View Full Version : PCM Diagnostics & Tuning



  1. Lower cooling fan T-stats
  2. Do LTRIMS really mean you are rich/lean??
  3. Lterms @ -13.3 to -14.8 while cruising??
  4. Are edit updates worth the cost?
  5. Need to find a tach
  6. Different versions of MAFTs effect what?
  7. Will somebody please help me diagnose a problem with my car?
  8. thoughts on A/F/R tuning
  9. Whats the leanest a/f ratio for tuning
  10. Tuning for Race Gas
  11. Varying o2 voltage at wot???
  12. Varying o2 voltage at wot???
  13. sanity check. ltrims AGAIN
  14. Buy 85mm MAF or edit out +20 trims
  15. predator
  16. Need wiring harness rewired, whos the cheapest?
  17. Wiring Question
  18. Pin assignments and VATS help - Please!
  19. Edit and MA tuning
  20. Still getting misfire codes
  21. short in egr
  22. PCM question
  23. question???
  24. Air/Fuel Ratio Gauge Install to pcm?
  25. Crankshaft learn???
  26. Bogus Speed Limiter
  27. Ls1Edit Updates
  28. Need Dyno-Tune for a New Cam in DFW, Texas
  29. got a few problems, need help.
  30. Diagnostic Link/Port/ALDL is not working???
  31. Low-Coolant light.......
  32. New Cam (Large) and now P0106.. anyone got any ideas?
  33. Retune after exhaust mod?
  34. EGR Simulator or AIR simulator?
  35. Do cammed 98's want LESS timing?
  36. Will my AutoTap (models AT1, AT2, AT12) work on '00s, '01s, and '02s???
  37. rigging up a shift light?
  38. HESCO > Questions concerning this new LS1 Dyno tuner in Alabama
  39. High octain timing table for 98-99 cars?
  40. what tunning could be needed for a cam swap?
  41. What causes these codes, and how do I get rid of them?
  42. Question about EFILive and my VIN
  43. knock retard questions
  44. Oh my God
  45. few ls1 edit questions
  46. Auto Tap will not connect
  47. P0405 Code after LS6 Intake install
  48. IAC counts at zero before and after drilling the TB?
  49. Custom Burnt Chip
  50. SES light problems
  51. LS1/LS6 PCM ??
  52. Why is the LS1 slow to rev down?
  53. Would this work?
  54. How much timing made the most power for you?
  55. strange O2 readings
  56. What do you think?
  57. What do these sensor readings mean?
  58. SLP 85mm MAF-MAFT dipswith 4
  59. Which version of ATap to get?
  60. SLP 85mm MAF-MAFT dipswith 4
  61. 2000 CHEVY TRUCK program help
  62. Ltrims positive= reduced timing?
  63. SES and TCS OFF lights on
  64. ATAP plugged in = No Volume
  65. Any way to lower timing?
  66. EFILive help. :) LTRIMS +20 someone's RICH!
  67. 1998 to 2000
  68. craaaaazzzyyy stuff goin' on...
  69. idol problem
  70. Hypertech after tuning?
  71. using the HPP3
  72. maybe you guys know?
  73. ABS INOP light?? what da?
  74. P0410 Need some help with this....
  75. $13,000 for LS1Edit 97-03???WTF
  76. Looking for central / southern Cal EDIT tuners
  77. code po300
  78. ???
  79. Timing issues after MAF change
  80. TB mod ....
  81. throttle body questions
  82. Help > AMS's LS1 Edit will not recognize my [early] 98 TAs PCM
  83. O2 simms same as deleting rear O2s with LS1edit?
  84. What do you do with LS1 edit when you sell your car or get a different one?
  85. Service engine light
  86. Problem with HPP3
  87. Can I swap PCM's with a friend
  88. Driving car without tunning "?"
  89. ltft +25 at idle
  90. timing dip in table?????
  91. what gauge wire should I use for??
  92. Question on MAF Table
  93. How you know if you maxed out your MAF
  94. Engine Sensor Fuse blown
  95. turning mass air around throws code?
  96. Can I use LS1Edit without a dyno?
  97. Dyno Tuning???
  98. need help with an SES Code please
  99. Anyone using www.obd-2.com software
  100. No trip codes after Disconnecting AIR & pump?
  101. Increasing shift firmness
  102. where to buy ls1 edit???????
  103. Will I need tuning with headers and TC?
  104. Dyno Results From MTI DYno! Thanks MTI!
  105. LS1 edit while out of the car?
  106. ses1153- insufficient switching.....
  107. Will I need tuning??
  108. A/F ratio and high altitude
  109. Big Cam / Misfire tuning question
  110. A/F Guage o2 Sensor?
  111. How to tune for a bigger fuel pump (walbro)?
  112. SES light, knock sensor???
  113. HPP3 Good or Bad?
  114. Dyno chart request
  115. Tuning (Who's the best in Texas)????
  116. who does the best mail-in programming
  117. Old question revisited..... To correct your LTFTs......
  118. P1518 PCM to TAC serial data circuit
  119. Just got LS1 Edit, how do i tune heads/cam car?
  120. ported t.b=loss in power
  121. What do you get from this AutoTap read out?
  122. who here can flow a MAF?
