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View Full Version : BMS Support Requests, Logs, Codes, and Help Me Threads.


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  1. N54 N55 diagnostic code listing
  2. Little to no boost? Read this thread first...
  3. JB4 laptop connection directions
  4. Logging Parameters and their Meaning
  5. Economy Mode
  6. Support forum guidelines
  7. Engine Malfunction Reduced Power warning
  8. Half engine light but no codes
  9. N63 Stage2 Misfire Cylinder 8
  10. Fuel trims maxed out - what next?
  11. Help with JB4 Logs
  12. e92 n54 CODE 2A98, any advice?
  13. Need help cc id 29 and limp mode logs inside
  14. Help with drivetrain malfunction / Engine start not possible
  15. logs boost leak??
  16. New OEM Turbos (Round 2) Log, Map 4
  17. Recurring Code: 2C31 (Lambda probe in front of catalytic converter, trimming control)
  18. N55 3rd gear pull Log Need Help
  19. Boost reduction after shifting
  20. 2E7C and water pump on constantly when car off
  21. 2007 E90 - Battery Drain: Car Does Not Enter Sleep Mode
  22. No issues, just want to see if there is room for improvement...
  23. Welp, another cam ledge problem...
  24. Auto 08' 135i Unable to Downshift with lever just paddles.
  25. N54 long crank warm start only
  26. Stefan85`s M235i JB4 Datalog
  27. n55 jb4 not building boost
  28. please help with reading log's cvs attched / Missfire cylinder 4 and 2c32 &2c6c
