View Full Version : PCM Diagnostics & Tuning



  1. MAF AFR Error histogram
  2. SD tune done, SWEET!
  3. what is COT?
  4. Torque Converter Code P0757
  5. EFILive V7.4 Pre-Release now available!!!
  6. crazy MAF numbers??
  7. Tuning customer cars
  8. Any1 have mechanical issue throw off tune a week after tune?
  9. Looking for a chart or the formula
  10. 3000 rpm Idle After PCM Cal. for Gears
  11. HP tuners phone number?
  12. Granatelli MAF question!?!?
  13. please help...
  14. wat are the average gains from a dyno tune?
  15. Which Wideband???
  16. Idle Issue
  17. computer tune
  18. idle question
  19. New Products and Awsome Specials!!
  20. pcm cover removal
  21. shift points
  22. Erratic idle with A/C off after TB install?!?!?!
  23. 05 CTS-V - no PCM or key
  24. Tuner
  25. Efilive cool stuff!
  26. lm-1 digital box
  27. Need links and recommendations to buying a wideband O2
  28. code P0121...
  29. Programmer bad for tranny? PLZ READ!!
  30. Can't tune
  31. BCM/PCM Issue?.. Need some serious help!
  32. is mid 13's LEAN for NA
  33. Still cant pass, o2 heaters not ready
  34. CAM HEAD Tuning
  35. VSS help
  36. Fuel boiling time vs ECT vs MAP
  37. Injectors + MAF = Problems
  38. Low MAF Freq
  39. Differances in tuning a LS2 to an LS1
  40. tuning with cut out
  41. how could you reset the pcm?
  42. codes p0102 and p0122?
  43. cheaper fix for p1637(plug on alternator)
  44. LS1 Edit tables explained, please put in the forum sticky
  45. problems!
  46. Typical tuning with these mods
  47. Untuned w/stall Question
  48. Third Gen LS1 First Drive Results!
  49. LS1Edit Gurus
  50. Tcm tuning EFI
  51. BCM/Guages Question???
  52. Accel enrichment
  53. 2 bar HPTuners OS question
  54. Quick moates roadrunner?
  55. What tables does the ECM use to calculate fuel for different modes?
  56. Wiring harness ground issue 1995 Z28 T-56 LT1
  57. programming
  58. auto ve question
  59. Does any1 have SLP's predator
  60. Jet Dynamic Spectrum Tuner
  61. Diagnosis of P0174/P0200.
  62. o2 sensor and the U-bend
  63. Best way to tune spark table
  64. At what point is stepping up from my 98 PCM to a 99+ PCM a good idea?
  65. o2 sensors
  66. blown car doesnt respond to a quick rev in N or gear
  67. Fuel Trim Cell 21
  68. code p0420
  69. code p0455
  70. Connector repair
  71. DFCO minimum TPS% ??? (HPTuners)
  72. What are these tables?
  73. 1998 Home Tuning Questions
  74. o2 sensor which is the best?
  75. New to Tuning
  76. Help with two codes... P0719 & P1626... Swap vehicle.
  77. Code p0420
  78. Need a recomendation on what tunner to buy?
  79. anyone use hi tech ???
  80. anyone logged o2 voltage at low rpm?
  81. P1336 Code - crank position sensor - multiple times what is causing?
  82. DEaler PCM reflash questions, because EFILive killed PCM
  83. SES codes
  84. DESPERATE! new head cam package will not start
  85. Starting an open-source project... suggestions for an OBD2 interface box?
  86. How simple is HPTuners?
  87. How do I reset the TPS?
  88. Stock MAF or Aftemarket?
  89. Does WOT tuning extrapolate off part throttle cells?
  90. LS1 Edit Question, most likely easy answer???
  91. Tune needed
  92. SD gurus here! Big loss in power...
  93. Gear change?
  94. P0141 & P0161 with o2 sims
  95. No code, but "TCS OFF" light won't go out
  96. tach lead wire ona 98 T/A
  97. Had a dyno tune can I still use my Predator ?
  98. in need of some help with a really different idea
  99. High idle after mail order tune
  100. flashing ses and p0300 code
  101. Standalone GEN 7 DFI install Questions
  102. tuning difference between 112 and 114 lsa
  103. Can delete only 3 codes??
  104. Decode gm part #
  105. STS Twins
  106. power programmers effective?
  107. Bolt on tuning
  108. help please! Datalog shows 4* advance
  109. ECT and MAF codes HELP
  110. need a tune...any tuners in sc???
  111. wideband with HPTuners
  112. best tuning place
  113. AFR at idle??
  114. is there a freeware program that uses excell docs
  115. dtc p1516 and p2101 after sts turbo install
  116. running like shit
  117. p1133 with stock manifolds WTF!
  118. anyone have a bench tuner or do you do tunes?
  119. Torque Management Question
  120. possible to tune with no WBO2?
  121. 12200411 PCM ('01+ LS1) conversion on an LT1? Links inside!
  122. Tuning for M6 to A4 swap on 98.
  123. PLEASE HELP! How-to improve cold start?
  124. Tuning using LTFT
  125. 1 vs 2 whats better for a wideband?
