View Full Version : PCM Diagnostics & Tuning



  1. LS1 VE Table, Calculating from 15 kPa all the time?? Need Help
  2. OBDII No Communication
  3. After ls swap no o2 signal…what did i do wrong?
  4. is torque management OFF good or bad?
  5. Question about harnesses
  6. Help!!!
  7. Easy 98 to 99-02 f-body harness repin labels inside!
  8. new to tuning and my c5 went into reduced power mode
  9. Which TPS??
  10. F Body Dash cluster swap, warning lights staying on
  11. Good place to dyno tune in Houston
  12. HELP! car wont start need help troubleshooting
  13. Help me ID these connectors please
  14. 99 SS feels sluggish! Help?
  15. LQ9 swap
  16. ls1 motor, megasquirt2 extra and tach signal?
  17. Gearbox map
  18. Firebird V6 - V8 Swap - UI000 Code / Also Emissions cant read PCM but scan tools can?
  19. Surging, Stalling, And Dying After Long Tube Install
  20. 1999 Camaro
  21. Base tune for firing of new motor, options?
  22. LS swapped mustang o2 sensor question
  23. Crank Signal RPM
  24. Aem AFR guages on sale through amazon. $130
  25. *Our Holiday Sale is going on! Great gifts at great prices!*
  26. Buy a used HP Tuner Advice needed
  27. DTC code- P1570
  28. '99 Z28 - P0410 & P0412 - Questions
  29. 24x Reluctor Wheel Alignment
  30. BCM programing (whitebird00)
  31. 98 PCM/harness upgrade
  32. "LSX Powertuning" - great experience
  33. I need a harness and ecu. Turbo build any ideas?
  34. DFW tuning
  35. WMW Computer Throttle Filter Module
  36. wierd misfire thats driving me bananas
  37. brand new PCM, whats it worth??
  38. Innovate LC1 Wideband
  39. Any way to know if a car is tuned?
  40. Thank you jimmyblue!
  41. Scrambler 6L won't stay idling
  42. HP Tuners Credits
  43. HP Tuners Questions
  44. LQ4/4L80E swap.... first fire up.... no luck
  45. LS3 and a 6L80
  46. tune for TU1 cam in a 6.0
  47. 04 zo6 cam in a 2002 gmc denali tune question
  48. AEM First start Vid
  49. HP Tuners or dyno tune?
  50. P0420 & P0455 codes disabled, still pass emissions?
  51. cold O2 sensor output question
  52. LS Swap Harness question
  53. