View Full Version : PCM Diagnostics & Tuning



  1. Ported MAF on H/C car, back to stock MAF
  2. LT / O2 sensor help
  3. How do you reset the PCM?
  4. Anyone ever seen Pocket HP Tuners?
  5. PCM sensor inputs
  6. MSD Ignition for Gen III
  7. VE table question #2
  8. VE table question
  9. EGR Going into intake
  10. How to tune VE on off RPM?
  11. PCM sensor inputs
  12. PCM sensor inputs
  13. q abot running lean
  14. Will an 11.4v charge effect power?
  15. Advice for first real dyno pulls
  16. how to tune IAC?
  17. 408 vette high rpm miss
  18. Knock Sensors
  19. Quick ? about 135 code.
  20. P0155 code
  21. AFR vs RPM - how lean is too lean ?
  22. Any way to convert from 98 pcm to 99+?
  23. Super Chip?
  24. Need Opinions Please
  25. Strange Problem W/Tuners...Can't save???
  26. Safe to remove battery for winter storage?
  27. fixed some bucking and dipping...
  28. lean or rich?
  29. INJ. Duty Cycle on HP tuners
  30. how to set timing on ls1 edit
  31. why is my idle airflow so inconsistent????
  32. Commanding 15.12 AFR but not getting it in closed-loop
  33. What AFR for this tuning?
  34. O2/ knock sensor problems
  35. another cam question sorry
  36. Tuning 1993 Trans Am w/ LT1 383 blower motor!!!
  37. NEED HELP!!! cranks but no start
  38. the powers of a professional dyno tune+big cam
  39. Do i still need a shift kit with new converter even though i have LT1 edit?
  40. Has anyone cured bucking with an open loop tune?
  41. Best mail order tuning (for $)
  42. T-56 to TH400 HP Tuner?
  43. EFI Live confusion
  44. tuning
  45. Besides the connector, are O2's the same for LS1 and LT1?
  46. Yet again, some thoughts/questions on bucking...
  47. Went to dyno, got random misfire instead!
  48. What happend to my AFR?
  49. Someone convince me that I want to stay with HPTuners
  50. Please Help with all of these codes and Backfiring plz
  51. Wideband? WTF?
  52. Why is this WB O2 so cheap?
  53. LF Bigstuff 3 Tuners...
  54. Tuning LTRM's with the MAF connected
  55. Tuning in the freezing cold?
  56. LS1 Edit and a Th350??
  57. Shift point calculator, accurate?
  58. Tach Install
  59. Jumping wires on the MAP?
  60. Truck misses like CRAZY when cold. What could it be??
  61. Cold start's / bigger cam.. please help..
  62. help, TCS off light goes on every time i start the car??
  63. VSS Signal
  64. MAF connector part number needed.
  65. Anyone here build 99+ benchtop harnesses?
  66. I need to locate a tuner
  67. heres how to wire an LC1 to work as a Wideband and a Narrowband at the same time
  68. RPM tach help
  69. got acceleration problems!!! help me pls!!
  70. Aftermath of Alky spray....running awful
  71. 02 silverado bin file??anybody have one?
  72. Disabling rear O2 w/ VCM Edit?
  73. cant log ltit or stit with hptuners
  74. Simle PE/LTRM question
  75. wideband location
  76. What are LTIT and STIT 's ??
  77. PE Delay RPM, confused...
  78. vehicle codes on high idle
  79. wideband w/ true duals?
  80. Anyone have a stock 2001 Z06 .bin file?
  81. wide band worth it
  82. pcm/harness/auto tranny q's
  83. Help!!! CODES AND LOADING UP BAD
  84. EFILive or HPTuners for Boost?
  85. Security light???
  86. help with a splitter cable
  87. OLFA at 1.0, cold start AFR wandered way lean !
  88. Knock Sensor Voltage Question
  89. torque managment question
  90. EFI Live how to
  91. ??? Open loop question ???
  92. 2001 injectors in 99 ta
  93. Chevrolet Cavalier VAT disable in the PCM
  94. P0420 Catalyst System Efficiency Below Threshold (Bank 1)
  95. I need some help with my timing curve
  96. PassII Key?
  97. C6 tuning and KR
  98. What wideband are you useing???
  99. OS... EFI Live.. Qs...
  100. Why did my car flatline?
  101. Anyone disable their EVAP purge?
  102. wide band and HP tuner question
  103. Flashing SES...running rough one sec and fine the next
  104. Odd O2 behavior after leaded 110 octane
  105. timing on 2002 z28
  106. timing histogram in tuners??
  107. no power down low...
  108. STS Turbo w/ 60lb mototron injectors issue.
  109. *HELP* serious problem with my car!!
  110. Mini AFC 2.2 Air fuel controller ...
  111. HPtuning or EFILiveL tuning or ls1edit ???
  112. High idle on 99 ss camaro..Help Please.
  113. Need quick help with a wire harness.
  114. maf translator
  115. Rear O2's
  116. Toshiba laptop and EFI Live flashscan
  117. Cam install help
  118. Best shift point and RPM?
  119. Where to tap into RPM for LM-1
  120. How to shut off headlights when tuning
  121. ls1edit question about licenses...read/program PCM
  122. What can I do to tune car to be more cosistant at the track?
  123. Pcm - locked, what can be done?
  124. kludge relay and Throttle..any way to disable relaxer side of it??
