View Full Version : PCM Diagnostics & Tuning



  1. Where do open loop fuel trims come from?
  2. Is it ok to spray when in SD mode???
  3. Other Causes for p138/P158 codes
  4. Hot restart
  5. Scan Tool.
  6. service engine soon light help!
  7. Calmap Question
  8. Say you want to Desensitize your Knock Sensors.......
  9. what makes power???
  10. LTFT on start up +11, then go to -1? how to fix
  11. Mustang vs. Dynojet tuning ???
  12. egr deletion--- 2 questions/problems??
  13. service vehicle light and tcs off light came on?
  14. Lc-1
  15. anyone using Crane Powermax Tuner in supercharged car ?
  16. having problems with 1993 LT1
  17. need heat sink for wb sensor?
  18. no cats, turn off which codes?
  19. is my FAST 90 TB the problem?
  20. Real Time LSx tuning!!!!!!!
  21. LM-1 works with PLX pid? EFIlive
  22. Camaro Tuners?
  23. going rich at WOT by fuel trims at the strip, give me a hand please?
  24. Predator Question
  25. car surges, bad battery?
  26. LC-1 7 wire, wiring question
  27. PCM swap
  28. IFR Question
  29. H P tunner tunning a hot cam
  30. Help! Efilive tuning for 38lb Delphi (white) inj.
  31. looking to start tuning my camaro, help
  32. Will it hurt?
  33. EFI Live Maps
  34. case relearn
  35. GM Service Calibrations
  36. SD-VE TUNING WITH WB- Parameters??
  37. Fatal PCM Damage?
  38. Can Flashscan read HP Tuners?
  39. Help a novice out: Tahoe related...
  40. PCM Flashing
  41. Want some info on crank re learn
  42. anyone running dual WBO2s?
  43. dead 02 sensor(s)? help please
  44. diff between 99 - 04 PCM ??
  45. When is CASE Relearn Needed/Required?
  46. starting to tune
  47. tuners
  48. what can be done to fix jumpy idle at times, fuel or spark?
  49. Cae still surges...
  50. still need help with my P0300 code!
  51. I have no clue maybe you do.
  52. !EGR modify O2's?
  53. Wide band 02 sensor placement-before or after the cat?
  54. stuck in open loop?
  55. Crane Powermax Tuner
  56. computer ?
  57. Bad spring causing cam sensor code?
  58. What's the proper way to get into SD mode?
  59. Programing Help
  60. Need help quick...
  61. timing???
  62. 2002 WS6 - M6 to A4 swap, tuning question (HPT)
  63. Dyno Tune or HP tuner On The Fly???
  64. Downloading Perfromance Tune from the NET????
  65. octane boost
  66. Attention Cartek or anyone using their C6 TM module.
  67. TPS sensor?
  68. what values show as KR?
  69. re-set pcm!!!!????
  70. Clear SES Light/Code with EGR removed...
  71. Help: P0208 Code
  72. Anyone have HPtuners for an 03 vette?
  73. Wideband O2 options...
  74. Put LTs on took off EGR/AIR now runs 14's
  75. hpt, how in the hell can i smooth my idle air table without messing the numbers up
  76. Car died at 75
  77. Plx Wideband. Opinions needed
  78. rpm surge cold start, some hot idle
  79. Wierd results from LM-1 tuning
  80. Hacked computer, how can I get into tow/haul mode?
  81. ve table on 98?
  82. How do you guys rough in a VE table
  83. Help!!!!!
  84. Want To Start Tuning
  85. LM-1 and your stock narrow band - Questions
  86. Does anyones idle go to crap in the heat?
  87. Logged...
  88. Unmetered air through PCV causing lean issues? Need advice/opinions...
  89. worth paying extra for new 2002 helms manuals instead of 99 set much cheaper?
  90. tuning software question
  91. car running rich
  92. Need some help...
  93. CMP High Voltage
  94. Hypertech worth the $$ ?
  95. egr and air
  96. LS1Edit contact only by fax? No reply - boo
  97. Mass air Flow problems??
  98. MSD 7AL-3 Ignition on LS1
  99. Need to install an auto lockup switch..
  100. P1153 again!! Help
  101. IAC counts & TPS voltage w/ Shaner 3
  102. Need assistance with diagnosing hesistation problem
  103. Timing Tuner & LS1 Edit
  104. Does misfiring = hp lose?
  105. Switching from a 00 to and 01 single VE table program
  106. what causes ping
  107. HELP! Alarm system is preventing my car to start!
  108. MAF sensor low frequency
  109. Finally got it running sort of.. lost on stft and ltft
  110. P0420 code
  111. EFILive AutoTuning - Step-by-Step Document
  112. Spark Problems
  113. p0153 code
  114. Autometer tach probs NOT the usual (done the search)
  115. getting knock
  116. help with LT1 edit tune...
  117. 2 altenators dead in 2 days!!!
  118. One lterm locking at 0, the other not?
  119. Flashscan guy's, what do you think about this tuning methode with flashscan?
  120. Help W/ S/C timing....
  121. Catching hell with HPtuner shift points?!?!?
  122. what the hell, new and "better" o2s oscillate like crap
  123. Negative LTFTs needed after VE tuning? Best way?
  124. anyone use a PDA?
  125. Voltage, can tuning affect this?
  126. DTC P0333 Knock Sensor 2 Circuit High Input (Bank 2)
  127. How do the Drive and Park spark tables effect driving?
  128. ls1edit ????????????
