After 200 miles I had it retested and still coming up with 1 code, which is. Both sensors were also replaced. Dealer suggested the gas cap wasn't tight enough and to tighten it till it clicks each time I fuel the car. I automatically assumed it was the turbo however, i ran the special emissions tool you can get at autozone and it is telling me this same exact code. Trouble Spots Climate control Description: Poor heater performance may be due to a defective thermostat. Am I destroying another expensive Cat. When I received the car, the check engine light was on and read, you've guessed it, P0420.
Now, today, P0420 code is on again!!! Natfisa My engine light just came on. I stuck an old rag in the end of my tailpipe while it was idling. It's showing the code P0420. I've been driving for 3 day since and the light hasn't turned back on yet. Repeat this a few times, and then clean out the connectors with the spray also. I read the previous posts and since the truck is only 4 almost 5 years old I've visually checked the catalytic converter and looked for exhaust leaks. So they cleared the code and said it possibly could come back again.
I'm not seeing anything online about this valve with the P0420 trouble code and would like to have this fixed myself well. You are getting normal fuel economy. Plug in scan tool , emission status now green, problems solved. I sautered the wires longer to reach. This article applies to the Toyota Camry 4th, 5th, and 6th generation 1997-Present. I have Honda civic Lx 1998 and yesterday the engine check light was on while driving.
They replaced the converter and cleared the light and so far after more than a week and about 300 miles the light has not come back on again. However, when I drove the car hard, it would rev up to 5000 rpms and would not shift unless I let off of the gas a little. I saved lots of money and hopefully you will to. I have a 1996 ford exployer sport v6 4. FordNut answered 4 years ago P0420 I am guessing. Cleared code and light stayed off for abt 30 miles, then came back on. Funny how it is illegal for a junk yard to sell a cat-converter.
It Cleans Catalytic converters and O2 Sensors. I appreciate any help anyone can give me. P1135 Air-Fuel Sensor Heater Circuit Response. And within 20 days it's showing the check engine sign. Today after a drive I sat in a yard and noticed my long fuel trim went up to 40% then finally back down to 23%. I took it back to the muffler shop and had them replace the cat under warranty even though they gave me a hard time, saying the would do it but only this time!! Engine Performance problem 1997 Toyota Tercel 4 cyl Four Wheel Drive Automatic My car would not start yesterday my father in law cleaned the battery and put it back and it worked, but today when I turn on the car, the check engine light is on. One thing also that people have to have in mind is that L2 sensor corrects what L1 misses, so if the L2 is not working properly this most likely would fire up the Check engine light.
The car seems to have slight miss when running. If so, it indicates that the trouble area has not been repaired correctly. My truck is only 5 months old and just recently had a Flowmaster muffler installed at my local speed shop. I took it back and they stated it was now a P0420 code which was the catalyst and I needed to take it to Ford because it was under warranty mandated by the State. I can sell you some if you need it.
Ill fix and let all know. Let you know if it comes back on. The check-engine light only comes on when there is a problem with the vehicle's emissions system or other system components of your Corolla. Your help is greatly appreciated. Check engine light kept coming on. This motor has 98,000 on it and is sporting a generic catalytic converter. Maybe I need to torque them down more.
Thx for the help on this guys!! This is caused by a slow leak in her valve stem seals. I still got 30mpg on the road and the car ran fine. I have 190 and 197 that I recently posted. I had a tool to check the codes and clear them, I cleared the code and it would come on again, sometimes after a week or more. P0156 Heated Oxygen Sensor Circuit — Bank 2 Sensor 2. The rear o2 sensor fluctuates between. But fortunately I didn't accept their decision because that was a huge expense.
The Check Engine Light won't flash for me. I could not afford it so I parked the car and started saving money. I have a 2003 Buick LeSabre custom with a 3800 V6 engine. To save time and money, the 1st thing I suggest you all do is buy 1 can of carb cleaner. They did not do anything further than read the code. My check engine light was still on so he asked me if my van uses alot of oil he said that's your problem he said the half burnt oil sludge gets caught in your catalyst converter and your cat is clogged from this oil burning problem Blow by. Now I am back at square one.