View Full Version : PCM Diagnostics & Tuning



  1. HPP3 Question
  2. Part Throttle Timing - Advantages/Disadv.
  3. question on dyno tunng
  4. density altitude calculaton?
  5. F.A.S.T. 90/90 Help Please
  6. help on hptuners options
  7. what does it mean when your car surges at idle?
  8. MegaSquirt up and running in ZAngel's car
  9. Maf Table Dialed In, but a few ???s
  10. Really odd MAF readings...
  11. Converter locks and unlocks while driving on freeway(misfire already increased)!
  12. Part Throttle vs. WOT
  13. Getting pinging at 2k rpms in 5th and 6th
  14. Preditor hand held tuner
  15. Does this sound right
  16. Analyze my dyno sheet. p1-sc 6# on stock engine.
  17. Tuning Analyst Spreadsheet
  18. WOT too rich, any ideas?
  19. Dyno Jet is GIVING me abrand new dyno!
  20. In Car Wideband help?...
  21. PCM question
  22. Dynamic Cylinder Air Chat
  23. 02 question
  24. O2 sim???
  25. Tuning Racecar on Dynojet
  26. LFT and STFT ?
  27. P0133
  28. Newbie with HPT...just installed ATI procharger
  29. SVO green top 42# injector question...
  30. What is this code?
  31. RPM Gauge off
  32. Problem VE tuning
  33. Pics of ls1edit scanner
  34. Tach stops moving at 6600 rpm on dyno
  35. just replaced airbag module?? now what???????
  36. Dyno tune vs. handheld?
  37. Reccomended scan/datalogger software?
  38. cant get car to idle... i have read stickies
  39. Meaning of Max allowed Enrichment
  40. Connecting Oxygen sensors with differing plugs
  41. Anyone have a Tech 2 in PA?
  42. Hpt
  43. ls1 edit problem with 97 corvette.
  44. 12200411 PCM, wich tuner?
  45. ? ECT Spark Correction Add
  46. Looking for an EFI Live tune
  47. pretune for cam? what can i do before i fire her up!!
  48. Are all .bins created equal?
  49. Possible to make '01 temp gauge work like '98?
  50. Hypertech power programer 3 98 Ls1
  51. Constatnt P0101 code, possible MAF failure?
  52. Newb Idle Question
  53. timing tables question...
  54. superchips?
  55. Tuning fuel trims
  56. HPTuners 2.0 question
  57. LTFT not balancing, what could cause this?
  58. What's going to happen when I start up the new 11.5:1 motor with the 233/239 cam??
  59. autotap help
  60. How do you measure 0-60times with HP tuners?
  61. OBDII pinout diagram?
  62. Looking for a Forced Induction to to look at.
  63. *****Troubleshooting,please help!!!********
  64. LTFT's positive, STFT's negative???
  65. HELP, HELP please..major tuning issue
  66. Difference in wideband and HPtuners...
  67. Iam getting crappy gas milage. CAn to much timing cause this/bad o2s??
  68. 98 T-Rex .bin File Request
  69. Where did my timing go???
  70. Cant get my injector pulsewidth below 3.0 ms
  71. High Speed fan tuning?
  72. Best "Chip"
  73. Seems like the rear vette O2s didnt help p1153/p1133 for me.
  74. Bad O2 sensor or something else? (picture)
  75. Got locked HPPIII to work using a Tech2....
  76. What could be the problem with these codes?
  77. Which Ignition and Fuel Systems?
  78. Operating Systems For Hp Tuners
  79. still fighting getting my car to idle right...
  80. Lc-1
  81. looking at getting denso o2's, opinions please
  82. Diagnostic checks to pass inspection????
  83. AFR - Dyno Tune
  84. O2 sensor's
  85. tuning a nearly stock car
  86. HPTuners, I/O interface repair thread, need help getting some answers
  87. CAN I USE HPTuners to check Injectors for possible bad one?
  88. I reset my TPS to 0 at idle, WOT shifts at 7200 RPM and only 80% TPS!!
  89. Electro/Mechanical Troubleshooting, plz help...
  90. Some help and info on my 98 PCM please
  91. LS1 Tune
  92. Problem with HPT Scanner
  93. Curiosity ? About HPTuners
  94. Can trucks use Corvette rear O2s up front?
  95. SES code 0405
  96. Will Autotap Enhanced do this?
  97. Cell 22 during start up normal?
  98. What is the different O2 Parameters in HPT (listed)
  99. Will overlap cause a false rich or false lean condition?
  100. Newbie impressions of HP Tuners
  101. How to reset ltft w/ls1edit?
  102. Got my HP Tuners today and have one question
  103. MoTeC?
  104. Learning process?
  105. got proscan today!?
  106. Lean Cruise
  107. TSP relearn same as Nelson?
  108. Problem with HP Tuners
  109. LS1 Edit Question
  110. Any way to remove rev limiter...
  111. HPTuners and O2 info
  112. my results using MAF excel sheets...
