View Full Version : PCM Diagnostics & Tuning



  1. Predator Question...
  2. please help-kilometers to miles!!
  3. Hp tuner -- How to delete this
  4. Predator
  5. High idle
  6. Speedo calibration for 4.56's with diablo?
  7. added ls6 intake + 1.8 rockers/918 springs gained NOTHING at the track!
  8. VE Tuning....what temperature is ideal?
  9. Technical Injector questions, Injector comp batt volt
  10. How to engage open loop in HP Tuner?
  11. HP Tuner and A/F Ratio
  12. how exactly is the AFR of about 14.7 regulated in closed loop?
  13. VE tuning, baffled, 2000 c5, 30% swing, no affect!!
  14. Is there a cam limitation with the computer?
  15. Maf table
  16. SES light and 14:1 A/F ???????????????
  17. whats wrong w/ diablo?
  18. Alright guys, I need some help..Car's getting tuned tomorrow!
  19. Just got home from TEA....
  20. Help with my hp tunes logs
  21. ls1 edit
  22. oxygen censor?
  23. Need Help On Cam Tuning
  24. Car just accelerates to 110mph! Please Help
  25. TCC stuck open
  26. newbie pc laptop question
  27. 8 PSI still made no power???
  28. best way to tune
  29. Bad cam sensor - now what?
  30. Computer crashed so now I lost LS1edit
  31. dyno tuning in 2 weeks, what to expect?
  32. kr when converter unlocks-tranny downshifts?
  33. MisFire
  34. Help my trip odometer auto resets back to 000.0
  35. AFR or Timing power loss/gain
  36. Need Stock File
  37. Zeitronix WBO2 GP
  38. Zeitronics WB o2 for $279. anybody use one before
  39. Mafless VS Maf open loop?
  40. Can you mix O2 sensor brands side to side?
  41. Surging while cruising with light throttle
  42. injector
  43. Code 0172 only?
  44. Ltrims & Supercharged cars, what a pain in the....
  45. Diablo Predator(Hurrcaine Iven)
  46. Push clutch pedal in, RPM's drop way below idle
  47. LSX 90 w/FAST 90 TB idle tuning
  48. people using hptuners in Texas, south OK, sw AK or west LA come in!
  49. GM messed my Z up
  50. [B]injectors shut off, cant figure out why[/B
  51. P1416
  52. Tuning software
  53. car had ls1edit before i put in the 383 assembly, what now w/ hp tuners?
  54. I've aquired autotap HELP!!!!!
  55. How much power can be gained by going from
  56. bogging problem...........fuel pump??
  57. cruise control not working no blown fuses
  58. Ltb2 10.5
  59. Tripometer Randomly Resetting and other probs
  60. PCM code P0430
  61. not to throw a wrench into this whole negative Ltrim = 0 WOT ltrim but..
  62. MAFLESS VE Tuning
  63. Bad o2's
  64. How to fix "railing" O2's??
  65. "Real Time" LS1 tuning for the US Market.
  66. Used HP Tuners for the first time today!! :)
  67. Multiple codes - short circuit?
  68. Dumbass 87 octane
  69. 94 Lt1::Going from 52mmTB to a 48mm stocker????
  70. traction control
  71. what does ve actually stand for? etc.
  72. (LS1Edit) Ltrims by RPM, sudden change from + to -
  73. (LS1Edit) Car is lean on initial WOT tip in... what to change?
  74. Need Help ASAP! Unable to connect to PCM!
  75. Cylinder Volume
  76. Generator Code
  77. P0336, questions!
  78. Cyl Volume
  79. My PCM is done, where to buy a new one
  80. 2 DTCs, and what do i look for to fix them..
  81. LS1 Edit: Can a table be copied in from Excel?
  82. LTB2 Running 11.7
  83. Just bought hp tuners
  84. P0123
  85. wtf.! getting this nagging PO121 code
  86. tuning ?
  87. Car keeps dying when I turn the A/C on.
  88. Mucho codes here - Yikes!
  89. Mail order pcm?
  90. Question on VMC "learning" your driving habbits.
  91. Help, P1133 HO2S Insufficient Switching Bank 1 Sensor 1
  92. I can't toggle my 121 code??
  93. 02 Z06 MAF table help
  94. po106 after h/c install.
  95. Need help , PCM trouble?
  96. TR224/114/112 tuning question
  97. Speed Density and Timing
  98. M6 and Skip Shift Question
  99. HP Tuners Question about Open Loop F/A Vs.Coolant Temp vs. MAP
  100. a/c and heater controls
  101. MAF observation I made, Holden LS1
  102. Speed density people...what to replace my MAF with?
  103. Tuning problem with STS turbo
  104. o2 voltages on decel low, because of long tubes?
  105. The infamous P0101 after BIG cam, anyone been here before?
  106. Something to consider with HP Tuner...
  107. gameover...question regarding an incomplete speed density related post
  108. looking
  109. Misfire at high speed
  110. Anyone have stock '03 Z06 LSIEdit file?
  111. WB 02 result & Question
  112. looking for pinout for bench harness.
  113. Where to start to tune new 408 with ls1edit?
  114. EFIlive flash scan VS HP tuners VS LS1 edit.which one to go with?
  115. Can't get my laptop to talk with my car.(help)
  116. slp tune?
  117. 231/237 cam red line??
  118. Help... need help asap.. 02 not cross counting with maf plugged in...
  119. Switching to 6.0L.... what do I change?
  120. 3.42 A4 guys, can I see your shift tables?
  121. how do you guys attack KR? Average or max?
  122. who has there hands on a big stuff?
