View Full Version : PCM Diagnostics & Tuning



  1. GTO: Lingenfelter MAF Wiring Assistance
  2. IAC counts high and dont change
  3. LT1 running 24x efi swap, hesitation, stumlbling
  4. Quick help, wiring AEM UEGO to EFILive v1
  5. Vortech
  6. 4 wire harness conversion
  7. PCM help
  8. Can losing PCM sync with datamaster indicate a bad PCM?
  9. Car will not start (Very little spark)
  10. MAF problem..
  11. Exhaust Leak at WB
  12. HP Tuners website down again?
  13. best tuner for FI in the dfw area?
  14. First time tuning question, testing waters
  15. 6.0 LY6 keeps backfiring (pop) through the intake
  16. le2 cam degreed to spec from comp cams
  17. Best DynoTuner in or near Wisconsin
  18. 01 ls6 no throttle response code error p0122
  19. Please critique my first tune !!!
  20. SS wont start-pop hood-starts?
  21. SS wont start-pop hood-starts?
  22. Car Falls on its Face
  23. accel DFI problem:
  24. How much timing
  25. 2011 Camaro - Dealer detect reflashes?
  26. ECT sensor
  27. datalog and misfire
  28. P0121 with NO a/c
  29. looking for help using hp tuners in Indiana
  30. P1870 Tuning Issue
  31. Hypertech programmer
  32. e38 standalone, no power to MAP,ECT and alll 5volts form gray connector
  33. Best place to get big stuff 3 (bs3)?
  34. Running A/C causes SD car to get real rich
  35. A/F Using a ScanGauge 2?
  36. Help odd STFT issues
  37. PO174 System too lean (Bank 2)
  38. engine dies when brake booster is blocked
  39. Master efi tuner - gm efi available!!
  40. In Memory of Shawn Sankey
  41. Strange fueling issues...........
  42. south eastern tuners
  43. HP Tuner TCS patches - Do I need them?
  44. Tuning Tips
  45. no spark new cam and crank sensors
  46. PCM Issue/Question?
  47. HPT with FIC 160's - Need help
  48. security light flashing after tank swap/diy two pumps
  49. Is HP Tuner for me?
  50. VE correction factor?
  51. 2 Bar OS and Emissions
  52. performance tuner
  53. hp tunner
  54. LC-1 wiring question
  55. Readiness monitors and an OBDII emissions test
  56. Advance the odometer?
  57. new to tuning with hp tuners
  58. Obd2 code
  59. Low speed surge
  60. Trying to contact an HP Tuners Rep
  61. New to tuning, 97 lt1, 24x efic. users unite!
  62. untuned for a year
  63. Jet dynamic spectrum tuning software
  64. 1995 Pontiac Firebird Formula v8 TUNE!!
  65. Harness/pcm ??
  66. inital tune for new engine
  67. charging question.
  68. Help! Getting p0174 and p0174p
  69. Quick Frost mail order tune questions
  70. Jeremy Formato tuning & porting in Gettysburg PA August 24-29
  71. Help with A/C not staying on
  72. Wont start when warm. ?
  73. ls1 connector identifications
  74. Super lean Idle
  75. Possibly looking for a tuner...
  76. Oil pressure sensor for wideband, any way to read voltage vs. psi?
  77. EFILive V1 still availiable?
  78. Octane Booster?
  79. ECU damage after bump in the road?
  80. runs rough
  81. Question about MAF voltage readings
  82. Crank and MAF codes related? TSP 100MM MAF causing it?
  83. ECM and Harness different PN, and Service number Pinout Questions?
  84. Help with a false misfire code
  85. Does anyone remember Chris Robinson?
  86. Using DC -> AC Converter for Laptop running HP Tuners
  87. Master EFI Tuner' by Dan Maslic ?
  88. Dyno Tuning in HOT Weather?
  89. Speed density question
  90. Car Won't start
  91. What year PCM do I have?
  92. HP tuners & EFI live sale
  93. Tuning in hot conditions
  94. Wideband sensor placement for stock manifold...best spot?
  95. dyno tune or handheld. basic bolt ons.
  96. Help guys.... I screwed up my tune
  97. LS1 4L60E in 69 Camaro - bucking bad!
  98. Wideband sensor
  99. HP Tuners website down?
  100. Trying to get A/C request with PCM Serv. No. 12576106 (2003 Express)
  101. NEW O2 Sensor, getting P1133 DTC ????
  102. HP Tuners wont log into boost?
  103. anyone have a 94-95 lt1 auto modified bin file i can study
  104. hptuners question
  105. Basic "Bolt On's Tune" - Now Drilling Fan Sound on Front Driver's Side
  106. Always getting knock Retard
  107. Car not running, with fuel,spark,and compression
  108. Mail order tunes?
  109. EFIlive tuning 98 pcm
  110. Whats the normal readings?
  111. b0-239 code
  112. my tps is posessed. help.
  113. 2-step and transbrake wiring help
  114. installing hptuners with the msi editor
  115. MAF size for 408
  116. Crazy shit!
  117. 02 sensor question?
  118. tuning for gear change
  119. Shut off traction control?
  120. Can you use OIL PRESSURE 5v for Wide Band o2 in HPTuners?
  121. Is this possible? Or I'm overthinking?
  122. 3 Bar Map Sensor
  123. switched intakes
  124. can't down load bin file from site says locked
  125. Tuning question
  126. stranded. help please.
