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BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Technical Forums > Mechanical Maintenance: Break-in / Oil & Fluids / Servicing / Warranty > BMW E92 330i N53 problem

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      02-16-2019, 08:37 AM   #1
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BMW E92 330i N53 problem

The car is BMW E92 330i N53 2007 giving me rough idle,misfire some times and smell gas thru the exhaust.
The fault codes are:
29D1 Combustion misfire cylinder 5
29D2 Combustion misfire cylinder 6
29CC Combustion missfires several cylinders
2A2C Mixture control 2
29D0 Combustion misfire cylinder 4
2C2E Oxygen Sensor 2 before catalytic converter: Coasting mode check

Any ideas?
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      02-16-2019, 11:28 AM   #2
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Drives: E92 325i MSport Coupe
Join Date: Apr 2012
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Almost certainly one or more injectors gone bad. Leave your car overnight then pull the plugs. If any are wet or smell of fuel, then injectors are deffo your issue. If you can afford it, replace all six with version 11 injectors.
E92 pre-LCI 325i - Ohlins R&T; H&R spacers; M3 strut brace; Swift thrust sheets; BMS clutch stop; BMS CDV; RE g/box mounts; Saikoumichi OCC; Cyba scoops; BMW Perf Exhaust; HEL s/steel brake hoses; M3 rear spoiler; Recaro Sportster CSs; M3 white dash LEDs; LED Angels; LED side repeaters; BMW Perf black grille; CSL reps; SSDD carbon diffuser; Monster Wrap black roof/clear front
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