  123. A/F mixture Guage Question
  124. Tranny shifting early/late
  125. Service vehicle light and crank relearn.
  126. A/C Idle issues in Y-Body and stalling when the throttle is slammed shut
  127. Survey: How much airflow at idle.
  128. Will O2 extentions affect tuning????
  129. How much HP from tuning stock car?
  130. Need the MAF Table
  131. Hot and Cold Start up surge Open Loop Question
  132. crunk down the mv on bank1/2 o2
  133. a place to tune near Greenville SC?
  134. wide bands????
  135. My theory of the Maf and its inacuracies (sp)
  136. Open loop WOT question
  137. First time user with HPTUNERS
  138. problems with a/f ratio
  139. Data logging a wb/autotap?
  140. info
  141. PCM pin assignments...
  142. O2 sensor cause a misfire? ???
  143. Initial Tuning on My First Blower Car
  144. HP Vs. LS1Edit - what is the difference?
  145. dead spot at wot
  146. anyone experienced with hptuners a few hrs. from dallas area? will pay for help!!!
  147. Going from Closed Loop to Open loop?
  148. Throttle position sensor insufficiant ac?
  149. HPtuners!!! come inside.
  150. adding intercooler, meth, and tuning
  151. Cavalier ?
  152. How to eliminate the detonation at tip-in/half throttle? LS1 Edit
  153. My MAF is the root of all evil
  154. Question for the MAF gurus
  155. knock retard and questions.
  156. If I install SVo 30 injectors what will I have to change?
  157. LS1 Timing Tuner
  158. help please car wont start after i messed with computer hptuners
  159. PCM won't hold memory?
  160. Need Advice on the PE for Nitrous Car
  161. HPTuners set the main spark table enable to 0.0
  162. Just sent an email to GM
  163. HP tuners is the greatest....
  164. DTC P0101 MAF code with big cams?
  165. Hp tuners
  166. Any handheld alternative to Ls1 edit?
  167. Predator not uploading/I'm stressing
  168. ?? on a 95 trans am
  169. Can HPTuners read your PCM after LS1edit tuning?
  170. Predator custom tune any good?
  171. F-body vs C5 PCM tune..
  172. Stoich value...can someone answer some questions?
  173. Can I look at your trans table?
  174. Who is close that can dyno tune my car
  175. Aha. Don't I feel stupid. Tuning fuel trims with and without MAF plugged in...
  176. random misfire, cant figure out whats wrong
  177. A4 Predator Users!
  178. Contact info. OBD2 software company??
  179. idle timing for h/c cars?
  180. Ve tuning
  181. If I disconnect the MAP sensor can I tune my MAF?
  182. predator tunning?
  183. Desired IAC counts...jumping anywhere from 16 to 458?
  184. Explain this to me...
  185. MAF flow logs ... dips here & there ?
  186. Got my laptop for the HPTuners!
  187. High TPS voltage During Hard Acceleration
  188. Running rich causing missfires?
  189. What is your Commanded AFR at start-up?
  190. G5X3 Hot Start
  191. Could my BCM be bad???
  192. OBD II software
  193. Quick question?
  194. Help! Killed my guages, now the dang thing won't even start
  195. LTFT and multiple WOT runs
  196. 98 firebird modifications
  197. How do MSD rpm pill work?
  198. K.p.h. Default
  199. Can you have a bad o2 sensor w/out throwing a code?
  200. P0449 code-Driveability Problems
  201. How much timing are you running at WOT?
  202. FART! I gotta a P1133 code!!1
  203. Help! Car wont go into Decel DFCO
  204. VERY slight negate TPS voltage. BAD?
  205. how to connect hp to new labtop
  206. MAF question
  207. Will I pass Virginia emissions (sniffer) test?
  208. Vacuum with Hotcam?
  209. What does this mean?????
  210. Power to the PCM?
  211. hay guys need help with finding good tuninst in the bay area
  212. Please help! how to delete/revise torque management?
  213. Wideband install questions (preferably Zeitronix)
  214. OBD I ECM Scanning / Logging using a PDA - do they exist?
  215. Banks 1&2 rich, over and over again, HELP
  216. Book for tuners??
  217. Does anyone have Stock TM for a 1999 LS1 F car with HP Tuners?
  218. Hptuner 2002
  219. trans not shifting
  220. smog test question
  221. Cranking A/F ratio
  222. check engine code P0430
  223. just bought a hypertech and what setting do you guys or gals use?
  224. Upgrade my Autotap????
  225. I searched....Anyone have the real Bosch part # for the WB LSU 4 sensor?
  226. How do you tune "idle air in gear, moving, throttle closed" with HP Tuners?
  227. Car is throwing every O2 sensor code in PCM
  228. Spark Retard
  229. A4 changes with LS-1 Edit?
  230. Shifts early into OD, can tuning fix this?
  231. 98 Model ECU question
  232. 0757 Shift Solenoid Stuck on question
  233. Arlington DFW area tuner needed please read!
  234. predator
  235. hesitation
  236. New cam and the car hardly goes into
  237. Gremlins in my carss computer
  238. service engine soon light
  239. Any Nor-cal Tuners?? Help!!!
  240. 96 Saturn EGR - how does it work
  241. Dyno Tune Special
  242. FAST vs Electromotive Tec 3
  243. just installed 02 sims, question
  244. Wideband O2 question
  245. Torque by gear table???
  246. Car Wont Down Shift At WOT At Mid RPM After Trex Install
  247. Engine running hot.... PCM issue maybe????
  248. Shiftlight install problems HELP!!
  249. maf vs. frequency calibration for slp maf
  250. Need Simple Help In Picking A Tuner