2003 Camry: Engine light on. Code P0420

來源: oldoak 於 2017-08-22 12:27:20 [] [舊帖] [給我悄悄話] 閱讀數 : (235 bytes)

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

The catalytic conveter costs $1300. 

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

Thanks.

 

所有跟帖： 

• 先查一查Catalytic Converter的溫度；跑了多少麥？ -soccer88- ♂ 給 soccer88 發送悄悄話 soccer88 的博客首頁 (211 bytes) () 08/22/2017 postreply 12:44:25

• > 140,000. Thanks. -oldoak- ♂ 給 oldoak 發送悄悄話 (0 bytes) () 08/22/2017 postreply 12:54:43

• 他說壞的輸出溫度高於輸入溫度，沒說錯嗎？ -chinomango- ♂ 給 chinomango 發送悄悄話 chinomango 的博客首頁 (248 bytes) () 08/22/2017 postreply 21:46:55

• 為啥要Reflash ECM? -biglow- ♂ 給 biglow 發送悄悄話 biglow 的博客首頁 (269 bytes) () 08/22/2017 postreply 12:45:09

• "Recommend to replace catalytic converter------reflash ECM." fro -oldoak- ♂ 給 oldoak 發送悄悄話 (286 bytes) () 08/22/2017 postreply 12:56:09

• 應該是忽悠，隻需要Clean code -soccer88- ♂ 給 soccer88 發送悄悄話 soccer88 的博客首頁 (0 bytes) () 08/22/2017 postreply 13:15:51

• 不是忽悠，定時是有參考舊數據的。 -chinomango- ♂ 給 chinomango 發送悄悄話 chinomango 的博客首頁 (0 bytes) () 08/22/2017 postreply 21:49:15

• 理論上是，老車實際上開一陣子就更新了 -soccer88- ♂ 給 soccer88 發送悄悄話 soccer88 的博客首頁 (0 bytes) () 08/22/2017 postreply 22:00:15

• “開一陣子就更新了 ”沒錯 -chinomango- ♂ 給 chinomango 發送悄悄話 chinomango 的博客首頁 (0 bytes) () 08/23/2017 postreply 21:43:09

• How much should I pour the lacquer thinner in the gas tank? Than -oldoak- ♂ 給 oldoak 發送悄悄話 (86 bytes) () 08/22/2017 postreply 13:03:24

• 半箱油，一加侖 -biglow- ♂ 給 biglow 發送悄悄話 biglow 的博客首頁 (79 bytes) () 08/22/2017 postreply 14:30:51

• If I do not fix it, what would happen? -oldoak- ♂ 給 oldoak 發送悄悄話 (125 bytes) () 08/22/2017 postreply 13:11:12

• Try a cheap fix first . Search p0420 fouler -calmleo- ♀ 給 calmleo 發送悄悄話 calmleo 的博客首頁 (0 bytes) () 08/22/2017 postreply 15:45:03

• You can leave it and drive. No big deal. But can not pass annual -calmleo- ♀ 給 calmleo 發送悄悄話 calmleo 的博客首頁 (0 bytes) () 08/22/2017 postreply 15:46:38

• if state does not ask for inspection, continue to drive. -Tianyazi- ♂ 給 Tianyazi 發送悄悄話 Tianyazi 的博客首頁 (51 bytes) () 08/22/2017 postreply 18:50:53

• 我的車有過，賣了幾罐 lacquer remover 在油箱快沒油的時候加入，高速開20-30分鍾，就沒了。舊車讓人長知識， -北美翠花- ♀ 給 北美翠花 發送悄悄話 北美翠花 的博客首頁 (289 bytes) () 08/22/2017 postreply 18:59:57

• Agree w the fouler approach. Just install one to the offense se -leslieking- ♂ 給 leslieking 發送悄悄話 (0 bytes) () 08/22/2017 postreply 19:09:29

• 換掉air filter, 可能太髒了，產生同樣的code -Tianyazi- ♂ 給 Tianyazi 發送悄悄話 Tianyazi 的博客首頁 (100 bytes) () 08/22/2017 postreply 21:21:02

• Cat converter -2ndGear- ♂ 給 2ndGear 發送悄悄話 (208 bytes) () 08/23/2017 postreply 06:56:12

• Thanks everyone! I will try the lacquer thinner 1st and let u kn -oldoak- ♂ 給 oldoak 發送悄悄話 (0 bytes) () 08/23/2017 postreply 08:01:21

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