View Full Version : PCM Diagnostics & Tuning



  1. HPTuners Need some insight
  2. MAFLESS...perhaps this will open new doors in intakes?
  3. tps voltage at WOT, what should the voltage be?
  4. Does anyone have ls1edit v1.3 or v1.4
  5. Tuning timing
  6. Need help. Falling on its face.
  7. how to connect efilive to other GM vehicle
  8. AFR question mine is not right.
  9. Knock sensor short circuit?
  10. LS1 Edit
  11. Question on the PE/RPM table and A/F results from Dyno
  12. 98 maf same as 99 and up?
  13. Afr - Help
  14. New Predator software
  15. Which one is better?
  16. MAF Table Scaling
  17. Bank 1 LTFTs go positive after I let off
  18. Poll: Have you switched tuners?
  19. SES light, P0102??
  20. Accel Gen 7 Users HELP..MST Sensor?
  21. Changing Gage Cluster help
  22. can I put 2001 pcm in a 1999?
  23. HP Tuners and LS1 Edit Comparison?
  24. Help....Fuses
  25. wont respond to mods
  26. knock sensor different types
  27. HELP - Predator & Dyno Tune together?
  28. Need help diagnosing odd problem with LS1
  29. Frustrating dyno day, need some help
  30. USB to serial Connector?
  31. fuel setting on hypertech
  32. Problems with knock sensors, PLEASE HELP!
  33. Need Help FLP wont shift to 3rd at WOT (Racing Tomorrow)
  34. Shot in the dark...
  35. Need Help!!
  36. Just installed h/c and 30lb injectors, need startup advice...
  37. TH400 tuning help
  38. IFR Table for 42# SVO Injectors?
  39. Air fuel reading needed.
  40. Please Sanity check my HPTune
  41. VE Tablel Correlations - to LTFT Correction
  42. Does anyone know a place in South Florida wheres they tune C5s or F-bodies?
  43. tach install
  44. What PCM's are compatible with my Tahoe?
  45. MAF tuning question after pivot table analysis
  46. help with hypertech ...
  47. Ls1 Edit and HPP3 Possible?
  48. Best Programmer?
  49. So where is the OPTIMIZE Button ?
  50. Great Setup For Tuning At Home?
  51. Changing pulley sizes
  52. WTF...HPtuners site down???
  53. Review my LTFT and advise
  54. When tuning off the MAF...
  55. 02 pcm in 99 Truck
  56. Oil pressure reading 129 lbs.
  57. Tuning Websites
  58. I need a Hand.
  59. predator tuning with cam
  60. any way to turn off adaptive learning?
  61. o2 help
  62. How do I get a sample of higher MAF frequency?? (what kind of driving sample)
  63. Carputing
  64. Need to get a tune ?
  65. URGENT!!Need Help!!
  66. How do you figure out your (Closed Loop...)
  67. Service Vehicle light?
  68. How to get false knock
  69. Low timing, but seeing no KR?
  70. Need tuning
  71. Anyone have the IFR table
  72. Trouble code P1416
  73. Swaping LS1 and LS6 MAP sensors???
  74. Help!!!
  75. Open loop/ SD tune is killing me
  76. maybe you guys can help.
  77. Fastech
  78. Manual fan switch problems
  79. P 0160 what does this code mean?
  80. Diagnosis of Engine Codes in MO
  81. Having some MAF problems (I think)
  82. HPP3 causing gear problems?
  83. Too much gas.. fumes killing me.. Edit Question
  84. Help! PCM is not getting power!
  85. Switching from 30lb to 42lb injectors?
  86. I hope this is the right place for this thread p1404 HELP.
  87. drive cycle...
  88. Need help with predator tune stuff after headers:
  89. No open loop at WOT
  90. 0420 code
  91. Ca. Smog trouble.
  92. Help tuning M6 car with 224 cam
  93. Strange symptoms
  94. LS6 Tach Signal
  95. help, what is crank relearn and how to do it?? misfire code and cant fig. out why!!
  96. anyone have a bin for 98 w/ 4.10's in an auto?
  97. hesitation after new fuel filter
  98. My car has never been Autotap'd, having someone do it, what do I look for?
  99. Tuning basics
  100. Compatability Q: HP Tuners & Westers
  101. Unplugged the MAF and did some logging
  102. Has anyone ever been to REV EXTREME?
  103. Need a spare PCM, due to ED WRIGHT lockout!!!!
  104. Does HPP3 clear codes
  105. Is the Chip hurint my performance?
  106. Is the Chip hurting performance?
  107. check engine lights abs gone and low fluid?
  108. Smog issues....pain in the ass....HELP
  109. SES light burned out.
  110. 4l60e shifting
  111. bad try
  112. wideband tuning - AFR
  113. Differences in tune for 5.3L and 6.0L?
  114. 98 ls1 oil pressure sensor pin outs?
  115. Camaro speed limiter removal.
  116. MAF Replacement Tube for SD Tuning
  117. Service engine soon trouble
  118. Man I love this site
  119. LS1 won't let me overwrite
  120. VE tuning. I've got a problem
  121. Had car tuned, now idle problem.
  122. Non MAF-less Tuning
  123. car is sputtering and back firing. PLEASE HELP.
