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- Sat Aug 17, 2019 12:49 pm
- Forum: Civic Type R 2015+
- Topic: how to delete check engine light with hondata flashpro
- Replies: 20
- Views: 1205
If you have a catless downpipe you need to disable o2 and reflash the car. make sure to disable the secondary o2 sensor and p0136 and p0139 from closed loop then reflash the car with your desired tune. that should fix the check engine and rev match errors.
Ive tried with the latest version, it doesn't work still. Hopefully the next release will fix it. I have the secondary o2 connected with the fabspeed defouler. really miss my lazy mans auto rev match
2019 CTR I've installed the catless prl downpipe with the defouler and disabled the secondary o2 sensor and p0136 and p0139 from closed loop. The car would run fine for about 15 miles and then I would get the same codes again. I would have to flash it again to get the lights off but it always comes ...