View Full Version : PCM Diagnostics & Tuning



  1. Drilling TB vs reseting TPS ?
  2. Ordering HP Tuners today, have a question...
  3. Mail Order Tune Vs Dyno..
  4. Car died at a stop from tuning???
  5. Dont know what tuner to buy. Help?
  6. My first histogram after "magic stick"!!
  7. Anyone ever screwed with a Holley Pro-Jection 4di?
  8. car won't attempt to start! no click or anything
  9. Car won't start on first try???
  10. RWTD timeframe
  11. Any body tried Harlan 2 step with FAST
  12. Code 57 pulled from the BCM
  13. anybody hook there aussie (Techedge) DIY wideband to hp tuners?
  14. SES Light/Header install
  15. rev limiter hp tuners
  16. fan settings hptuners stock thermo
  17. Oil Pressure be read while cranking
  18. Boost referenced regulator PCM tuning questions....
  19. Turing off airbag codes with HP tuners.
  20. My MAFless tune/log results
  21. Tsp Tune ?
  22. transgo shift kits come on in...
  23. Phantom SES light
  24. Car cranks but kills????
  25. No more LSEdit on new GM cars?
  26. Tuning shift points for MPG / in-town driving?
  27. So whats the excepted way of MAF calibration for today?
  28. Lq4 Pcm
  29. unbalanced ltrims
  30. Throttle Control Module...
  31. ls1 edit tune for a bolt on car
  32. HPtuners compare question...
  33. ses light
  34. fuel injector upgrade..../hptuners/????'s
  35. One more time - 98 to 99+ PCM
  36. Someone experienced review these logs please
  37. P0342 and P0343 codes.....know what they are, need advice on the cause
  38. IAC position vs airflow discussion
  39. C5 Timing Drop Out
  40. MAF Tuning
  41. EFI Live Spark Table question
  42. is my engine in limp home mode?
  43. hp tuners questions
  44. DFCO may be the devil...
  45. need help fast!
  46. Some predator questions
  47. 4.8 harness with f body computer??
  48. Experienced HP Tuners help...
  49. Cags..2-3 shift...use as Drag cags??
  50. use Fuel cutoff as valet mode???or speed limiter??
  51. What fuses pulled for idle relearn procedure?
  52. Car doesn't start sometimes?
  53. Increase Idle ?
  54. 2000 LS1 stock tune - timing drops off at peak power!?
  55. Need help with understanding why I can't get VE to stablize for the IDLE area
  56. ls1 edit
  57. What are these codes PO175 & PO172?
  58. wierd fuel pump problem
  59. Stoich Setting??
  60. Where to buy?
  61. injector scaling hptuners
  62. Screenshots of HP Tuners LS2 Product.
  63. Vinci programmer=AWESOME product!
  64. How high should I raise the misfire values?
  65. HPP3 on a stock SS??
  66. please help! race car runs like poo.
  67. anybody have a bunch of screenshots for hptuners more than their site
  68. wideband 02 questions with hptuners
  69. code 83
  70. low egr flow code 0405
  71. Changing rear gear with LS1 Edit HELP!!!
  72. how to tell if running lean??
  73. for all you egg heads.
  74. hptuners 2.0/ls2 screenshot thread
  75. O2 cable extensions - F-Body - codes
  76. Old LS1Edit tune - threw a code!
  77. How can I force the PCM to stay in closed loop mode all the time ?
  78. Bosch 13111 - where to buy?
  79. Dyno tune or strictly tune?
  80. PCM reset and idle took a while to relearn
  81. Need a tune for that stall + cam?
  82. KR on stock timing on 04 GTO...
  83. Primary or secondary??
  84. car idling funny after tranny swap help!
  85. Predator/Crane Programmer/LS1 Edit Dyno tune
  86. 04 Pcm
  87. Well i think my pcm died
  88. Help me find Idle!!
  89. Inlet Air Temp?
  90. question bout hp tuners
  91. Can I borrow somebodies Knowledge! Please
  92. Trex Heads and cam tune
  93. TR224 112lsa tunning question
  94. Problem reseting codes with ATAP
  95. pcm help
  96. SES Flashing
  97. First dyno visit since I bought HPTuners
  98. Failed inspection: "OBDII Communication Failure"
  99. HP Tuners, injector pulse width questions
  100. Weird Tuning issues after LT Headers/ORY
  101. Decel issues with MAF tune...any thoughts? -inside-
  102. removing pcm??
  103. anyone still using v1.4 of HPTuners?
  104. Is there still a trade in program going on still for Flashscan or HP tuners?
  105. No spark no fuel ? no dice
  106. What Are My LTFT's Doing?
  107. HP Tuners Problem HELP?
  108. LTFT's Avg = 21%, WTF?
  109. timing table needed for 6.0L LQ4
  110. 30# Injectors
  111. MAFless tuning Question
  112. SES Lights
  113. computer problems..please help!
  114. Need help!
  115. stock 04 5.3 goes pig rich after 4500
  116. keeping my cam sounding grumpy after tune
  117. EFILive users take a look.
  118. Tune needed with new gears and TC?
  119. Problem with security light on 04 GTO
  120. Help! - HPTuner won't connect to cable
  121. swapping different year pcm's..
