View Full Version : PCM Diagnostics & Tuning



  1. Confused after reading VE sticky
  2. download a custom tune to a predator from a pc
  3. no power at ALDL connector, any suggestions?
  4. Diablosport Programmer Quick Question
  5. swapping pcm's ???
  6. Excellent tuning info inside...
  7. Where is the Headlight sensor on a 1999 Maro?
  8. Got a good deal on a DiabloSport Predator
  9. Should I get a tune....
  10. How to get a big cam to idle in speed density???
  11. looking for a tuner in il
  12. Car hesitating and stumbling don't know why???
  13. Tuning Spread Sheets
  14. KR when pulling 2000-6200 rpm in 2nd gear, only
  15. Shop & Tuner in CT or near Springfield, MA?
  16. No closed loop at WOT and low eng load
  17. tuner cat?
  18. Diablo tunes
  19. knock sensor code questions.
  20. Is Anyone logging with PLXDevices M-500
  21. Tuning without the o2 sensors
  22. MAF vs. SD tunes, pros and cons.
  23. 75 lb injector tuning ?
  24. running 89ish octane on a 93 octane program?
  25. LM-1 O2 sensor lasting 2 months ! WTF???
  26. predator tuning.car is rich
  27. MAF calibration Vs. Year ???
  28. Idle Airflow: Why is it such a pain... (already searched and tested stuff...)
  29. What determines the L-Trims?
  30. EFI VEpcm and ls1edit map vs rpm table
  31. Hego sensor?
  32. SES light flashing...WTF???
  33. LS1 Edit file...
  34. What is best method to find vacuum leaks?
  35. p0101 Maf performance code after heads install
  36. Is The Maf Translator Any Good? Is It Easy To Use?
  37. Running MAF'less..
  38. Understand how MAF works - DON'T DE-SCREEN IT!!
  39. What changes for larger injectors?
  40. BULLSH** codes....po410 and p0300
  41. HP Tuners/LS1 Edit Problem/Question
  42. Dyno tune
  43. WTF this is driving me banannas
  44. Car misfire P0300, NEED HELP! PLEASE!
  45. F.A.S.T. question
  46. P0102 !?!?
  47. p0327 and p0332
  48. CA Emissions, What Are People Doing?
  49. DFI7 or FAST?
  50. How to tune high load points on VE table???
  51. help with OBD-II code P1415
  52. PCM exchangeability?
  53. Hit 12.5 A/F on the dyno but o2's read 820 on the street. Normal?
  54. how to read oil pressure
  55. 230/238 cam tune help
  56. 2002 Z06 VE table
  57. is it possible that my tps voltage is low, causing my trans not to downshift at WOT?
  58. When is cam sensor triggered?
  59. Installed h/c, idles but tries to stall when I let off the throttle.
  60. HPTuners Need some insight
  61. MAFLESS...perhaps this will open new doors in intakes?
  62. tps voltage at WOT, what should the voltage be?
  63. Does anyone have ls1edit v1.3 or v1.4
  64. Tuning timing
  65. Need help. Falling on its face.
  66. how to connect efilive to other GM vehicle
  67. AFR question mine is not right.
  68. Knock sensor short circuit?
  69. LS1 Edit
  70. Question on the PE/RPM table and A/F results from Dyno
  71. 98 maf same as 99 and up?
  72. Afr - Help
  73. New Predator software
  74. Which one is better?
  75. MAF Table Scaling
  76. Bank 1 LTFTs go positive after I let off
  77. Poll: Have you switched tuners?
  78. SES light, P0102??
  79. Accel Gen 7 Users HELP..MST Sensor?
  80. Changing Gage Cluster help
  81. can I put 2001 pcm in a 1999?
  82. HP Tuners and LS1 Edit Comparison?
  83. Help....Fuses
  84. wont respond to mods
  85. knock sensor different types
  86. HELP - Predator & Dyno Tune together?
  87. Need help diagnosing odd problem with LS1
  88. Frustrating dyno day, need some help
  89. USB to serial Connector?
  90. fuel setting on hypertech
  91. Problems with knock sensors, PLEASE HELP!
  92. Need Help FLP wont shift to 3rd at WOT (Racing Tomorrow)
  93. Shot in the dark...
  94. Need Help!!
  95. Just installed h/c and 30lb injectors, need startup advice...
  96. TH400 tuning help
  97. IFR Table for 42# SVO Injectors?
  98. Air fuel reading needed.
  99. Please Sanity check my HPTune
  100. VE Tablel Correlations - to LTFT Correction
  101. Does anyone know a place in South Florida wheres they tune C5s or F-bodies?
  102. tach install
  103. What PCM's are compatible with my Tahoe?
  104. MAF tuning question after pivot table analysis
  105. help with hypertech ...
  106. Ls1 Edit and HPP3 Possible?
  107. Best Programmer?
  108. So where is the OPTIMIZE Button ?
  109. Great Setup For Tuning At Home?
  110. Changing pulley sizes
  111. WTF...HPtuners site down???
  112. Review my LTFT and advise
  113. When tuning off the MAF...
  114. 02 pcm in 99 Truck
  115. Oil pressure reading 129 lbs.
  116. Tuning Websites
  117. I need a Hand.
  118. predator tuning with cam
  119. any way to turn off adaptive learning?