  127. Swapped 00' PCM and 4L80E into my 98' M6, what to do for PCM?
  128. Ls7 MAF - on custom split/dual Intake?
  129. Looking for good mail order tune
  130. Timing causing engine to run hot?!
  131. lt1 mail order tune
  132. local tunes
  133. injection timing
  134. Noob in tuning
  135. Bad PCM???
  136. LQ4/T56 code p0651
  137. Help !! diablo not reading computer!!!!!!
  138. Lq4 pcm help...
  139. 58x or 24x
  140. Update: High Idle Issue Finally Solved
  141. Any downside using HPTuners Standard w/EGR for WideBand input vs. using HPTuners Pro?
  142. PCM input for P/N
  143. Looking for a good tuner in the southern georgia area!
  144. tuning issue or not?
  145. hptuners Resale
  146. Need tuning advice
  147. Mail-order tuner question
  148. t rex + fast 92 results
  149. lnc 001 vs 002 vs 003 vs msd 2 step ?
  150. will this affect my tune
  151. Looking for advise on running 16 fuel injectors.
  152. few questions about tuning
  153. 2010 camaro problems need ideas
  154. Will I need a tune..
  155. 98 PCM faults in future build
  156. cartek c5r 427 readiness test
  157. Lean cruise E38/E40?
  158. '99 Z28 - P0412 and P0418
  159. Msd 7531?
  160. edcmat-l1 tuning in Germany/Austria
  161. LTFTs question
  162. Can somebody recommend a cheap scanner for a 95 lt1?
  163. Need advice on tuner \ handheld
  164. shut off ABS inop lights and correcting for taller tire size PLEASE HELP
  165. TC lockup question
  166. Tune file inside-H/C 24x, need HELP.
  167. I need help logging VE_AFR error with LC-1.
  168. Which Pin is for the tach wire on the PCM
  169. Got my hptuners in-nothing can go right can it?
  170. Need Input on Tune See Log inside
  171. Best OBDII Scanner for Multiple vehicles and multiple types of Codes
  172. Trex idle problems
  173. throttle response
  174. Stand alone pcm in my 98 Vette?
  175. Tuning the dreaded 98 PCM
  176. first tune take a look and criteque please
  177. car wont go closed loop
  178. Diablo pred
  179. New motor, strange first log.
  180. Need help with tuning!!
  181. FACTORY launch control in 2011 z06
  182. can you reprogram a gen iv ecm to run on a gen iii
  183. Help ECT -37*
  184. AEM Uego problem
  185. Driver's header is cold
  186. P0102 and P0601 codes
  187. Out of Ideas, Need Help !!
  188. SLP Custom Tuned DiabloSport II(SLP27007T)
  189. Code P1220,P1221,P1125
  190. Intake gains, MAF table scaling?
  191. a good one
  192. Engine break in. How do you tune without having miles on it?
  193. Part throttle misfire/tach jumping
  194. Started up 24x conversion, running super rich-scanner readings inside.
  195. Car just threw a tantrum.
  196. ??? for those who have widebands
  197. 26lb injectors on stock ls6 with exhaust
  198. 98 LS1 cluster reading near double tach and speedo signals?
  199. Knock Sensor Code P0327 - Washed engine bay the cause
  200. Wrong thermostat inputted in tuning bad?
  201. Vacuum under WOT?
  202. Recap... Fine tuning my tuner's mistake...
  203. Major Idle Issues
  204. Can I drive my car (new AES block) w/old tune?
  205. PCM for LQ9, Will this one work?
  206. Car is rich and cant log boost
  207. Very important question
  208. any good new orleans tuners
  209. any in car wideband have 2 sensors for l/r bank?
  210. Need an LT1 OBD-I dynotuner in the Maryland area.
  211. How to log fuel pressure?
  212. maf question
  213. e67 ecu gmpp controller kit tach hook up
  214. OBD 1 with boost adding a fuel pump - tune affected?
  215. Tune for 64' Rambler with 03 5.3 and 5 speed
  216. Switching to a 350 turbo
  217. PCM VIN Change
  218. Ngk/afx
  219. pcm help with a six liter swap
  220. 69 Camaro running like crap.
  221. 8.1l ho2s
  222. Odd MAF reading...
  223. making a standalone 4l80e controller from factory pcm
  224. Frost mail order tune on a heads/cam car?
  225. Flashing ses, no codes?
  226. Car hits rev limiter with Frost tune now. Help
  227. Timing under boost
  228. Retune for tire size?
  229. Idle Tables and Tps voltage problem's
  230. LS1 Parameters Normal??
  231. PCM corossion. How can I clean this up? Pics inside.
  232. What OBD-II scanners have data logging for knock retard?
  233. Thanks again ryans performance machine!!
  234. Injector scaling chart
  235. Diagnostic/datalogging software?
  236. gauge for lc-1
  237. Help with HP tuners
  238. Best Fuel Management for Twin Turbo First Gen
  239. email tuning??
  240. for those running xfi with any kind of injector..can i see file?
  241. anyone running two fuel/tunes
  242. P0174/P0300/P0171 codes....
  243. Bought a 5.3 Silverado, pcm is locked
  244. LS2 MAF Sensor & Harness Pinouts
  245. dyno tuning link
  246. switching from EFILive (custom OS) to HP Tuners, but want to save tune
  247. Question!!!!!!
  248. 5.3 dbc 2001 harness on 2006 dbw ?
  249. Possible bad computer?
  250. EFI live boost timing feature