View Full Version : PCM Diagnostics & Tuning



  1. Trying to install Edit another computer???
  2. Surging and Timing
  3. Spark Correction Adders
  4. LC-1 Problems
  5. Afr?????
  6. Air System Failure?
  7. some knock part throttle, wot, but everything else looks ok??
  8. Need some info....
  9. ls1edit will not connect to pcm
  10. DFCO disabled to tune...why re-enable it??
  11. TPS problem.
  12. Any more news on HPT 3 bar map sensors yet?
  13. Tech Edge Question
  14. Removing Air, rear O2 and EGR....SES enable On or OFF
  15. bcm differences?
  16. where is the HP?
  17. open loop idle issue
  18. Has anyone seen this before?
  19. Hptuners?
  20. Porting the MAF with an A4, related to SD tuning
  21. question about hpp3 and tune
  22. idle drops when moving a few mph, can i stop it from happening?
  23. ls1edit
  24. Jet chips-- how helpfull are they
  25. Removed rear O2 sims, not throwing a code?
  26. posted this in external engine, decided this is a better place......
  27. few screen caps of my SD logging
  28. Issue maintaining idle....
  29. LS1 Edit / XP Install Issue
  30. --- 3 --- Whats this mean?
  31. How long does it take driving with MAF fail set to 0 before it truly fails over?
  32. Please Help me tune My VE Table With HP Tuners
  33. O2 sensor wiring
  34. Need Help passing State Inspection.
  35. SES light randomly
  36. When the battery voltage gets below a certain number, does the idle go high? (2000+?)
  37. Shift light in HPT?
  38. HPTuner 00 to 02 pcm swap?
  39. What all needs to be disabled for SD mode VE tuning?
  40. Does weather affect VE tuning?
  41. Now attempting 2-bar SD: Problems and questions!
  42. Anyone Know How to Tune an A4
  43. do i need a tune?
  44. rear vette o2's for longtubes...Is mine right???
  45. Now What? P0336
  46. Crazy Lean trims after Vararam install..
  47. P0327 causes KR?
  48. Completed 1st SD tune log. Have question about making editing VE table.
  49. Throwing a code...
  50. Do any of these MAF calculators work off of LTFT differences?
  51. Help quickly--Is there a handheld tuning device that won't interfere with my LS1edit?
  52. Where Should I put My LTFT Boundaries At with my HPT?
  53. hptuners ?'s
  54. PE Enable: Mode Delay RPM, Insight?
  55. newbie tuner question closed loop vs open loop)
  56. Tuning a big cam -- details
  57. RC Enginnering 750cc Injectors Can we use them?
  58. Tuning A4....what first?
  59. HP Tuners 2.0 Update
  60. Did LS6 swap now throwing a code??????
  61. tuning for a turbo
  62. Removing Knock Problems
  63. BS3 or FAST XFI ?
  64. Need help with HPT, PE table tuning (w/screenshot links and logs)
  65. P0171 & P0174
  66. running lean
  67. PCM Tunning (Who to Use???)
  68. Anyone with HP Tuners for a 99 LS1 Need to see MAF Table
  69. fault code on an lt1
  70. VE tables
  71. Strange Fuel Delivery Problem HPT
  72. Were do I go to download the latest LS1 Edit Update?
  73. Cold start-high RPM-ported TB on Vette
  74. What is AfterStart Enrichment Initial Adder VS. ECT?
  75. Used the RAF Sheet
  76. weird TCS light coming off and on
  77. 2 computers
  78. hptuners connection problem
  79. Do I need to do anything to run 28" tires?
  80. HPTuner KICKS LS1EDITS ASS!!!!!!!
  81. 97 vette pcm
  82. warm start idle
  83. EVAP purge operation and PCM compensation
  84. MAF Translator did the job...
  85. ZO6 cam, LS1 engine- engine map anyone?
  86. MAF Scaling/FT's
  87. WANTED: Injector clip retainer seal ??
  88. Does anyone in the DFW are do LT1 Tuning
  89. tuning for longtubes??? o2 location screw things up??
  90. Does Ed Wright lock LS1 pcms?
  91. LTFT Boundary Changes
  92. AutoTap Question???
  93. Tuning Decision
  94. Timing advance on 01-02
  95. lc-1 wideband install ??
  96. No CD with hp tuners????help
  97. Tuning options ????
  98. What *should* happen?
  99. Is it worth it to get LC-1 with XD-1?
  100. This is F***en killin me.
  101. Wait times on BS3?
  102. Predator - Idle Speed Q?
  103. How much for a dyno tune for basic bolt on car?
  104. SD tuning throw MAF code?
  105. NO Start BCM issues?
  106. Running Pig Rich at Start up
  107. Question?
  108. LC-1 wideband trouble
  109. newb question about hptuners
  110. Please Help me with HP Tuners and IAC
  111. Deleting EGR and AIR!
  112. VE tunes and weather changes
  113. LS1 EDIT question
  114. I have abad idle feels like a misfire
  115. Lean AFR for MPG
  116. MAF Question
  117. Threw a Code P1415. Can someone help me.
  118. Crap load of codes
  119. Vinci Tuner for 98
  120. Do I still need these
  121. Crane/Vinci tuners effective on modifications?
  122. New to HPtuners, Quick question.
  123. Going from SD to MAF creates crappy idle.....
  124. Are the tuning guides incorrect or do we just not have the ability
  125. Ape Crooks And My Pcm!!!!!
  126. could my SLP MAF be the problem?