  120. o2 help
  121. How do I get a sample of higher MAF frequency?? (what kind of driving sample)
  122. Carputing
  123. Need to get a tune ?
  124. URGENT!!Need Help!!
  125. How do you figure out your (Closed Loop...)
  126. Service Vehicle light?
  127. How to get false knock
  128. Low timing, but seeing no KR?
  129. Need tuning
  130. Anyone have the IFR table
  131. Trouble code P1416
  132. Swaping LS1 and LS6 MAP sensors???
  133. Help!!!
  134. Open loop/ SD tune is killing me
  135. maybe you guys can help.
  136. Fastech
  137. Manual fan switch problems
  138. P 0160 what does this code mean?
  139. Diagnosis of Engine Codes in MO
  140. Having some MAF problems (I think)
  141. HPP3 causing gear problems?
  142. Too much gas.. fumes killing me.. Edit Question
  143. Help! PCM is not getting power!
  144. Switching from 30lb to 42lb injectors?
  145. I hope this is the right place for this thread p1404 HELP.
  146. drive cycle...
  147. Need help with predator tune stuff after headers:
  148. No open loop at WOT
  149. 0420 code
  150. Ca. Smog trouble.
  151. Help tuning M6 car with 224 cam
  152. Strange symptoms
  153. LS6 Tach Signal
  154. help, what is crank relearn and how to do it?? misfire code and cant fig. out why!!
  155. anyone have a bin for 98 w/ 4.10's in an auto?
  156. hesitation after new fuel filter
  157. My car has never been Autotap'd, having someone do it, what do I look for?
  158. Tuning basics
  159. Compatability Q: HP Tuners & Westers
  160. Unplugged the MAF and did some logging
  161. Has anyone ever been to REV EXTREME?
  162. Need a spare PCM, due to ED WRIGHT lockout!!!!
  163. Does HPP3 clear codes
  164. Is the Chip hurint my performance?
  165. Is the Chip hurting performance?
  166. check engine lights abs gone and low fluid?
  167. Smog issues....pain in the ass....HELP
  168. SES light burned out.
  169. 4l60e shifting
  170. bad try
  171. wideband tuning - AFR
  172. Differences in tune for 5.3L and 6.0L?
  173. 98 ls1 oil pressure sensor pin outs?
  174. Camaro speed limiter removal.
  175. MAF Replacement Tube for SD Tuning
  176. Service engine soon trouble
  177. Man I love this site
  178. LS1 won't let me overwrite
  179. VE tuning. I've got a problem
  180. Had car tuned, now idle problem.
  181. Non MAF-less Tuning
  182. car is sputtering and back firing. PLEASE HELP.
  183. What does a CPS sensor problem act like?
  184. Are there mail order tunes for hp tuners?
  185. Drivability tuning w/383
  186. LM-1 Wideband Group Purchase
  187. Tuning to show readiness?
  188. Mustanger helping an LS1 owner
  189. SES Code
  190. Can my BIN have KR changed and allow me to use full VE table?
  191. Bonneville SSEi problems
  192. LM1 & RPM Converter - Hook up?
  193. map sensor
  194. MAF and VE questions.
  195. Weird Starting Problem
  196. What problems can happen without throwing SES?
  197. IFR Graph - diagonal, straight or sloping down
  198. Help!!!!
  199. Help with AFR
  200. maf translator Q plz
  201. ? bout the new edelbrock manifold
  202. Tuning and outside Temp
  203. misfire in cylinders 3 5 and 7
  204. I am not at home but is there anyway to disable (PE/WOT)
  205. SES light won't go off!
  206. exhaust smells = tuning issue ???
  207. NY area hp tuners software
  208. iac counts
  209. PO443 Code??? Anyone Know
  210. 1-2 shift hits limiter. HP tuner help needed
  211. Speed Density tune in and working...
  212. I saw a new Granitelli tuner for the A/F mixture?
  213. How do you control mid-range air/fuel ratio?
  214. Crane PowerMax LS1 Performance Power Tuner
  215. High Spark Table Question?????
  216. Ve table question
  217. Need help tuning for 90mm TPIS...
  218. Need a quick bit of input --->
  219. Bank 1 LTRIMS at +25?
  220. Recommendations
  221. Good deal on Predator?
  222. Question w/Predator and shifting?
  223. Need instrument cluster when swapping to tune?
  224. new to tuning
  225. how to fix bucking
  226. Need someone with autotap
  227. need help richening my afr
  228. PE Table
  229. Leaning out my A/F ratio with Edit?
  230. No live mapping?
  231. HYPERTECH Sucks right?
  232. Predator newbie, need help with my first tune>>
  233. Help Me Out Here
  234. failed emmissions, HC's too high
  235. Understanding Injector Pulse Width...
  236. How do I get Rid of this Stupid low Oil Light?
  237. HP Tuners please look @ this problem
  238. TPS Voltage at Idle
  239. Predator reset?
  240. normal misfire on 2 and 3 cylinder after new engine install
  241. Dyno Tune AFTER Predator Custom Tune?
  242. Wester's, Nelson's, etc...
  243. could my car actually be slower?
  244. Car stumbled and guages zeroed when driving???
  245. Ok guys, Need help with MAF
  246. illinois
  247. First drive with LS1 Adjustment and LS1 Edit Scanner
  248. 13.8 AF @WOT way too hot Adjust with Predator?
  249. Timing Tuner Questions
  250. headlights pop up when doors lock/unlock