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bank1 missfires after 4000rpm codes 2c27 2a2b 29e0 getting worse
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01-08-2016, 08:24 AM | #1 |
Major
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bank1 missfires after 4000rpm codes 2c27 2a2b 29e0 getting worse
My car is FBO running wedge flash 9deg 15psi
It starts misfiring after 4000rpm, always bank 1 cyl 1 2 3 randomly sometimes several cyl at a time get cel with codes 2c27 2a2b 29e0 and cyl 1 2 3 misfire it gets worse every day, before was past 5000rpm, now 4000 car has 100Kmiles, new coils, new plugs, walnut blasted and new valve cover gasket, injectors are -9 is it a bad O2 pre cat bank 1? here a log: |
01-08-2016, 11:30 AM | #3 |
Colonel
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Have you tried cleaning your VANOS?
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'08 AW E90 335i PROcede V5 | BMS DCI | RR DPs | ETS FMIC | FORGE DVs | Stett CP | Vanguard | PSS10 |
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11-25-2023, 01:31 PM | #7 |
First Lieutenant
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If the misfire is stuck on that bank then it is more than likely 02 sensor.
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2007 E92 335i - MHD, Turbo Technics 19T's
2008 E60 535XI - JB4 2010 E92 335i - JB4, Borg Warner EFR 8374 |
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