  123. MAFT Help
  124. SES----P1153
  125. Deleting EGR w/ls1 edit and emmisions testing
  126. MAFT tuning
  127. Ls1 edit, 2 different computers at once?
  128. reprogram
  129. HELP???? ABS INOP/TCS/Brake light on
  130. Still getting misfire codes
  131. Throwing code! please help!
  132. LS1 editing
  133. ls1 edit for duramax
  134. Failed dyno tune
  135. Is There a Way to Reprogram an HPP3 to Stock ....?
  136. Ltft's, where should they be at?
  137. HELP...WTF CANT FIND TACH WIRE
  138. anybody try to "disect" thier LS1edit package?
  139. TUNING MY 01 zo6
  140. Rear O2 qustion?
  141. Predator tuning / data worksheet
  142. Aftermarket Engine Management System?
  143. NEED PROGRAMING FOR NEW CAM
  144. O2 sensors
  145. O2 sensors
  146. O2 extentions???
  147. Hypertech with a slp mass air???
  148. Predator real time monitoring - handy setup
  149. HELP!! my car wont start
  150. Z06 dyno'd, It needs tuning!
  151. extending MAFT wires...
  152. Lterms at 25% at idle
  153. what actually happens when you disconnect the IAC?
  154. PCM bench programming cable
  155. Need 02/03 Z06 MAF Table
  156. how much can stock pcm handle
  157. Difference in MAFT Versions???
  158. Oh boy just got it (ls1&efi)
  159. reduced power mode
  160. HELP??SES LIGHT FROM HEADER INSTALL
  161. Why is it that....
  162. EFILive V5 5.26.6 (Build 452) is available
  163. Which should I get, LS1Edit or Predator?
  164. PCM- If I swap out, does it have to be flashed for my truck?
  165. Diablo Tuning with Tr224
  166. Need instructions for MAFT
  167. How long for the computer to learn w/edit
  168. Dynomometer differences??!
  169. Tell me how to program a 2nd remote to my 98 Z
  170. Anybody using a Carchip????
  171. Whats the phone # for carputing?? I see nothing but email
  172. Has anyone READ a PCM with EDIT.......
  173. pcmcia card or usb adapter for laptop?
  174. HELP MY T1 IDLE IN A4
  175. pcm tuning rapid or eastside?
  176. Need help with wiring gauges..
  177. PCM/Tuning ??
  178. Different MAFT versions?
  179. Just out of curisoity...
  180. WOT Fuel Tunning
  181. LS1-Edit for Gear change
  182. 98 LS1 Computer Reflash
  183. 98 LS1 Computer Reflash
  184. detonation
  185. Gauges
  186. Running rich and timing too low, cause?
  187. Perfecting the LTFT's
  188. NEED HELP
  189. A/F ratio ? - dyno graph inside
  190. codes ??
  191. User manual for LS1Edit
  192. Really weird - Anyone wanna take a guess? I am baffled
  193. Anyone mounted Scanmaster by fog switch /dash plaque is?
  194. Can MAFT and HPP3 be used at the same time
  195. Knock Sensor codes 327 332?
  196. MAFT & GM's hotcam
  197. ATap basics. What do my values mean?
  198. How to create a pivot table?
  199. Autotap upgrade questions....
  200. Eng Sensor Fuse under the hood???????
  201. ls1edit help please?!?!?!
  202. Somebody explain the theory behind...
  203. Surging @ Idle
  204. WOT tuning question (PE vs RPM)
  205. Flickering Shift light
  206. Autotap Numbers.. Please help me interpret
  207. Will computer lean mixture on WOT after some time?
  208. car in garage, wires every where, tach needle D.O.A,... please help
  209. Making o2 simms
  210. Autometer tach in V6 car
  211. How to set up MAFT
  212. SCANMASTER
  213. Things you can tell just by looking at her (Predator)
  214. Will an HPP3 function on a reworked PCM?
  215. preditor questions / opinions
  216. Bad turn signal switch?? Help please!!
  217. MAFless/Speed density tuning questions within
  218. Pics of installed O2 Sims?
  219. Dynatech LT's, cat delete, true dual, dynomax bullets.. NO GAIN??
  220. throttle body question
  221. 42# Lucas injectors???
  222. Shift Points
  223. just got a P0440 code.
  224. Tuning problems with LS1edit
  225. Air/Fuel Gauge install ?????
  226. Educate me on this.
  227. Which Should I buy LS1 Edit or Autotap
  228. AutoZone o2's ????
  229. Need help with LS1edit Tuning
  230. LS1-Edit version?
  231. Diagnostic Program
  232. what to do with ATAP after H/I install
  233. HPP3-HELP!!!!
  234. New to Autotap/help TB Mod.
  235. O2 Issues please help
  236. Custom Tuning or Predator
  237. 3.73 Gears/Predator
  238. Predator fans settings
  239. Cali WS6 vs. Illinois WS6
  240. A/F ? on wideband
  241. Idle Air in Gear neutral cells??
  242. Tuning the IFR and need advice
  243. predator dyno #
  244. Rev limit by temp???
  245. TB Bump Stop
  246. Its been asked before.... but lets see if we can get a final answer.
  247. Is this the right formula to tune my MAF table right?
  248. How to tune A/F ratio with Predator?
  249. Autotap/LS1 Edit.
  250. HELP!!!! fried my computer