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