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P0420 TOYOTA Catalyst System Efficiency Below Threshold Bank
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Camry, V6: I have a 02 Toyota Camry, v6, with just over 200K
I have a 02 Toyota Camry, v6, with just over 200K miles. I got a P0420 code, and it was recommended that I replace the cat. I replaced the cat with one from an aftermarket retailer. Ended up it had a … read more
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This question is for Skyvisions: Hi Skyvisions, I am presently
This question is for Skyvisions: Hi Skyvisions, I am presently experiencing a problem with a 2006 Toyota Highlander with a 3.3L engine.It has a P0420 and a P0430 code.I read one of your posts where yo… read more
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Toyota Sequoia Limited: I have a 2003 toyota sequoia v8. the
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Toyota RAV4: My daughters check engine light is on for her
My daughter's check engine light is on for her 2001 Toyota Rav4 small SUV. I took it in to the Toyota service for analysis and they say it needs a catalytic converter, estimate $1,700. I am wondering … read more
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2001 Toyota Sienna: P0420 OBD II code..code P0420..Catalyst System
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Ron Z.
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Toyota prius: the found it P0420 Catalyst system..part number
i have toyota prius 2005when they check the cheking engine light the found it P0420 Catalyst system efficient below theshold bank 1 Pending i would to buy this part ,how can name it or what is the par… read more
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1999 Toyota RAV4: 000 miles..converter..my check engine light came on
Last month I had work done on the exhaust system of my 1999 Toyota RAV4 (the vehicle has appx 68,000 miles on it). My front pipe, converter, center muffler and rear muffler were replaced. About 3 week… read more
Marty
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1996 toyota tacoma: 4x4 2.7lliter check eng..lite..emission..muffler
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P0420..the car did passed emission days before the check engine light
I got check engine light on and the code on it is P0420 two days back.but the car did passed emission days before the check engine light appeared. Is this a serious problem.can i drive the car normall… read more
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2000 Sienna: Toyota..Autozone..emission..the catalytic converter
I need a response from a Toyota Auto mechanic familiar with 2000 Sienna check light code P0420: "Catalyst Efficiency Below Threshold Bank 1" which was obtained from diagnostic code readout tool from A… read more
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2001 Rav4: the check engine light recall..inspection..toyota
I have a 2001 Rav4 that has not been updated for the check engine light recall yet and failed inspection with error codes P0420, toyota +rav 4 check engine lilght recall0430, P1135, and P1155. can you… read more
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2003 Camry: check engine light came on two days..000 miles..exhaust
The check engine light came on two days ago in my 2003 Camry with 175,000 miles. Went to Auto Zone who gave me a code of P0420 - "catalytic system efficiency below threshold." I'm noticing some black … read more
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98 Toyota Camry: V6..Check Engine Light..oxygen sensor..comes back
I have a 98 Toyota Camry V6 and the Check Engine Light started to come on after the front exhaust pipe (including catalytic converter ) was replaced. A second catalytic converter was installed and a o… read more
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My Toyota Camry 2004 4 cyl got P0420 error code, I changed
My Toyota Camry 2004 4 cyl got P0420 error code, I changed Catalyst converter, does not work, still got same error, any idea?… read more
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99 toyota 4runner: Vehicle runs fine..pass smog..fault code
I have a 99 toyota 4runner with 170k miles. Vehicle runs fine, however, it is a Calif car that needs to pass smog. Unfortunately it is sending a fault code PO420. "Catalyst system efficency below thre… read more
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