View Full Version : PCM Diagnostics & Tuning



  1. tuning WOT without PE vs RPM?
  2. Ditching the stock PCM?
  3. HP Tuner Newbie...Help
  4. PCMCIA RS232 serial card for LS1edit
  5. Complete Wideband Confusion.....
  6. LTFT Boundries
  7. Where to upload hp tuners logs
  8. Anybody tune a lsx 90mm intake
  9. Engine running wierd after tune!
  10. Car running VERY lean for unknown reason. Help!
  11. Logging Injectors - PID?
  12. Code after Ls6intake install
  13. Codes PO135 and PO155?
  14. A question about 02 Rich/Lean vs. Airflow with Hp Tuners
  15. What do I need to log data?
  16. Looking for a "Cannon Plug" for firewall pass through connection
  17. LTFT issues. Look at these averages.
  18. Opinions on my MAFless tune? Horist approved it for download.
  19. Targeting exact cells for SD tuning??
  20. Closest Tuning Location?
  21. wide band o2??
  22. Edit/HP tunner/mail program???
  23. Weird problems
  24. Idle Operation Part II
  25. Can anyone help me, help a friend?
  26. Codes P0410, P0412, P0418
  27. Problems with OBD2 connection
  28. Would You...
  29. Threw code P0161
  30. reading Predator tune
  31. Anyone wanna check my .bin?
  32. EFILive tuner....how do you like it?
  33. air fuel ratio
  34. installed wideband
  35. Need help with 2 DTC's
  36. What do you LM-1 owners think of this?
  37. Anyone ever used TSP mail order tune??
  38. Pease Help! Problem with a BMW 750iL.
  39. Help - Upgraded to EFI Live V.6. what now.
  40. need tuning help
  41. Transmission Swap
  42. will the truck pcm work on a F-body?
  43. Idle LTRIM question
  44. custom pred vs. LS1 edit
  45. Whats a good way to handle this...
  46. looking for an experienced tuner to mentor me
  47. cam sensor help needed
  48. Predator Tuner ... compatable with Australian LS1??
  49. Best o2 readings for NA street tuning???
  50. Will HP Tuners correct pcm for hotcam install
  51. LS1Edit: USB?
  52. Need help with predator tuner
  53. HP TUNER,BIG STUFF 3,or NEW FAST XFI????
  54. Surging/Bucking: If you have HPTuners, then I have a change that may help!
  55. Help I'm Stranded
  56. put in new tune, now fuel trims are really far negative
  57. OB1 Question...w/background
  58. HP tuners rookie question
  59. Looking for a stock HPTuners log...
  60. HP Tuner Help!!
  61. LS1 tuning + LS1 edit....what do I need for tuning?
  62. HP Tuner / Programming new VIN + vehicle type into spare PCM
  63. How easy is it to pick up false knock?
  64. translate for me
  65. DFCO tuning for best fuel economy
  66. Effect of exhaust cut out on A/F ratio?
  67. Optimum WOT AFR for street driving?
  68. Knock sensors - low octane table?
  69. What about the computer?
  70. Hp Tuners stoch value
  71. tune 2 computers n2o-n/a?
  72. LS1 Edit Question: Reflashing A4 to M6
  73. Just Passed My First Inspection
  74. Fuel pressure too high - replace regulator?
  75. multiple misfires in cylinder one!!
  76. Need Help Figurin Out SES codes....
  77. Wiring Guru's I need help
  78. Tuning costs
  79. Surging and bucking at low rpm and load.
  80. GM Engine Managment Threshold
  81. IAC not responding while on engine dyno, any ideas?
  82. random on/off miss?
  83. What does it take to get started with a laptop tuning set up
  84. Tazzo EFI Monitor???
  85. IFR Question
  86. 02 sensor help....
  87. kr issues- should i worry.
  88. 231/237
  89. Min requirements for HP Tuners
  90. o2's going crazy
  91. Surging/Bucking Related: How much does timing affect airflow requirements? (rambling)
  92. long term fuel trims are at -8.75???
  93. Diablo question on shifting
  94. Would a tune be beneficial?
  95. ve table for SC
  96. Small ? About HPTuners
  97. Tuners: Business Name/Location/Contact Info.-How About A Directory...
  98. HPP3 Question
  99. Who is running Z06 VE table?
  100. Computer Requirements?
  101. Engine Balance Test Question
  102. "service vehicle" light... not SES after airbag removal?
  103. M6 PCM vs. A4 PCM .. differences only in calibration section?
  104. Request for VE table
  105. SES Code P0507?
  106. Help with P1518
  107. Big Stuff 3 ??
  108. How does PCM decide to switch between timing tables?
  109. Bad O2s causing high HCs, COs?
  110. Can bad O2s cost you 50 hp
  111. Dyno tuning questions
  112. will a PCM from a '01 '02 vehicle work in a 99?
  113. The Perfect Wideband for HP Tuners
  114. Help with P0122 DTC
  115. how do i get the service engine light off??
