View Full Version : PCM Diagnostics & Tuning



  1. how much can you detune an engine??
  2. Help! P0300, 6*kr, +16LTFT!!
  3. Dealer loaded new PCM, car feels weaker
  4. switching a 98 pcm with 99&up??
  5. Need a table.....
  6. What do you think...
  7. VE, IFR, PE, (afr)
  8. HP Tuner qustion.....
  9. diablo for 98?
  10. Help w/gear ratio shift points
  11. anybody know anything about the evap system?
  12. Strange situation -- after shift car holds an RPM then feels like it got kicked
  13. What to do with knock sensors?
  14. LS1 Edit guru's. I need help with De-accel Fuel Cut Off and Throttle Follower/Cracker
  15. question
  16. Which A4 shift table do I use?
  17. DTC P0106 H help!
  18. New heads installed and now the car bucks under light loads under 1700 rpm?
  19. lean after intake - what to tune?
  20. acting weird
  21. What parameters must be met for the pcm to ue the HOT mode tables?
  22. What should my TPS Voltage be at Idle and WOT?
  23. DTC test: SES light, why?
  24. Possible to Re-Flash Computer????
  25. o2 sensor question
  26. what all does the tech 2 do???
  27. P0101 code and superchargers
  28. How can I reset my computer to the HO Timing Table at the track??
  29. Need help on a choosing a programmer
  30. PLASE HELP!!misfire in multiple cylinders!
  31. AutoTap set up question
  32. Tach lag
  33. so what else can the GEN7 do?
  34. G5X2 tune on a G5X1 cam- lot of questions
  35. LS1Edit tuning with dual cutouts
  36. Chicken or the Egg ?? Bad 02 or rich condition ??
  37. What exactly does the VE table affect during driving?
  38. HELP!! someone in S.Jersey area
  39. code po300 and po463 after fuel pump install
  40. WOT run and the O2's are between 940 and 950, is that lean or rich?
  41. Where Do I Get Tuning Done ?????help???
  42. ls1 edit timing
  43. I really dig TPTuner but what can I read
  44. Tuning The SVO 30# ??
  45. Here is help for new tuners
  46. Gauge Questions - Opinions Needed
  47. Ok my Surge Problem is the Yank SS4000 Converter,Hp Tuner guys inside Please!
  48. PE adjustments affecting shift points?
  49. What made the LTFT's go positive...
  50. Uploading another vehichles flash file?
  51. Vette Doctors tuning
  52. What happened to ls1tuning.com
  53. Just a quick question!
  54. Help needed with tuning large cam/high stall converter
  55. why did I make no power???
  56. Help! Anyone do PCM repair in/around Dallas??
  57. Need flash file for a 99 Z28 6spd
  58. 16 volt battery any good?
  59. Help can't lean out car in PE !! w/ HP tuners
  60. Need help fast my WOT run was 13.9.1 A/F ratio
  61. Right bank LTRIMS WAY off....
  62. HP Tuners: Can you have a look at my Tune?
  63. What would cause a P0506 code?
  64. Help! Negative MAF readings????
  65. Just want to swap files
  66. How would you wire Drive By Wire into a throttle cable fbody style car?
  67. new stall / transmission
  68. Stumped on high LT's
  69. Shorted my PCM with edit. What will happen.
  70. hptuners question but for a v6 model
  71. My car is F'in with me!! It threw a code that doesn't exist!! Code P0D87?!?!?
  72. Predator?
  73. P0154 ????
  74. Engine pops then dies when going to WOT
  75. Wheel question
  76. Where to get a tune in NC?
  77. hand held tuning
  78. HP Tuners is making my VE table so purdy :D
  79. MAF question...
  80. question: if you descreen your maf, should you change the MAF airflow table?
  81. Ve Map
  82. SES light on. Help please!!
  83. Question about idle
  84. How do I Richen up my Idle with HP Tuners?
  85. New Tuning Software?
  86. HELP! O2 Simulator
  87. Stock MAF vs. Cal'd 85mm
  88. Vats problem....Edit not disabling it....
  89. VE data collecting w/ HPTnr's
  90. What Will A Tune Do For My 2k2 Ws6?
  91. knock sensor
  92. hptuners question
  93. Nx Maf Kit\codes
  94. Cruise LTRIMS and AF after injector scaling
  95. comp cam programer
  96. A4 owners, what WOT shift points did you pick?
  97. New to LS1's and Programming
  98. Code P0327
  99. where to get ls1 edit / hp tuners?
  100. HELP ME ... My Car switches cells and Ltrims go +25 ( in cell 22 )
  101. threw a code, EVAP?
  102. How can you tell if your MAF sensor is bad?
  103. Someone Please Help!!!
  104. how to turn off air bag light with tech 2
  105. 02 sensor question
  106. On a 99 PCM, is there a 12v switched lead anywhere?
  107. new to edit
  108. FTC 15 vs 22
  109. Question for those messing with the ve table
  110. So who's gonna write the book??
  111. Best Way To Tune ???
  112. A-Tap and data logging software
  113. LTFT help please
  114. Decent ECM diagnostic set up?
  115. Bring idle down
  116. Need help. P1637 code
  117. HPE is the place to go!!!
  118. O2 voltages - narrowband to wideband correlation
  119. Whats more important...correct idle airflow, or correct IAC counts?
  120. Help me understand something about tuning
  121. Setup my LM-1, WOW something is off (dyno or LM1)
  122. Mototron ECU for LS1's
  123. A4 + Cam + 4.10s = Screwed Shifting
  124. IFR scaling on PE vs. RPM tables too?
  125. Pass side window doesn't work after motor swap
  126. PC crashed - lost LS1Edit software??
  127. Car runs like crap
  128. I am about to bundle this ls1 edit stuff to a rock an sink it in the river!!
  129. hptuner-ls1edit
  130. What causes these 2 annoying things?
  131. big stuff website.