  125. Stock TC retard and Knock retard signals
  126. does the F-Body's ECU learn driving habits?
  127. Does the FBody learn driving habits?
  128. PE delay
  129. VE is closer, how close and MAF questions...
  130. Anybody have log file for stock 2002 WS6?
  131. Crane Powermax tuning strategy
  132. Afterstart Enrichment Table Question
  133. granatelli MAF????
  134. How much timing for 9:1 comp. 402
  135. EFILive guys, quick question?
  136. 36# low impedance why not?
  137. Looking for a LS2 tunner close Baton Rouge La
  138. For a boosted app., which tuner?
  139. Advice please: Just want to hear what everyone thinks is the best A/F margin.
  140. Idle problem...HELP PLEASE
  141. Why is it.....
  142. what could the culprit be??
  143. Replacement wideband sensors
  144. 10% ethenol blend hoses my tune?!
  145. Tuner PROBLEM LOOK!!!!!!!!!!!!!
  146. HP Tuners vs EFI Live ease of use
  147. ok prop fuel is at about zero and oscillation still sucks...
  148. Dyno Tune...worth it?
  149. PE tweaking
  150. Look at these HPTuner graphs...seeing knock....normal?!?
  151. throttle cracker question
  152. Pe table question/ifr
  153. Injector pulses way different when car gets warm?? did search.
  154. Differences in IAC Effective Areas for Various Years
  155. How to add fuel in this example
  156. Adjusting idle?
  157. A couple screen shots with a question.
  158. f13 guys..can i take a look at your timing tables?
  159. issues with timing!!
  160. Help my 1996 GMC Suburban wont Start
  161. 2001-2002 LS1 Mass Air Flow Table file
  162. Codes following Dynotune
  163. cate ls1
  164. V2.0.17 question???
  165. 97 vette with boost
  166. Front o2 sensor - quick question
  167. it says no tuning required but.......
  168. Tuning a G5X3 Cam
  169. Help with Codes
  170. Secondary Air Injection
  171. MailorderChips?
  172. '04 Serial Vats- can it be "turned off"?
  173. Code p0332 Knock Sensor Low Input
  174. P1153 Code after Trans and converter install
  175. LT1 scanner or software
  176. Please need help DTC 171 car missing bad!
  177. Can you "tune" the Cranking VE Table?
  178. whats better
  179. VE SD Tuning and Reduced engine Power
  180. Timing Tuner guys inside?
  181. Bank 1 always leaner than bank 2 need suggestions
  182. Ugly looking start-up - What's the cure?
  183. Security System Help
  184. tune help right now?
  185. First post in need of a lot of help.
  186. Desired Idle Airflow
  187. 3:42 to 3:73's
  188. ASR problem; light on, button does not respond
  189. Wideband tuning on a dyno for sealed "Ram air kits"
  190. Need a good start bin!
  191. How to make a frequency divider?
  192. Why ?
  193. HP Tuner 2 bar + MAF, will it work for boost?
  194. MAF on previous speed density cars?
  195. bucking problem
  196. Hpt ?
  197. What kind of tuning do I need???
  198. LSX PVC Question
  199. comparing my tune ?????
  200. HP Tuners vs. EFI Live
  201. a/f gauge harness
  202. Best ET with 100% stock Trans Am
  203. O2 sensors wierd, can somebody look at my log file?
  204. TREX TUNE( NO TUNING) How much to gain from DYNOTUNE
  205. LG headers and P0133 and P0153, HO2s Slow Response error
  206. Acceptable LTFT variance between banks?
  207. How do I learn to tune?
  208. timing at shift points
  209. LS1 5.7 - Turbo
  210. Can Anyone help me out? Need a tune
  211. Paging Horist....
  212. PCM Pin Assignments for 97 V6 ?
  213. Guys with Widebands...
  214. Tbryne Core Exchange Tune????
  215. is this right or wrong? ve and histos
  216. WOT vs non-WOT?
  217. tunercats
  218. hptuners not working...
  219. ls1 edit questions
  220. .bin files HELP
  221. Basic tuning question
  222. electromotive tec 2 help please
  223. what to do to get rid of p0442
  224. Tuning my WS6
  225. Superchips adapter for my car!! plz help
  226. Why does my idle quality go to he!! with warmer temps?
  227. WB SD tuning procedures ?
  228. Engine Harness
  229. which tables to correct dipping idle on decel?
  230. what is SD tuning?
  231. Tuning Newbie
  232. 2 step with LS1 edit?
  233. SD tune problem ?
  234. Odometer can easly be changed
  235. SD IDLE for a new.
  236. How to clear info in Flashscan cable?
  237. trying first SD tune, surging/sputtering horribly...
  238. Lap top for ls1 edit
  239. Idle A/F Ratio
  240. i need a in car mount for a labtop!
  241. tuning options?
  242. programmer and spark plugs
  243. VE error % histogram ?
  244. ls1 knock sensor
  245. think i got rid of my bucking
  246. 02's aren't reading!!
  247. noob sanity check please...
  248. after changes the MAP at WOT went down, not good?
  249. Should I Remove Jet Chip?
  250. Tuning with W/B in SD ?