  113. Anyone using ProScan?
  114. Alarm is acting Weird!!!! (Help)
  115. Car doesnt kick down when pedal to floor!?!
  116. HP Tuner purchase.
  117. Hesitation
  118. No luck with SD tuning, Help?
  119. No Way! Check this out!
  120. LT1 A4 to M6 PCM Ques
  121. STILL throwing knock sensor low input codes
  122. Welcome our new PCM Scan and TUne Sponsor
  123. HPTuners and winXP ?
  124. New era performance parts
  125. trans tune for a stock truck
  126. What data logging software/cables to buy for LS1?
  127. Fans low/hi, what temp to kick on?
  128. Search = no luck...Someone had a link to .cfg files for downloading
  129. G5X3, AFR 205, FAST 90, NW 90, 85mm calibrated MAF
  130. Any writeups on how to log, and tune IAC and Airflow
  131. $10 O2 Sims?
  132. Question about tuning programs?
  133. 97 c5 need tuner software
  134. How do I disable the MAF for SD tuning?
  135. P0240 or P0204 code (bank1)??
  136. code p0748
  137. Anyone got a Dialed in VE table for a cam?
  138. Discount
  139. Tuning 101 need to be updated?
  140. Hptuners and vortech injectors
  141. Drilled hole now what?
  142. Torque Managment
  143. Efi FlashScan
  144. Anybody have a twostep
  145. Non-flashing SES light???
  146. lc-1 and HPTuners
  147. mailorder tune ?
  148. how do I optomize spark advance???
  149. Easy question for people who changed throttle cracker/follower tables!
  150. Tuning in SD for MAF
  151. code p0171
  152. HPtuners ?
  153. how to scan/log line pressure
  154. wester's mail tune?
  155. What changes will I need for just headers?
  156. idle problem
  157. Tip KR and Burst Knock
  158. Help w/ Codes...
  159. Need some serious help, quick...
  160. car is bad
  161. MAF tuning advanced discussion
  162. Trying to tune VE tables, but LTFT & STFT won't update.
  163. SES code & Car runs horrible
  164. random knock????????
  165. Any MegaSquirt systems up and working yet??
  166. IAT in the 2000 EGR spot in the intake...just an idea...
  167. VE table: if you have a perfect table from...
  168. Idle Tuning Question
  169. Adjusting Timing for Cam?
  170. Sensor problems??? please help
  171. Copy/Paste Problems with HPTuners
  172. what A/f ratio?
  173. Dynamic Airflow ?
  174. Idle problem after disconnecting battery
  175. getting smooth sinewave o2 response
  176. What could be wrong???
  177. moving o2's for headers, how does voltage change?
  178. can't rid the ping
  179. tuning conflict
  180. High idle rough runing,Short bad ground
  181. Big differences between M6 and A4 closed loop fueling?
  182. Turbo tuning?
  183. Tach Reading Twice The Rpm
  184. Hp Tuners
  185. Reprogram of PCM
  186. pcm flashing???
  187. Problem with my lt-1
  188. usb to serial converter
  189. HP Tuners was just delivered
  190. is there any DIY tuning?
  191. Vette Rear O2s - experience / performance / longevity
  192. VE and idle
  193. Tuning VE for larger displacement?
  194. How to add a pin to the PCM connector?
  195. 98 -> 99+ conversions.....
  196. Completely baffled... one O2 bank locked rich, the other lean.
  197. MAF or SD
  198. Using HPT to Check, Test and Clear DTC's???
  199. I want to go MAF less... how do I tune it??
  200. Has anyone experienced...
  201. Hp Tuners....
  202. will it work ???
  203. wideband 02 conversion
  204. LT/ST basics????...
  205. LS1 PCM wiring diagram??
  206. Dropping Idle problem/question..
  207. I dont see a timing thread in the sticky! Set me straight!
  208. short pulse limit and adder question
  209. who would want a write up of all the "other tables"
  210. Idle problems need help please.
  211. alternator problems
  212. choosing a programer
  213. closed loop mode vs airflow question
  214. LTFTs at idle with previous "cam tuning of VE Table"
  215. Diagnostic port
  216. M6 spark smoothing?
  217. ive got a problem
  218. installed cam,still throwing po121.help.!!
  219. My STFT's are near 0 to -2 for whole histo, can someone look at my log?
  220. dyno last week (readouts!!??) HELP
  221. Went from an Edit tune to HPT and runs like shit
  222. Any Word on Vinci Handheld Tuners for 98's
  223. 2bar MAP discussion, come on in
  224. Ses P1336?
  225. LTFT question...
  226. Fried PCM
  227. question about dynamic airflow, SD tune
  228. SERVICE ENGINE SOON lilght
  229. Will someone Help me with MAF Problem with HP Tuners?
  230. 98 PCM on a LS2...no prob??
  231. Whats my best option to reset??
  232. 98 ws6 HP TUNNING tried but is coded
  233. what exactly is a knock sensor??
  234. Trouble Starting up!! Please Help!!
  235. Any place near pa thats got good tuning?
  236. What criteria sets the limits for Min/Max MAP values?
  237. LTFT Releaning...is it this much a PITA
  238. HpTuner vs. Predator custom tune
  239. How to log MAF hz in SD mode?
  240. Problem VE tuning with vette..
  241. HP Tuner owners ........
  242. Throwing codes Need Help
  243. Rev limiter
  244. '98 knock sensor update?
  245. Will this WBo2 work with HPT EIO?
  246. Is Tuning A Stock Car Dumb?
  247. Dyno tuning in NY?
  248. Need LM-1 help with power cable
  249. Tuning 101 -- Going to APE next week any tips / experiences ?
  250. CAN/ls2 scanner