  129. Tuning from in-dash PC "On-The-Fly"
  130. Open loop tunning
  131. tech gods come on in!
  132. O2 readings???
  133. EFIlive V6 and/or LS1edit work with LC-1??
  134. LC-1 problem but no response from Innovate
  135. Check Gauges???
  136. where are the LS1edit files
  137. could carb cleaner kill a mass air sensor
  138. Tune myself??
  139. looking for .bin
  140. Re-flash with Edit M6 to A4 switch
  141. pcm injector drivers
  142. How will my car run with 28" tires and no tune?
  143. Crazy knock count??
  144. Anyone have a HPtuners bin file for a 408?
  145. No Fuel / No Spark Bank2. Bank1 Normal
  146. Fans turn ON/OFF not like I set it???
  147. Is this a tuning problem or vacuum leak?
  148. Starting problems?!?!!?
  149. ASR turned off, but car still responds like ASR is on.
  150. timing tuner instructions
  151. Cluster Problem
  152. Cam Guys Help me understand why my tuner played with Park and Drive Spark Tables
  153. HPT A4 Shift question with 3:73 Gears ,Rpm=Mph?
  154. heat soak
  155. Timing issues
  156. injector questions
  157. is my ltft/stft/Ve table close enoug? (SD mode) cant get much closer
  158. What A/F is good at part throttle?
  159. emissions
  160. Smoothing VE Table after SD Tuning With FlashScan?
  161. Anyone have a LS1Edit or HPtuners file of a tuned G5X3 car? or something similar?
  162. Swaping bad PCM with locked LS1Edit
  163. Removed Air Fittings But????
  164. Maf ???
  165. Ses Light went on please help
  166. MAF tuning
  167. Help! Im running lean!!
  168. Need help making my car driveable (just put big cam in!)
  169. Scanner Problem......
  170. ls1 edit problem w/ procharger
  171. Any Help Appreciated
  172. Electronic boxes under the dash
  173. Dyno Video
  174. What scanner can read live data?
  175. can't read or write to vcm pleas help
  176. Tuner in Seattle
  177. look at these screen shots of the o2s, are they ok?
  178. any one willing to delete some stuff for me?
  179. my car wont idle after startup
  180. SES light knock sensor?
  181. Peak torque tuning
  182. Need advice getting street legal in CA
  183. Baffled... Bank2 extremely lean Bank1 normal
  184. Major hesitation issues in a 98Z
  185. Please help...somebody sell a VATS bypass module?
  186. map sensor??
  187. Misfire no codes.
  188. Open Loop Question
  189. service vehicle light for oil change- searched to no avail.
  190. Fuel pressure loss-Can it be in the tune?
  191. Supercharger Tuning
  192. 94' and 95' PCM swap for programming?
  193. Where to tune
  194. dynamic airflow spikey at idle, rpms vary
  195. Wideband location
  196. Help! Car shifts incredibly rough! in SD mode
  197. High vs. Low Impedence Injectors...
  198. Where did Soundengineers MAF Work Sheet go?
  199. copys of tuning files
  200. Help: car runs way rich all the time except WOT!
  201. Knock Sensors
  202. loosing power
  203. MAF Spread Sheet and Excel Question?
  204. Tuning for headers-HPTUNER?
  205. 2 Bar Map part # needed and any info with it.
  206. Crane tuner
  207. Anyone tried a Ford or Dodge VSS?
  208. Will I have to reprogram after Injector Swap?!
  209. Innovate Wide Band Controller Sale!!!!
  210. pinging with 93 oct
  211. Is MAF used AT ALL in open-loop?
  212. scaling IFR table
  213. LS2 Predator: Coming soon (RWTD gives FREE custom tuning w/ purchase)
  214. NEED A TUNE>>>HELP
  215. WTF -closed loop?
  216. Predator
  217. LS2 Predator programmers coming soon!
  218. SES Light???
  219. Questions on Battery and PCM ground
  220. what kinda gm/cyl are you seeing
  221. Closed Loop SD Tune
  222. Will a tune help this?.....
  223. Ecm won't reset?
  224. Dead car - P0300 random misfire, no start
  225. RWTD has ordered HP Tuners 2.0!
  226. Supid asshole code, need a hand
  227. HP ReTuners, VE Calc, RW Dyno, Performance Analyzer
  228. What to values do you expect to see?
  229. Different Forum for LS2
  230. Low, Low Voltage, barely making spark???
  231. shoud i get my car tuned?
  232. How about a Repository for us using FlashScan??
  233. Cams and tuning
  234. car dies under boost????
  235. Got Wideband Readings with Dyno yesturday
  236. 6 speed having issues with idle and A/C
  237. Wide band mount with STS?
  238. Crankshaft position sensor problem??
  239. po172, and po175....
  240. New Brake Lines now Service Vehicle Light
  241. retune after swapping injectors?
  242. 2-3 cylinders down.Any answers?
  243. LS2 tuning out yet?
  244. Gauges (RPM, Fuel, Temp) dropping to nothing... where to start?
  245. Retune after Cam Install???
  246. LS-1 edit and FMS 42lb injectors
  247. Tuning question.
  248. 8.1 injectors and strangness
  249. fuel pressure question
  250. Using A Diablo After Tuning With Ls1edit?