  122. Cam sensor
  123. 98 LS1 Programmers
  124. L Trims and S trims?
  125. OBD/Readiness Driving Procedure
  126. Heads and Cam Tunning
  127. Need Help Now, Tuning Racetronix Injectors
  128. Is it ok...
  129. EVAP messing with WOT cells
  130. HPTuner FT min. learn % question???
  131. Need LS1Edit help for heads and cam install
  132. Tune after Heads only swap????
  133. where to get 2-step
  134. HP Tuner Address
  135. HP Tuner how long to receive
  136. how to on connecting wideband to hptuners?
  137. 85mm MAF - which one?
  138. idle hangs at 1500 until I come to a complete stop
  139. Got my Diablosport :)
  140. ECU and emissions codes
  141. anyone know what's up with the Diablosport forums ?
  142. can the ls1 pcm be used on any motor?
  143. EFIlive or LS1 edit?
  144. Hypertech PP3 TUNING ?????
  145. Advise: Just had car tunned, Look at my #'s tell me what you think.
  146. PCM Back to Stock. Confused?
  147. Here is a MAF table for fully ported MAF with a lid
  148. tune below 2500???
  149. Hypertech
  150. tunning ???
  151. Zo6 MAF ?? tables???
  152. Can 2 different handhelds work together?
  153. Need some info, please
  154. 00' Trans Am Code problems
  155. how to disable DFCo
  156. Predator 101 (sticky?)
  157. Is this possible?
  158. timing
  159. Hello t00ners! New to LS1, have basic PCM operations question..
  160. Newbie Tuning question
  161. Do I need a tune yet? Please HELP the new guy!
  162. please help
  163. Any Edit users have this problem???
  164. CASE relearn / HPTuners - need help !
  165. running like crap in closed loop
  166. LS1 timing tuner. is it worth it?
  167. Racetronix Do or Don't?
  168. big problem not a clue
  169. throwing codes p0507 and p0108
  170. HPTunners Help? 98 F-Car
  171. who programs gauge clusters?
  172. 02 sensors code 135 and 2 155's? need help ASAP
  173. Things to do before a dyno tune????
  174. Compared PE multiplier Stock vs. Hypertech - question !
  175. Tune to recover lost HP, please help !
  176. Tuning ?...... HELP.....
  177. changed in jectors what has to be tuned?
  178. need help here guys
  179. Cars been tuned--now new gears--what to do?
  180. Idle problem after head and cam swap
  181. HP tuners question
  182. Throttle Body question
  183. Knock Sensors (Pics)
  184. EFIlive vs. HPTuners, has anybody used both?
  185. is LTB2 sapose to be greater than LTB1?
  186. Need an HPTuners-capable 4-door Commuter Car...
  187. help! IDLE=550 when STFT's go negative
  188. very confused! I need some help!
  189. Questions about Open Loop Fuel Table (Pic)
  190. hp tuners question
  191. Crane's programer for ls1
  192. tac is off i think...*maybe wrong forum*
  193. tuneing question HELP please!!!
  194. hp tuners question
  195. efilive flashscan price
  196. pcm reflash by dealer
  197. Nelson tune for Z06?
  198. trouble getting rpms to recover, fuel trim problem???
  199. How much Hp can I get from a tune?
  200. Turn Signal?
  201. How acurate is Gtech?
  202. the only change was a converter!
  203. Errors in HP Tuners??? Can someone explain why...
  204. idle isnt rich anymore, YES!
  205. question about timing in SD mode
  206. false knock
  207. 98 Locked Hypertech
  208. 2nd gear start for A4 1998 LS1
  209. could rail pressure be reason for rich at idle?
  210. is it really worth keeping the MAF? read inside
  211. timing problem after TH400 install
  212. how does the IFR table work?
  213. help, car stumbles at idle, injector ? too
  214. can I change out my 98 computer??
  215. Question about PLX wideband - help
  216. converter tuning?? HELP
  217. P0121
  218. How do you delete Knock sensors?
  219. New to tuning
  220. po171 / po174
  221. Dfi Gen 7 Questions?
  222. Running Rich at Idle Question??
  223. How to make converter lock up firm instead of PWM?
  224. Injector Scaling 28lb. to 60lb
  225. Tuning STS Turbo Car
  226. 75 mp every 1/2 tank and strong smell of fuel..WTF!!??
  227. 98 computer question
  228. Insane O2 Voltages?
  229. Positive L-trims going to kill people help
  230. MAF calibration>after descreen and port
  231. Need help with Accel DFI
  232. Questions about EFILive V7/Flash/Scan..
  233. IS the VATS tied to the Compuer?
  234. needs help
  235. Code P0327 Help!!
  236. logging MAF freq in SD?
  237. Cold Cranking Issue/Tuning?
  238. need your help guys
  239. Need Some Ideas - Idle Went Nuts On Me
  240. Why is my PCM setting the wrong Fuel Trim Cells?
  241. Throttle hold on decelerate?
  242. Futral tunes?
  243. guys need your help here!!!
  244. Does HP Tuner have Increment?
  245. What happens when you go into boost?
  246. How much power would you guess I left on the table?
  247. new to tuning, help w/ LTFT's
  248. need help on code:po121
  249. Give me suggestions
  250. hp tuner gp