View Full Version : PCM Diagnostics & Tuning



  1. GTO successful datalog?
  2. PE delay???
  3. What Does This Mean?
  4. Limp Home Mode question
  5. check engine light?
  6. Helping somebody else...LTFT negative, but O2s are flatlining from actual lean mix...
  7. any help with these codes
  8. Help with atap file.
  9. computer checking?
  10. Help tuning with edit on a dyno
  11. 60# Mototrons/Siemen Dekas
  12. A/F ratio vs O2 voltage.
  13. WTF?!?!? WOT is closed loop?!?!?
  14. Do I need cats for 02's to live?????
  15. electrical problem
  16. Did my PCM decide to go on summer vacation?
  17. Tuning changes when running cats?
  18. Anyone with Innovative Motorsports A/F meter
  19. EGT to air/fuel comparison?
  20. air intake temputure sensor homemade mod
  21. Where does a tune make its power?
  22. Is there a good 'how to tune idle for lumpy cams' FAQ somewhere?
  23. o2 sensor problem
  24. I want to see your Supercharged timing table..
  25. Car wont start
  26. What all can cause P0357?
  27. VinciHP,can i use it ina 98 car??
  28. 40-41lbs/Min from MAF =.....
  29. Anyone else have no tune....running a cam, headers, stall...
  30. tune?
  31. white 02's, normal color?
  32. HPT - WOT fueling - PE and Open Loop
  33. Any F.A.S.T. information
  34. Extra length of wire for O2's cause >>>
  35. O2 Simms Necessary for ODBII Inspections
  36. my diablo died!
  37. Does your SLP MAF "flatline"?
  38. VE tables the best way to tune?
  39. any problems with using a 98 pcm and 99 A4 tranny ??
  40. fuel trim lean????
  41. Clockspring R+R?
  42. FFV Program How Does it Adapt?
  43. PCM help pls?
  44. Should I disable Torque Managment with my setup?
  45. open loop tuning, timing???
  46. How much does the exhaust system
  47. Car stumbles terribly with MAF unplugged
  48. Need some advice on parameters to change
  49. what LS1Edit tuning do I do for the mods I have
  50. Edit readout my a/r?
  51. What causes an o2 sensor to go out?
  52. O2 readings .995 to 1.000
  53. Can Stock Cam Run on Aftermarket Cam Tune?
  54. WTF is up with my SES light???
  55. 2004 Chevy Colorado LS1
  56. lt fuel help
  57. New code tonight - HELP!
  58. Whats the best software to tune LT1's??
  59. Thanks to Jason @ TSP
  60. Need HPTuner help, quick!
  61. HELP with 2-step install
  62. Reading timing on efilive
  63. running lean #5 cyl. only
  64. go buy hptuners/ls1edit or just use the $500 to get a dyno tune?
  65. HPtuners for the 98's
  66. Knock sensor code. What do i need to do
  67. HPTuners - MAP to KPA Vac?
  68. Tuners?
  69. PE vs RPM Question
  70. Open Loop Tuning W/O Wide Band
  71. Flashing Ses Light?
  72. Big Stuff have a website
  73. does iac track rpm or massflow
  74. Who carries the HP tuner?
  75. Code after Header Install - Help!
  76. Can you check you MIL status with ATAP?
  77. HPP3 & Granatelli MAF issues?
  78. hpp3 ?
  79. new to tuning....
  80. Engine shuts down in 20-30 seconds
  81. Fair?
  82. RPM sticking when car is taken out
  83. ZO6 MAF Table?
  84. Required time delay not expired
  85. Anyone ever use Chip Master Revolution??
  86. NY ODBII Inspection?
  87. Pulled my MAF tonight
  88. HP Tuners .bin file Repository -- Search for bins , upload your own bins!
  89. Help with autotap V2.05 for windows please.
  90. Cam tuners help! Car sporadically shutters with TR 224-114
  91. Not happy with Granatelli Predator
  92. What RPM to spin my stock ls1
  93. Total newbie quesiton for "what product do I need"...
  94. Electical problem or pcm problem or both?
  95. Open loop tunes
  96. Edit file for HotCam
  97. Another + For HPTuners
  98. How slow does the ve table move
  99. HPtuners vs. Ls1edit
  100. Direct port & tuning?
  101. Diablo Question
  102. EFILive's New Scan/Flash Tool
  103. 98 HP Tuner in Detroit area?
  104. wow no one can figure this one out?!?!? PLZ HELP
  105. 98 PCM To 99???
  106. TA's got electrical(?) problems
  107. Need wiring diagram help ASAP
  108. HPTuners and ID Numbers...
  109. Maft Settings Question
  110. Need a primer on tuning a cam with LS1 Edit.
  111. Any tuning changes needed when going to TH350??
  112. Will unhooked fuel gauge cause low octane mode?
  113. Do any scanners act like the GM tech 2
  114. Diagnostic codes
  115. Scan logs, need help.
  116. multiple misfires
  117. Code Po430
  118. Any F.a.s.t. Tuning Help - 5.7 With 13.5 Psi
  119. Looking for help!!!
  120. exhaust leaks and tuning problems
  121. Wtf?? 02 Voltages
  122. G5x3 tune with an A4
  123. What WOT 02 Voltage do you shoot for???
  124. Code p0412, im clueless, PLEASE HELP!!!
  125. please help this idiot
  126. will a wiring harness for auto work on 6sp?