  29. RB Tubo Can't hit boost target
  30. help with log
  31. air bag, DSC, ABS, BRAKE, FTM and battery lights on and more
  32. Consistently misfiring on cylinder 6 under wot
  33. Fuel Pump warning in iDrive, 2AAE code
  34. please look at my logs Why is my car so laggy
  35. My Injector Keeps Escaping
  36. Boost target not being reached
  37. 2AA4 Error Code
  38. Codes 2ABC and 3100 at start up, not consistant.
  39. MHD won't Connect to ECU
  40. [B][/B] Bmw 135i E82 N55 Dct 7sp Idle surge problem
  41. Elusive 2CF6 2CF7 codes
  42. 2A87 Vanos code after OCH and OFH gasket change
  43. N55 Flexfuel pinout question
  44. N54 2 step issues after backend flash
  45. N55 dct: FBO/stg1/BMS Backend Flash/100oktan
  46. JB4 Desktop Unhandled Exceptions
  47. N55 iso Code 3166 and oddities around 3k rpm
  48. My first hpfp issue.....maybe?
  49. N55 135i Exhaust Whistle
  50. Help 2acc and 2acb and 3100 codes!
  51. Harness A and harness B N55 intall help
  52. Oil level sensor warning after oil change
  53. v32 log check please
  54. 30FE Boost over target
  55. Just FYI: 2ABC and 3100 running Android and JB4 Mobile
  56. Hazard signal flash, switches to MAP 4
  57. first log after pure st2 turbo
  58. need help with strange codes
  59. Strange noises after Pure Stage 2 and inlet install
  60. Code 2f30
  61. Map 0 readiness with JB4 and N20 TMAP
  62. Help with JB4 Mobile App
  63. Half SES from 2C57 and a 2C90
  64. Four months of trouble shooting and still can't drive without problems.
  65. HELP!!!! Uploaded wrong firmware to car , now jb4 isn't workinf
  66. 1st log with newly installed JB4, Map 2, please review, S55 F80
  67. Been chasing Map 4 kick forever. Finally a log.
  68. Think NLS/2STEP kicking on at WOT
  69. JB4 malfunction -> wastegate electrical signal -> no boost
  70. long crank, rpm stuck at 1000
  71. JB4 G4 with MHD
  72. 2011 N55 JB4 ISO
  73. F56 JB4 Logs
  74. 4bar tmap with Jb4 help.. newbi
  75. jb4 with MHD BEF
  76. Fuel It Stage 2 Code 2AAE
  77. N55 jb4 iso update....3rd gear not boosting
  78. Flex Fuel Wires
  79. N54 running problem - Misfires and smoke
  80. New User, High AFR.
  81. Can A DB9 (RS232) Extension Cable Be Used With The JB4
  82. S55 M3/M4 With Nitrous
  83. 2FBE Code with stage 2 Fuel it pump
  84. ********* Code 2D11
  85. jb4 user adjustable settings_FUEL BIAS and AFR BIAS
  86. Log Review Please
  87. Health Check Please. Logs Attached.
  88. Why is DME BT all over the place?
  89. LOG ADVICE ?
  90. Negative trims on Pump flash
  91. WG vacuum for the N55
  92. MHD+jb4+Single turbo flashing question?
  93. 228I N20 JB4 Switches to MAP 4 for no reason
  94. Water pump constantly running..just replaced it too
  95. LOTS OF OIL LEAK MIDDLE OF NEW PURE STAGE 2 TURBOS
  96. 29DC code - LPFP problems?
  97. Traction Control Trouble Shooting
  98. 1st log with JB4 G5 ISO 32_1B on 100% stock n54
  99. Help with JB4 app please
  100. 29E0 Fuel Mixture Control, every single day
  101. F20 EWG M135i logs - new JB4 user
  102. MSD81 Code 30BA?????
  103. EKPS module shorted by fuel it stage 2 lpfp
  104. help with F82 series JB4 check engine light
  105. Log, car does not reach target
  106. Logg all the way from sweden
  107. Boost over target and timing questions
  108. 2caa and 2c3d codes after ***** less instal. Auto clear not working
  109. JB4 & JB4 Bluetooth. Awesome/great product
  110. Just Installed JB4 - Map 1 Logs
  111. BMS Methanol Injection Kit for N20 engine.
  112. Not so good track day...
  113. M5 F10. MSR intakes JB4 BCM Meth Data Log Review
  114. MHD= no cruise control
  115. M Performance electronic steering wheel woes
  116. The manifold magic solved all my fueling issues !!!
  117. Map 5 log read please
  118. Need confirmation for wiring of BMS meth kit solenoid for N55
  119. Trims & both bank AFRs oscillating +car jerking while highway cruising w/steady pedal
  120. Help e92 n54 JB4 BEF overboost
  121. n55 fueling issue? Any help will be greatly appcreciated!