  132. will a gauge cluster from a93-97 lt1 hav the same pinouts as a 95 3.4l v6
  133. HP Tuners cable won't read PCM "HELP"
  134. Free Beta LS1 Scan software from carputing
  135. Are my 130 degree IAT readings normal sitting still in 77 degree ambient?
  136. Is their a book on Tuning PCM's or a Tutorial
  137. Dave at Ramchargers is #1 in my Book!!!
  138. Do I need to tune my car?
  139. How much is to much?
  140. Anyone ever use this HP Tuners Spreadsheet?
  141. wondering what would couse my tach to jump?
  142. HP Tuner log file, 1st time user, just want some advice
  143. low speed cruise effect.. how to stop it
  144. BIG PROBLEMS , +25 LTFT's on BOTH banks
  145. Why is my car missing, sputtering, popping through the exhaust at WOT
  146. fuel trims vs. timing for closed loop
  147. Best/Cheapest to buy new stock PCM for 2000 Camaro??
  148. does this look like false knock??
  149. help with changing shift points with HP Tuners
  150. Zeitronix WB
  151. How long before readiness test are ready?
  152. changed oil psi sender and now I have problems
  153. Extra PCM, how do I program VIN# or get VIN# programmed into unit?
  154. HP Tuner Question about IAC
  155. dyno tune
  156. Need cable for ecm
  157. Who tunes the Accel Gen7+ ?
  158. Qua Pasa
  159. MAF question
  160. false knock?
  161. scaled the injectors last night
  162. Best Place for wideband O2 bung?
  163. TRex Idle Tuning On A4
  164. eeprom flashing.
  165. Where is the Fuel Inertia Saftey Shut off Reset Sitch?
  166. Differences between A4 and M6 ecm and harness..
  167. A4 road course shift tuning
  168. just got hp tuners
  169. Can you stack an performance mod. with a programmer?
  170. Anyone running HPP3 after header install
  171. Pcm Help!?
  172. Problem ... need advice / guidance
  173. Code help??? P1626
  174. HPTuners on order, need "getting started" advice...
  175. Running Lean!
  176. Paging ChrisB
  177. before I spend the $$$
  178. Code P6714?
  179. Ported MAF ends... HPP3 tune?
  180. overtuning?
  181. HP Tuners-Removing AIR, EGR, and rear O2's, did a search, want to be clear...
  182. LM1 harness pinout requested
  183. torque management: does it affect M6's?
  184. Help What Is Making Me Go Though O2 Senors?
  185. Noob ? - HP from HP Tuners
  186. how to make tc lock in all of 3rd gear?
  187. books on LS1 tuning?
  188. Considering HP Tuners
  189. Open headers and o2
  190. Possible Causes Of +25 LTRIMs?
  191. If the engine is always going for ideal fuel mixture, how do mods lean or richen?
  192. Anybody seen this wideband??
  193. Large LTFT imbalance B1-B2
  194. Interest In C5 Laptop Mounts?
  195. how much will high flow cats skew air/fuel reading?Replacing stock post cat o2 w WBo2
  196. Whay are timing values negative in the Edit timing retard tables??
  197. What is Lean cruise?
  198. With HP Tuner what do the VE Numbers mean?
  199. Yet Another HP Tuner Question about EGR
  200. How did you install your Autometer Oil Pressure Gauge?
  201. 98 PCM Pin Assignment?
  202. i can see the spark plugs fire
  203. Mode 6 help.
  204. will 01/02 pcm work
  205. Using LM-1 as wide AND NARROW band? IE removing stock o2
  206. Paging NoGo:Question about adding timing at WOT
  207. SES Question
  208. Accel Gen7 & MSD 7AL-3 Ignition Box
  209. See if you can figure this out
  210. Can Someone Help Me Locally With Hp Tuner
  211. Pcm Question?
  212. Predator rev limiter....
  213. tunning with a diablo
  214. Low rpm KR after cam install.
  215. Has anyone turned off Throttle Cracker, and 2nd...why does my idle timing jump around
  216. Has anyone tuned off that darn IAC?
  217. Hand held tuner for cam?
  218. Corvette software into F-body PCM?
  219. How long tipicaly for RWTD to write a tune?
  220. G5X3 (and similar), care to share your Idle airflow, IAC park, and decay tables
  221. 1997 Corvette Programmer
  222. Check Engine Light.
  223. Harlan Shift light install problems
  224. High altitude Idle/MAP out of range problem
  225. EGR Removal and Timing Changes
  226. HP tuners questions
  227. NA timing tuning
  228. Drive by wire, and HPT. Help with TR220 idle tuning.
  229. Can U Reflash A Ecm With A Different Vin #
  230. Cruise Control not working?
  231. Code P0113
  232. LS1 Edit on a C5
  233. A/F mixture question
  234. how to keep idle out of closed loop?
  235. which route to go for self tuning????
  236. TCI SSF 3500 installed last night--Now Questions
  237. Turning off AIR completely in HP Tuners
  238. HP tuners tuning for headers and intake, where do I start??
  239. Car Won't Start
  240. SES/catalytic converter?
  241. HumpinSS....................................
  242. Reduce Timing with EGR Removal?
  243. knock sensor
  244. before and after tuning?
  245. Tuning for MPG?
  246. Autotap Help Pls.
  247. Reading HP Tuner Log
  248. What is the proper way to delete O2, EGR ect
  249. A/C on or off tables
  250. anybody got an hptuners file for a 98 with these mods