  124. What does a CPS sensor problem act like?
  125. Are there mail order tunes for hp tuners?
  126. Drivability tuning w/383
  127. LM-1 Wideband Group Purchase
  128. Tuning to show readiness?
  129. Mustanger helping an LS1 owner
  130. SES Code
  131. Can my BIN have KR changed and allow me to use full VE table?
  132. Bonneville SSEi problems
  133. LM1 & RPM Converter - Hook up?
  134. map sensor
  135. MAF and VE questions.
  136. Weird Starting Problem
  137. What problems can happen without throwing SES?
  138. IFR Graph - diagonal, straight or sloping down
  139. Help!!!!
  140. Help with AFR
  141. maf translator Q plz
  142. ? bout the new edelbrock manifold
  143. Tuning and outside Temp
  144. misfire in cylinders 3 5 and 7
  145. I am not at home but is there anyway to disable (PE/WOT)
  146. SES light won't go off!
  147. exhaust smells = tuning issue ???
  148. NY area hp tuners software
  149. iac counts
  150. PO443 Code??? Anyone Know
  151. 1-2 shift hits limiter. HP tuner help needed
  152. Speed Density tune in and working...
  153. I saw a new Granitelli tuner for the A/F mixture?
  154. How do you control mid-range air/fuel ratio?
  155. Crane PowerMax LS1 Performance Power Tuner
  156. High Spark Table Question?????
  157. Ve table question
  158. Need help tuning for 90mm TPIS...
  159. Need a quick bit of input --->
  160. Bank 1 LTRIMS at +25?
  161. Recommendations
  162. Good deal on Predator?
  163. Question w/Predator and shifting?
  164. Need instrument cluster when swapping to tune?
  165. new to tuning
  166. how to fix bucking
  167. Need someone with autotap
  168. need help richening my afr
  169. PE Table
  170. Leaning out my A/F ratio with Edit?
  171. No live mapping?
  172. HYPERTECH Sucks right?
  173. Predator newbie, need help with my first tune>>
  174. Help Me Out Here
  175. failed emmissions, HC's too high
  176. Understanding Injector Pulse Width...
  177. How do I get Rid of this Stupid low Oil Light?
  178. HP Tuners please look @ this problem
  179. TPS Voltage at Idle
  180. Predator reset?
  181. normal misfire on 2 and 3 cylinder after new engine install
  182. Dyno Tune AFTER Predator Custom Tune?
  183. Wester's, Nelson's, etc...
  184. could my car actually be slower?
  185. Car stumbled and guages zeroed when driving???
  186. Ok guys, Need help with MAF
  187. illinois
  188. First drive with LS1 Adjustment and LS1 Edit Scanner
  189. 13.8 AF @WOT way too hot Adjust with Predator?
  190. Timing Tuner Questions
  191. headlights pop up when doors lock/unlock
  192. Expert opinion required...
  193. Problem Help!
  194. Paging NoGo for A Tune!
  195. Risk of Removing Codes P1133/1153 With Edit
  196. Safe, effective way to raise the idle?
  197. Can I tune WOT with O2s
  198. missin driving me wild!!
  199. missfire driving me nuts!
  200. Ls1 Maf
  201. WOT AFR is bouncing between two levels??
  202. Step by step SD tuning?????????
  203. Does IAC effect WOT?
  204. Best Tuner for 98s
  205. KR problem
  206. hypertech
  207. E-Tune Is Gone?
  208. what the heck are these codes!
  209. wideband o2
  210. Dyno tuner in Oklahoma?
  211. Converter locking causing car to shake!
  212. High idle problem....Suggestions??
  213. dfw tunners
  214. HPtuner help needed in NH.
  215. looking for someone.help!
  216. got ls1 edit programmer installed today and still doesn't have 2nd downshift at wot
  217. What tuning required for FAST 90mm?
  218. MAP sensor- Lets talk about it...........
  219. Anything wrong with using Boch O2 sensors
  220. New to hp tuners help!
  221. Idle Hiccup
  222. AutoEnginuity Software
  223. Best practices for open loop (with MAF) tuning
  224. A4 inconsistent shift rpm ls1edit
  225. Is Auto Tap Usefull?
  226. help me out with upping the line pressure...
  227. I have a HP Tuner question about Cruise control effect
  228. wow, got a dyno pull today...wtf to do with this mess?
  229. need help diagnosing problem
  230. have a question about bringing my car to get a ls1 edit tune for my A4 trans
  231. SoCal Tuning
  232. Big problem with my Predator
  233. Knock Retard
  234. LT Headers, now running rich where do I make adjustments?
  235. PCM Problem
  236. HP tuner?
  237. header leak? codes 420 / 430 / 1133
  238. Does the Predator have 'return to stock' feature?
  239. OBD2 LT1 Edit Probs
  240. Is there a free scanning software (or low priced)?
  241. Help
  242. Tach busted - Cam sensor related?
  243. P0736 - Reverse Incorrect Ratio
  244. Codes P0172 & P0175, Help!
  245. Another question on a Predator
  246. Used Hypertech Programmer
  247. idle tuning
  248. IAT question...ECU use F or C????
  249. New 408" on dyno, LS1edit Tuning, car acts like rev limiter 1500 rpm after WOT
  250. bad gas = P0430??