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07/05/2022 12:32 am
Topic starter
been having trouble with my car lately it’s been throwing 2 codes lately and it’s p1399 and also p1129. random multiple misfires and map sensor circuit higher than expected i’ve changed the map and still throwing p1129 and i can’t figure out what p1399 is from
1999 honda prelude base manual 5spd
1 Answer
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07/05/2022 12:48 am
P1399: Have you adjusted your valves lately?
Follow the procedures here: https://www.obd-codes.com/p0129
We also have more misfire troubleshooting in the FAQ
