View Full Version : PCM Diagnostics & Tuning



  1. LS2 coils much better!
  2. Deteriorating Idle on 2004 A4 GTO; requesting help from experts...
  3. COT Question
  4. HP Tuners and XP Service Pack 2
  5. If I want to do a tune WITH the MAF, should I unplug it and speed density tune 1st??
  6. what should i chaneg on my tune now?
  7. What's all the hype over HP tuner?
  8. Speed density user guide
  9. Lm1 users need help!
  10. Ed Wright Tune and HP Tuner
  11. can someone please help me???
  12. Need Tunning Help Asap!!
  13. PCM #P0306 & 0356 Coil Trouble?
  14. HP Tuner customer issue
  15. My comp wont put out a reading
  16. Slp Maf..
  17. Can i use a 2 step??
  18. LS1 EDIT & HP TUNERS
  19. Temprature sensor on Air Box..
  20. High idle
  21. Adding transgo + SS3800 + 3.90s: tuning question..
  22. BCM/APM (little black boxes) questions
  23. Atap questions
  24. MAFT settings
  25. Knock sensors flooded w/ H20
  26. Problem !! Help needed
  27. Granatelli MAF screwing me up a little? if so, will LS1edit dyno tune definitely fix?
  28. Stroker Motor ?
  29. stock tuning tables
  30. How to get rid of abs light after 9" install
  31. MAF Wiring Schematic
  32. Accel Gen 7 and MAF-less
  33. 2002 PCM in 99 harness will it work?
  34. Can anyone reflash a PCM?
  35. Idle tuning... sound related
  36. Best soldering iron?
  37. Need some help with a code
  38. Some new HP Tuners EnhancedIO (1.5) screenshots *LARGE PICS*
  39. my 2001 camaro won't start
  40. hi idle/tcs inop/no codes= tcs prob?? NEED HELP
  41. Meaning of Upshift Torque Reduction?
  42. battery lost tunning
  43. Check out my !MAF mod
  44. Programmers
  45. Timing drops to Zero on decel?
  46. Killed PCM! Will edit work with reflashed pcm
  47. Need to lower desired IAC counts...
  48. Confused after reading VE sticky
  49. download a custom tune to a predator from a pc
  50. no power at ALDL connector, any suggestions?
  51. Diablosport Programmer Quick Question
  52. swapping pcm's ???
  53. Excellent tuning info inside...
  54. Where is the Headlight sensor on a 1999 Maro?
  55. Got a good deal on a DiabloSport Predator
  56. Should I get a tune....
  57. How to get a big cam to idle in speed density???
  58. looking for a tuner in il
  59. Car hesitating and stumbling don't know why???
  60. Tuning Spread Sheets
  61. KR when pulling 2000-6200 rpm in 2nd gear, only
  62. Shop & Tuner in CT or near Springfield, MA?
  63. No closed loop at WOT and low eng load
  64. tuner cat?
  65. Diablo tunes
  66. knock sensor code questions.
  67. Is Anyone logging with PLXDevices M-500
  68. Tuning without the o2 sensors
  69. MAF vs. SD tunes, pros and cons.
  70. 75 lb injector tuning ?
  71. running 89ish octane on a 93 octane program?
  72. LM-1 O2 sensor lasting 2 months ! WTF???
  73. predator tuning.car is rich
  74. MAF calibration Vs. Year ???
  75. Idle Airflow: Why is it such a pain... (already searched and tested stuff...)
  76. What determines the L-Trims?
  77. EFI VEpcm and ls1edit map vs rpm table
  78. Hego sensor?
  79. SES light flashing...WTF???
  80. LS1 Edit file...
  81. What is best method to find vacuum leaks?
  82. p0101 Maf performance code after heads install
  83. Is The Maf Translator Any Good? Is It Easy To Use?
  84. Running MAF'less..
  85. Understand how MAF works - DON'T DE-SCREEN IT!!
  86. What changes for larger injectors?
  87. BULLSH** codes....po410 and p0300
  88. HP Tuners/LS1 Edit Problem/Question
  89. Dyno tune
  90. WTF this is driving me banannas
  91. Car misfire P0300, NEED HELP! PLEASE!
  92. F.A.S.T. question
  93. P0102 !?!?
  94. p0327 and p0332
  95. CA Emissions, What Are People Doing?
  96. DFI7 or FAST?
  97. How to tune high load points on VE table???
  98. help with OBD-II code P1415
  99. PCM exchangeability?
  100. Hit 12.5 A/F on the dyno but o2's read 820 on the street. Normal?
  101. how to read oil pressure
  102. 230/238 cam tune help
  103. 2002 Z06 VE table
  104. is it possible that my tps voltage is low, causing my trans not to downshift at WOT?
  105. When is cam sensor triggered?
  106. Installed h/c, idles but tries to stall when I let off the throttle.
  107. HPTuners Need some insight
  108. MAFLESS...perhaps this will open new doors in intakes?
  109. tps voltage at WOT, what should the voltage be?
  110. Does anyone have ls1edit v1.3 or v1.4
  111. Tuning timing
  112. Need help. Falling on its face.
  113. how to connect efilive to other GM vehicle
  114. AFR question mine is not right.
  115. Knock sensor short circuit?
  116. LS1 Edit
  117. Question on the PE/RPM table and A/F results from Dyno
  118. 98 maf same as 99 and up?
