this? Should I be concerned now that the CEL is Off, and I get No Codes with a scan?Or maybe I should take it to AutoZone for their free CEL diagnosis -- would their machine be more thorough than mine (Autel MaxioScan 300)??

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Toyota - Camry :: 2000 - Check Engine Light Codes

I had my 2000 Toyota Camry with 133,921 miles on it seen because of the check engine light.The codes obtained at the repair shop were:

P0136: Oxygen Sensor CKT Malfunction Bank 1 Sensor 2
P0446: Evap Control system Vent CKT Malfunction

They then ran a smoke test and found that the charcoal canister was leaking and needed replacement. The mechanic said that not doing the above would not affect the car's performance or its safety but it would not pass inspection with the check engine light on and with those codes.

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Toyota - Camry :: Check Engine Light Came On For Code P0446

2001 Camry 4 cylinder. Check engine light came on yesterday. Advance Auto pulled out the code P0446 for the evap. emissions system vent circuit.

The car has no symptoms other than this and is current on all maintenance, but obviously it is a 10-year old car and so it goes.

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Toyota - Camry :: 1997 - Can Check Engine Light Burn Out?

My check engine light kicked on about 6 months ago. The code was for the catalytic converter, which I did not replace because it is less than 2yrs old. It would go on and off intermittently, and for the last week it has remained off. All the other dash lights work fine, and I know it's not the fuse...

'97 Toyota Camry, 231,000 miles.

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Camry :: 2003 - Faulty Air Fuel Oxygen Sensor

I thought this strange occurrence I am about to describe was maybe happening because of a faulty air-fuel oxygen sensor, that I knew was bad do to a code test that was done, when my check engine light came on. However, after changing the air-fuel oxygen sensor, doing a reset on my check engine light over the weekend, this same occurrence is happening, to spite the check engine light remaining off. Here is what is happening.

When I start and drive it to normal driving temperature then put the car in "Park" with nothing turned on, the car will shake the idle speed will move up and down until it will eventually kill.

Special Note: It does not always have a idle drop and kill the engine every time. If I turn the A/C on in "Park" it idles up higher and does not ever kill. Could it be a bad Idle Air Control Motor?

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