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View Full Version : General Tech Support, Tuning Advice, Logs, and Help Me Posts


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