  127. P0103,2wks,1wk,every second
  128. Where to start with HPTuners???
  129. Cannot change MAF values in HPTuners . . . Need help !
  130. P0101 Code on Cam Car
  131. Will factroy LS1 maf work as blow thru/turbo setup?
  132. Good all around chip?
  133. EFI-101 Monthly Newsletter
  134. Predator?
  135. Coil Relocation & Advance
  136. What do you think off LM-1: Digital Air/Fuel Ratio Meter
  137. New to Tuning and Having Problems
  138. 2 bar MAP Question
  139. And Someone said a customizable dashboard isn't needed...
  140. P0175
  141. HP Tuners '97 Corvette
  142. Trouble with LS1Edit connecting
  143. Tunning, is this correct?
  144. Dead spot?
  145. ALOT of misfiring from 5300-redline
  146. Help Please - Need basic tune for 402 Iron Block Stroker
  147. Just ordered HP Tuners
  148. po300?
  149. Need help !!! no idle on hot start only
  150. RPM limit of stock PCM?
  151. Need Help with HPTuners and VE Table
  152. Tuning over Week
  153. 2000 Z28
  154. Rear O2 codes delete
  155. car idles at 2000rpms?
  156. need help please.....!!!!?
  157. where to tune idle spark for cam?
  158. Stupid Question from wire mod...
  159. threw a code p0300
  160. HPP III Shift points
  161. my upgrades...LSX
  162. advantages of running SD vs MAF???
  163. Speed Density tune write up??
  164. Tuning over 105kpa in HP Tuners??
  165. ATAP users ???
  166. ls1edit? base spark table vs main spark table
  167. Car wont Start. Help.
  168. How much timing to add to stock tune
  169. will hp tuners work with my dell 5100(serial port ?)
  170. What is the best tunner for LT1?
  171. Maximum knock recovery rate?
  172. Cannot seem to run without MAF for tuning VE
  173. what the the computer requirements for HPtuners
  174. Need help with LTrims with my tune.
  175. Can't change WOT A/F
  176. Big Block Chevy With Stock Computer
  177. Any hand helds worth the $
  178. What Car Chips are best?
  179. Hypertech Shift Point Table?
  180. See this Dyno Sheet! Why does HP drop off at 5,200 RPM
  181. Another pretty picture...
  182. high idle when slowing down.
  183. Wideband Oxy sensor as primary
  184. surging in OD under 1200 rpms
  185. How much total timing at WOT??
  186. TUNING MAF TABLE help...
  187. Can you change...
  188. effects if high fuel pressure?
  189. I am on the fence...stick with HPtuners and go 3 bar or go with Megasquirt
  190. Accel 6 DFI Help
  191. Predator speedo fix....what is it??
  192. ls1 383 tunning questions
  193. Is this a good way to tune afr w/o wideband?
  194. Will a '99 PCM work with a '98 motor and tranny?
  195. Need to lower A/F ratio across the board
  196. How do you reset PCM? Erase prior codes
  197. Does Predator monitor coolant temp?
  198. Trivia Question
  199. EFI University
  200. LM-1 Firmware upgrade... require O2 recalibration???
  201. Tuning Vig Multidisc 3600
  202. Which way do you use??????
  203. car dies at stop signs or low RPM's when in drive
  204. What is the best tunner for LT1?
  205. PCM Identifcation
  206. will i need a tune?
  207. rpm drop when turning at low speed
  208. Injectors pegging at 99%
  209. Stock PCM Installation
  210. security light while driving
  211. Ignition Problem-Optispark Distr. Unit? HELP
  212. HPP3 broke........
  213. VE and MAF done, what to log for Idle fine tuning?
  214. HPT monitoring?
  215. Run car w/o MAF Sensor in SD all the time ?
  216. HPP3 Question
  217. Part Throttle Timing - Advantages/Disadv.
  218. question on dyno tunng
  219. density altitude calculaton?
  220. F.A.S.T. 90/90 Help Please
  221. help on hptuners options
  222. what does it mean when your car surges at idle?
  223. MegaSquirt up and running in ZAngel's car
  224. Maf Table Dialed In, but a few ???s
  225. Really odd MAF readings...
  226. Converter locks and unlocks while driving on freeway(misfire already increased)!
  227. Part Throttle vs. WOT
  228. Getting pinging at 2k rpms in 5th and 6th
  229. Preditor hand held tuner
  230. Does this sound right
  231. Analyze my dyno sheet. p1-sc 6# on stock engine.
  232. Tuning Analyst Spreadsheet
  233. WOT too rich, any ideas?
  234. Dyno Jet is GIVING me abrand new dyno!
  235. In Car Wideband help?...
  236. PCM question
  237. Dynamic Cylinder Air Chat
  238. 02 question
  239. O2 sim???
  240. Tuning Racecar on Dynojet
  241. LFT and STFT ?
  242. P0133
  243. Newbie with HPT...just installed ATI procharger
  244. SVO green top 42# injector question...
  245. What is this code?
  246. RPM Gauge off
  247. Problem VE tuning
  248. Pics of ls1edit scanner
  249. Tach stops moving at 6600 rpm on dyno
  250. just replaced airbag module?? now what???????