  126. need help hooking up wideband to hp tuners
  127. Ign timming on BS3
  128. what's the difference ?
  129. handheld capabilities ?
  130. ABS inop, ASR off lights on...little insight please
  131. Base parameters? Help me!
  132. My Zeitroniz wideband now has linear output, yay.
  133. FAST 90/90, IAC steps vs area?
  134. HPtuner OS ID mismatch
  135. Jeremy Formato Tuning and Porting in Gainsville 3/22/07
  136. Inline fuel pump wire?
  137. WHATS the safest best tune to do for fi??
  138. AEM UEGO gauge, analog output formula
  139. anyone seen one of these?
  140. No Tuners in Charlotte, NC area??
  141. dtc 41 code igntion control circuit open
  142. Connecting car to Laptop!!!
  143. Redline Motorsports hosting EFI Live class May 5th!
  144. Why is KR coming in on high rpm in 2nd gear?
  145. wideband O2 question
  146. looking for a tunner in (714)
  147. 65lb injectors wont idle.
  148. P0343 - I've searched the forum with no luck!
  149. Check my idle tuning approach please
  150. p0608
  151. MS3 Cam Running Rich
  152. Gauges in one Dash
  153. can EFIlive and my LM1 read different AFR values?
  154. TCC what it means
  155. basic stock just got efi live
  156. reading injector duty cycle
  157. tuning sugestions plz
  158. LC-1 Hookup question
  159. codes, o2 sensor P0135 and P1258
  160. 1 problem down a few more to go.
  161. Is it worth a dyno tune?
  162. Software speak the same language?
  163. running cam on slp tune
  164. I'm confused. HPTuners gurus help please
  165. No code after removing EGR - so far.
  166. Desensitizing the knock sensor
  167. HPT 42# injector table?
  168. Stock tune sucks
  169. Tuning my A4 car...
  170. couldnt find anybody else who had this problem
  171. Car choking?!?!?
  172. After head swap question
  173. Car won't start
  174. Need a little help wiring up my lc-1
  175. Need Tune For Sts??
  176. PLX Wide Band Problem can you help ?
  177. Programmer purchase advice
  178. Clearing PCM codes...
  179. auto VE problem
  180. ENG SEN fuse....
  181. PLX Wideband (Group Purchase)
  182. o2 woes
  183. 99 pcm fuel pump relay control
  184. car doesnt want to idle after normal driving...
  185. Tapping a PCM wire to hook up a navigation unit
  186. NJ Inspection (OBDII check and Hypertech)
  187. hypertech + grantelli mafs = bad combo?
  188. Any Handheld tuners to save 2 different settings?
  189. tune for headers
  190. Denali Wont Start
  191. Buddy's throwing codes
  192. Ls1 Edit Remove/add?
  193. VE Cell Question
  194. Turbo tune
  195. Need Help Throwing Codes After Head Cam Install.
  196. Z06 LS6 Tune vs CTS-V LS6 Tune
  197. tuning for stall
  198. LS1edit question
  199. BCM Question??
  200. Ecu
  201. ses light
  202. wow! this has really stump me and many others
  203. DTC codes ?
  204. Can I have your tune? :)
  205. why am I blowing Engine Control Fuses?
  206. MAF - vertical or horizontal ??
  207. Tuning question
  208. diagnostic connector
  209. Ls2 Autove Tuning With Wideband O2
  210. Easy to use tuning software?
  211. LS1 01-02 12200411 specs wanted
  212. ECT Problem Please Help
  213. 232/236 112LSA, anyone have a VE and Spark table
  214. Best )2 sensors for a H/C nitrous car
  215. LS1 with Megasquirt
  216. 98 PCM question
  217. BS3 tune for stock LS1 2 bar needed!!
  218. You got to br F@#$#@$# Kidding me!!
  219. Is my problem in the tune?
  220. Open Loop, Speed Density users chime in please.
  221. Tuning
  222. IAC Stuck at 300 - 02 C5
  223. Problem
  224. Has anyone run into P0102 MAF low frequency?
  225. looking for a 2003 silverado 6.0L auto tranny bin...
  226. Car stuck in open loop when idling
  227. fbody wiring on gto pcm??
  228. Tuning Help!!!
  229. Is there a table that references TPS
  230. Strange idle, bad sensor?
  231. looking for a reputalbe shop to send my RR and laptop to for software download
  232. Speed Density Tuning w/LS1 Edit
  233. Intermittent Lack Of Power. Help Please!
  234. Low RPM Boost Stumble
  235. Can you PLEASE...
  236. Crank Signal
  237. 25rwhp how much % more fuel
  238. texas speed mail tune
  239. Help with some o2 codes
  240. Passenger side O2 sensor been unpluged for months!!
  241. Bizzare issue's
  242. AutoVE tuning MS4 cam.....
  243. I need a nitrous tune - running way lean - any suggestions???
  244. 3 wire to 5 wire maf wiring diagram?
  245. SD vs. MAF car feels much better, but why?
  246. Disable po757 DTC
  247. Need Help Please!!!
  248. standalone harness and ecm programing?
  249. roadrunner and efi live update... HELP
  250. T-Rex tune??????