2003 Camry: Engine light on. Code P0420 oldoak2017-08-22 20:27:20

Recommend to replace catalytic converter------reflash ECM.

The catalytic conveter costs $1300. 

What should I do? Replace it, or sell the car? 

Thanks.

 

先查一查Catalytic Converter的温度；跑了多少麦？

为啥要Reflash ECM?

> 140,000. Thanks.

"Recommend to replace catalytic converter------reflash ECM." fro

How much should I pour the lacquer thinner in the gas tank? Than

If I do not fix it, what would happen?

应该是忽悠，只需要Clean code

半箱油，一加仑

Try a cheap fix first . Search p0420 fouler

You can leave it and drive. No big deal. But can not pass annual

if state does not ask for inspection, continue to drive.

我的车有过，卖了几罐 lacquer remover 在油箱快没油的时候加入，高速开20-30分钟，就没了。旧车让人长知识，

Agree w the fouler approach. Just install one to the offense se

换掉air filter, 可能太脏了，产生同样的code

他说坏的输出温度高于输入温度，没说错吗？

不是忽悠，定时是有参考旧数据的。

理论上是，老车实际上开一阵子就更新了

Cat converter

Thanks everyone! I will try the lacquer thinner 1st and let u kn

“开一阵子就更新了 ”没错