  127. Surge while cruising, and (unrelated) dropping revs too fast...
  128. TCS Issues? WS6 TA vert gas mileage? Possibly modded?
  129. Something I just noticed going through logs, adding PE affects Ltrims
  130. g5x3 / hp tuners anyone?
  131. Measuring and Recording Boost
  132. What is needed for stock PCM, HP Tuner
  133. Advanced Predator question
  134. 85mm MAF....4 wire vs. 5 wire?
  135. how to lean car wean coasting
  136. 6.0 swap... What do I change?
  137. Why am I slower???
  138. Cam guys quick question
  139. WTF? Car is throwing 1134 and 1154 codes?
  140. ifr usage
  141. Crazy O2 readings: offscale rich or super lean?
  142. please someone help
  143. please someone help
  144. Are LTFTs directly applied to the VE table?
  145. Mis-fires at WOT
  146. 02 Sims Not Working?
  147. bin file sharing?
  148. What to tune? (Basic Tune)
  149. realy dumb question
  150. p0412= bad check valve???
  151. Uneven fuel trim readings between banks. Why?
  152. Converter not unlocking
  153. Injector tuning with a manifold vacuum regulator...
  154. Please define, total misfire count and history.
  155. A few words about Diablo Sport customer service.
  156. HP and IFR question, idle use 80kpa value?
  157. Cheapest way to adjust Idle speed?
  158. Verify Knock Sensors Before Engine Goes In??
  159. pcm reading question
  160. Care to critique my newest timing table?
  161. Need help with basic HPTuners tune tomorrow!
  162. IAT's, ECT's and tuning
  163. N/A and Dry Nitrous in the same tune?
  164. WTF o2 bank 2 sens 1 reading 225mv
  165. Need a stock *.bin for a '02 M6 F-bod
  166. the Z is killing me
  167. At my wits end w/ lean Codes 171 & 174
  168. RPM Drops...fuel...temp...lights! HELP
  169. Reduced Engine Power Warning
  170. i need to get dyno tuned in Oklahoma area
  171. Some Tuning questions
  172. ECT vs. MAP question tuning experts inside
  173. Couple questions about Edit, please help guys.
  174. What is Code P0120
  175. how does c5 ecm determine KR and amount of timing
  176. Problem with car starting after h/c
  177. OMG I almost busted a nut
  178. DTC P1631 -- how to fix?
  179. Rough Ride after cam install and tuning
  180. rwhp HELP
  181. newbie to tuning, need help
  182. hptuners wot help
  183. Is it BAD to disconnect the Computer while the Battery is still connected?
  184. Anyone know a good site for wiring diagrams?
  185. Car "resets" while driving?
  186. Question for those who tune your own cars.
  187. Upgrading Injectors some questions
  188. need help!!!!! tuning isnt right........
  189. Cags as a window/TPS switch for N20?
  190. timing advance/retard
  191. Need help with figuring out these code problems.
  192. A/F is off
  193. Running lean on the dyno(dyno graph inside)
  194. Error p0366 please help
  195. LS1Edit getting deeper into set up.
  196. studder off the line after car is warmed up
  197. Post your tips on eliminating cam surge here!
  198. Please look at these timing historograms and give opinions
  199. CAGS used for NO MORE MISSED 3-2 shifts?
  200. hypertech broken or not?
  201. LTFT discovery
  202. What happens w/ Locked PCM
  203. Loss of air conditioning after tune?
  204. Crank position sensor relearn
  205. chips/programmers
  206. CAGS pin outs
  207. MAP reading 25 @ WOT?
  208. Predator tuning help. What temp to set cooling fans with 160 degree T-stat?
  209. tuning experts
  210. How do I reset a code?
  211. PCM swap, what are the issues?
  212. Stupid question....can wheel hop/driveline shock cause knock retard...
  213. New to GM PCM's a simple ? or not
  214. Has anybody (including professionals) eliminated cam surge? Is it just a dream?
  215. Pic of Cam Trigger Please
  216. slp speedo recal
  217. Idle good but car runs by itself after tune
  218. School for learning how to tune EFI??
  219. Anyone using FAST standalone transmission controller?
  220. Pulled Codes
  221. LT1 Tuning
  222. Error code #1153
  223. Had codes pulled
  224. Innovative LM-1 Wide band, in order to read rpm must i buy adapter?
  225. Attention - "!EGR" is a BAD thing!
  226. tuning 230+ cams on a4's?
  227. Help! Engine misfiring. Running out of things to change
  228. Odd Error codes, suspect battery / charging system
  229. Dash lit up like a birthday cake...
  230. Trying to defeat knock...log inside...
  231. Changed air filters...LTFTs went up ~8%?
  232. WTF SES comes on a month after torque converter install
  233. Car wont go past 2500rpm, LS1 Edit?
  234. How Much Tuning Will A Z06 Camw/ 1.85 Rockers Need
  235. I Need Help!!!!
  236. PCM is not giving command to shift to OD
  237. Ls1 Gurus I need some help
  238. HELP: Is there a direct plug in for the LS1 FAST or DFI or anything
  239. Need help...Code P0171
  240. Maxed out my MAF
  241. 160 Degree Ther.
  242. Paging Ryan Karasek regarding your Gen7 Standalone
  243. PE table and IFR question
  244. 85mm MAF and Tuning
  245. HP tuners rocks
  246. Throwing same codes
  247. Can VE adjustments make you lean after LTRIMS adjust?
  248. Hopefully last time: LTFT
  249. added 2 degrees to high octane timing table, no KR, but no ET or mph gain. TYPICAL?
  250. 28lb injectors on a 36lb injector tune????