  116. Anyone got any table suggestions for 89 or 87(gasp)
  117. EFI Live questions
  118. LS1Edit - reduce timing/fuel?
  119. Bad fuel pressure regulator?
  120. Part Throttle: VE vs. MAF vs. IFR Tuning
  121. Encrypted Files?
  122. HPTuner suite pro
  123. WOW HPTuners Deal
  124. Interesting question...
  125. Quick Spare PCM / LS1 EDIT / HPT question
  126. Problems after cam install
  127. hmmmm gauges arent working...help me
  128. Paging Jimmyblue
  129. SES Code P0135??
  130. Odd drivability problem with LS1, need help...
  131. Help with Pin Out locations on PCM for 99 Corvette
  132. tach signal
  133. WHeel2Wheel or APE for diagnosing a drivability problem and new tuning???
  134. EFI LIVE, AUTO TAP, AND LS1 EDIT.. Should I buy all 3.?
  135. HP Tuners EIO option
  136. What else would cause reduced timing?
  137. need help with a good starting point
  138. Best tuning program for F/I cars
  139. Lean condition "off gas pedal" only..Ideas?
  140. HP Tuner program?
  141. EFI university 101 class
  142. installed o2 sensor simulators now car wont idle after warm up please help
  143. Atap question
  144. Wich Maf
  145. Dying o2s. Denso f-body or Bosch vette rears?
  146. O2 sensor question
  147. Put on catback now have SES light
  148. Injector Offset Voltages
  149. How much horsepower could/has false knock cost you?
  150. Knock sensor symptoms
  151. Would I need to get my car re-tuned if I changed rockers?
  152. Problem with Thermostat-fan program temp. I need HELP BAD**
  153. Can you determine through ATAP is an O2 sensor is bad?
  154. Remove IAC and permenantly delete codes
  155. BS3 for LT1?
  156. Battle of the tuners software
  157. Pretty lean across the board, IFR or VE table adjustment?
  158. Diablo Sport
  159. Data Loggers
  160. Knock Problems from Hell 99 A4 Vette
  161. HPTuners new pricing announcement!
  162. tuning .......first time
  163. Abnormal Timing Values
  164. Need help with this...
  165. tuning A4 tranny with HP tuners...
  166. Am I going the right direction???
  167. New HPTuners Pricing Structure Announced!
  168. DTC PO332 - KS2 Circuit Low Frequency
  169. Reading 02'S with meter
  170. EFI Live and EDIT HELP. Please
  171. HPTuner_surging idle
  172. O2 sims/LS1 EDIT?
  173. At what point DFI???
  174. How does the PCM decide the actual timing?
  175. Starting problem - Suspect ignition switch
  176. Zeitronix and EFI Live.. IT WORKS!!!
  177. Who's using LS1Edit or HPtuners w/ a Toshiba laptop???
  178. How to tune LTFT/KR correctly?
  179. Another gas saving question
  180. New EFILive?
  181. Speed Density + ignition advance?
  182. will anyone read my hp tuners bin file?
  183. SES codes.. header & catback
  184. Roughing in IFR for 60 lb Mototrons? (with fpr?)
  185. On The Futility Of Narrowband Sensor Based Tuning
  186. Fastech
  187. Does Our LS1's idle in open loop?
  188. hp tuners help please.
  189. Converter Stalling problem ,Need Help with HP Tuners
  190. PCM Question....
  191. new pacesetters=8 codes thrown???
  192. wideband hp tuners
  193. hey guys, just got hp tuners, installing now
  194. Engine codes
  195. Whats going on with my MAF.. screenshot inside
  196. HP Tuner site down?
  197. Ported MAFH, bad for my car?
  198. New EFILive V7 Scan/Tune Evaluation Software Released
  199. )2 sensor question. Is it better to use the extensions or just buy longer 02 sensors
  200. ?About mafless in closedloop?????
  201. Surging Poll after Cam; please vote if you don't have surging problems too!
  202. What causes timing to jump while decelerating w/no throttle?
  203. Tech 2 transmission shifts
  204. which handheld or programmer is this?
  205. p0443 code...need help
  206. Hp Tunner 2000 Fbody
  207. Weird injector pulsewidth ?
  208. want to see fire balls shooting out the exhaust? Host my vid
  209. EFI LIve PiD
  210. diffrence 98 -99-02
  211. HP Tuners lean-burn function
  212. Cold weather Start with HP Tuners.
  213. Does PCM use high or low signal O2 feed?
  214. Newest Version of LS1edit..??????
  215. hp tuners used as window switch
  216. Does anyone have a trex tune that I could look at???
  217. octane ?
  218. 1133 and 1153 by the way!
  219. another Question with PCM
  220. Hp Tuners Question.
  221. FTC cell boundaries in late model Fbodies
  222. PCM DEAD? Wrote C5 LS1edit file into Fbody of same year..dead
  223. Would Like Some Input Please!!
  224. Cold Idle is Improving
  225. Engine detuning itself
  226. What does TPS sensor do?
  227. New 408", 1-2 sec into dyno pull, falls flat, shutsdown till you let off, cause?
  228. First things to do while tuning for a supercharger
  229. HPtuners + Hybrid = confused.
  230. VE influence on wot
  231. ECU tuner ever expected for the Colorado platform?
  232. PCM code P1336
  233. Hp tuners all cars of same year compatible?
  234. how to check cam sensor?!?!
  235. Need some help with with PCM!
  236. Innovate LM1 users:
  237. Surging/Bucking...the saga continues...
  238. Should I get a dyno tune...
  239. Is This A Major Tuning Problem?
  240. Holy codes Batman! A story of magnificent proportions
  241. LS1 Edit
  242. Low coolant light on.
  243. About ready to give up on VE tuning, please help..
  244. Smart out of the box thinkers needed!!
  245. Can ANYONE tune a 228/228 114LSA in an A4? with no surging?
  246. A/C idle?
  247. Big Stuff 3
  248. Help need picture of tach wire on PCM!!
  249. HP tuners ordering question
  250. Need Sponser/other-dyno, east TENN