  119. Afr - Help
  120. New Predator software
  121. Which one is better?
  122. MAF Table Scaling
  123. Bank 1 LTFTs go positive after I let off
  124. Poll: Have you switched tuners?
  125. SES light, P0102??
  126. Accel Gen 7 Users HELP..MST Sensor?
  127. Changing Gage Cluster help
  128. can I put 2001 pcm in a 1999?
  129. HP Tuners and LS1 Edit Comparison?
  130. Help....Fuses
  131. wont respond to mods
  132. knock sensor different types
  133. HELP - Predator & Dyno Tune together?
  134. Need help diagnosing odd problem with LS1
  135. Frustrating dyno day, need some help
  136. USB to serial Connector?
  137. fuel setting on hypertech
  138. Problems with knock sensors, PLEASE HELP!
  139. Need Help FLP wont shift to 3rd at WOT (Racing Tomorrow)
  140. Shot in the dark...
  141. Need Help!!
  142. Just installed h/c and 30lb injectors, need startup advice...
  143. TH400 tuning help
  144. IFR Table for 42# SVO Injectors?
  145. Air fuel reading needed.
  146. Please Sanity check my HPTune
  147. VE Tablel Correlations - to LTFT Correction
  148. Does anyone know a place in South Florida wheres they tune C5s or F-bodies?
  149. tach install
  150. What PCM's are compatible with my Tahoe?
  151. MAF tuning question after pivot table analysis
  152. help with hypertech ...
  153. Ls1 Edit and HPP3 Possible?
  154. Best Programmer?
  155. So where is the OPTIMIZE Button ?
  156. Great Setup For Tuning At Home?
  157. Changing pulley sizes
  158. WTF...HPtuners site down???
  159. Review my LTFT and advise
  160. When tuning off the MAF...
  161. 02 pcm in 99 Truck
  162. Oil pressure reading 129 lbs.
  163. Tuning Websites
  164. I need a Hand.
  165. predator tuning with cam
  166. any way to turn off adaptive learning?
  167. o2 help
  168. How do I get a sample of higher MAF frequency?? (what kind of driving sample)
  169. Carputing
  170. Need to get a tune ?
  171. URGENT!!Need Help!!
  172. How do you figure out your (Closed Loop...)
  173. Service Vehicle light?
  174. How to get false knock
  175. Low timing, but seeing no KR?
  176. Need tuning
  177. Anyone have the IFR table
  178. Trouble code P1416
  179. Swaping LS1 and LS6 MAP sensors???
  180. Help!!!
  181. Open loop/ SD tune is killing me
  182. maybe you guys can help.
  183. Fastech
  184. Manual fan switch problems
  185. P 0160 what does this code mean?
  186. Diagnosis of Engine Codes in MO
  187. Having some MAF problems (I think)
  188. HPP3 causing gear problems?
  189. Too much gas.. fumes killing me.. Edit Question
  190. Help! PCM is not getting power!
  191. Switching from 30lb to 42lb injectors?
  192. I hope this is the right place for this thread p1404 HELP.
  193. drive cycle...
  194. Need help with predator tune stuff after headers:
  195. No open loop at WOT
  196. 0420 code
  197. Ca. Smog trouble.
  198. Help tuning M6 car with 224 cam
  199. Strange symptoms
  200. LS6 Tach Signal
  201. help, what is crank relearn and how to do it?? misfire code and cant fig. out why!!
  202. anyone have a bin for 98 w/ 4.10's in an auto?
  203. hesitation after new fuel filter
  204. My car has never been Autotap'd, having someone do it, what do I look for?
  205. Tuning basics
  206. Compatability Q: HP Tuners & Westers
  207. Unplugged the MAF and did some logging
  208. Has anyone ever been to REV EXTREME?
  209. Need a spare PCM, due to ED WRIGHT lockout!!!!
  210. Does HPP3 clear codes
  211. Is the Chip hurint my performance?
  212. Is the Chip hurting performance?
  213. check engine lights abs gone and low fluid?
  214. Smog issues....pain in the ass....HELP
  215. SES light burned out.
  216. 4l60e shifting
  217. bad try
  218. wideband tuning - AFR
  219. Differences in tune for 5.3L and 6.0L?
  220. 98 ls1 oil pressure sensor pin outs?
  221. Camaro speed limiter removal.
  222. MAF Replacement Tube for SD Tuning
  223. Service engine soon trouble
  224. Man I love this site
  225. LS1 won't let me overwrite
  226. VE tuning. I've got a problem
  227. Had car tuned, now idle problem.
  228. Non MAF-less Tuning
  229. car is sputtering and back firing. PLEASE HELP.
  230. What does a CPS sensor problem act like?
  231. Are there mail order tunes for hp tuners?
  232. Drivability tuning w/383
  233. LM-1 Wideband Group Purchase
  234. Tuning to show readiness?
  235. Mustanger helping an LS1 owner
  236. SES Code
  237. Can my BIN have KR changed and allow me to use full VE table?
  238. Bonneville SSEi problems
  239. LM1 & RPM Converter - Hook up?
  240. map sensor
  241. MAF and VE questions.
  242. Weird Starting Problem
  243. What problems can happen without throwing SES?
  244. IFR Graph - diagonal, straight or sloping down
  245. Help!!!!
  246. Help with AFR
  247. maf translator Q plz
  248. ? bout the new edelbrock manifold
  249. Tuning and outside Temp
  250. misfire in cylinders 3 5 and 7