  122. Help! 2A2C codes, then bad misfires and horrbile shuddering
  123. E90 Boost leak help
  124. JB4 - Intermittent Drive Train Malfunction
  125. Recurring 2C7E following walnut blasting and valve cover gasket service?
  126. 3100 low boost mode engaged cel displayed
  127. Help with Safety Map
  128. Pure Turbos Stage 1 logs
  129. Misfires,studdering,codes
  130. N54 Weird Engine Sound
  131. Error code 2A1A Dtml Tank ventilation system
  132. 2011 N55 335i Log - Big Halt
  133. N20 x1 meth injection compatible?
  134. Oscillating PWM
  135. timing drops cylinder 5 followed by cylinder 2
  136. injector fault codes
  137. JB4 G5 firmware update, now poor performance? Help LOG inside
  138. CANflap, Shift Light, and Half Engine
  139. JB4 EWG F22 Log
  140. problem after upgrade FW
  141. Please View Log Map 7 6MT N55 F30
  142. M235i, HPFP going out?
  143. N55 EWG map 2 AVG ign climbing and ign1 dropping to 0
  144. Car running terribly, nedd help please, logs included
  145. 340i B58 80/20 Meth logs with B58 EWG Cable
  146. N55 Pure Stage 2 and Fuel-it TBI
  147. Persistent misfire cylinder#6 at WOT
  148. M6 S63 JB4 Logs
  149. How exactly is AVG_IGN determined?
  150. E90 N55 PWG Pure Stage 1 JB4 ISO settings
  151. No boost
  152. Jb4 hit and miss
  153. Avgign seems to be fixed
  154. 135i N55 JB4 (ISO) -- Monitor readiness
  155. FF/Wastegate learning to 150 Log review help
  156. 2c9c - after ** installation
  157. MHD Stage 2 Log - Slow Boost
  158. csv log
  159. Lean and Pulling Timing
  160. Help! 335i shuddering/no boost
  161. Need help with a check engine light code - N55 jb4 code 160504
  162. Mini F56 JCW AT_logs JB4 Beta
  163. bad idle after installing antilag chip and jumper wire
  164. N54 Log review request
  165. S55 Map 7 Help Misfires
  166. 2011 135i N55 - First logs
  167. LOG MAP 2
  168. Jb4 Motiv 750 PI e50 log review
  169. X4 M40i - JB4 Testing - Logs
  170. Map 5 Overboosting
  171. Installed 4bar TMAP Sensor - Issues
  172. First N55 Pure Stage 2 Logs
  173. No Spark, No codes
  174. Need a log review after Tmap 3.5 install single gear and multigear WOT 1-5 130+ MPH
  175. Engine Malfunction after JB4 Install
  176. No port injection but FUELEN?
  177. Keeps going Map 4 log attached
  178. Log Check Plz
  179. Poor running during normal driving
  180. JB4 install help... CAN wires don't reach ECU box
  181. JB4 Issue
  182. bmw m2 jb4 support problems in high rpm
  183. Map6 log check please
  184. JB4 board V1.1 issues
  185. LOG MAP 2 - BRASIL AFR POOR
  186. 29DC Cylinder injection switch-off
  187. Log Review
  188. Log help
  189. methanol question..
  190. E60 535I N54 JB4 check engine light on
  191. n54,G5 BOARD,MHD e85 flash,TBI+Stage 2,little bit slow?
  192. Just 1 Map 5 Pull I'd Like To Have Looked Over Please
  193. 07 N54 335i throwing 30FF since JB4, *** and inlets install
  194. Cobb ATR N55 File Size
  195. No mods to Pure Stage 2
  196. New car, JB4 installed, log check please
  197. F30 N55 jb4 not responding
  198. Rev3 IOS JB4 Mobile and F series N55 help
  199. Log review!
  200. Updating JB4 software?
  201. 30FE, 3100 low boost JB4 logs
  202. Low fuel pressure with multiple pumps
  203. Xona Turbos dialed in finally
  204. 135i N55 Pure Turbo Stg 1 JB4 BMS Cobb
  205. S55 Jb4 - Quicker exhaust valve control?
  206. Slow boost to target? Logs and diagnosis help please.
  207. Pure Stage 2 Map 7 Log
  208. newly installed PI map 6 and 7 logs
  209. S55 F80 M3 - JB4 Map 2/6 - Logs Incl - A few questions
  210. Please review log
  211. first single turbo log
  212. M3 S55 JB4 logs
  213. 335xi Kicking Down to Map 4
  214. Pure Stage 2 N55 Map 6 Log
  215. trouble changing maps
  216. Log help
  217. Flashing hazards on ST firmware?
  218. Over/underboost?? At partial throttle usually 4-5 gear
  219. JB4 with MHD flasher
  220. HELP! Turbos do not work (LOG)
  221. AFR 1 point off between banks
  222. JB4 switching from map 5 to 4 blinkers flash 4 times
  223. About to take the JB4 plunge
  224. Codes after 3.5 n20 tmap install
  225. JB4 3.5 bar TMAP Adapter does NOT fit?
  226. 08 135i w/ JB4, FMIC, Inlets, DCI, ***, E20 Blend - Map 5 Log
  227. Log check please, map 5 bucking
  228. N55 cutting throttle in 3rd gear only
  229. Stuck in stock boost
  230. Log review and recommendations
  231. JB4 questions
  232. Log read request: 135 n55 running way more boost on map1 after updating to 5.11. iso?
  233. Map 0,1,2 Analysis Low Target?
  234. Sufficient IAT Drop?
  235. cic display hijack
  236. 2008 135i n54 weird boost Next steps? please help still weak 30ff logs attached
  237. 535 SAT Trans Flash DIY
  238. s55 jb4 help please!
  239. Request to review logs for boost target and timing
  240. CEL P325F + Logs
  241. Log review ST E85
  242. KNOCKING
  243. Having problems with wiring new BMS port injection with jb4 ethanol sensor
  244. About The BimmerBoost Flash And MHD Flash
  245. Help With Limp Mode, Misfire and 30FF
  246. Single turbo post shift timing drop help
  247. Please Review Log
  248. fuel consumption
  249. 2C7F code (log attached)
  250. meth vs avg ign, log attached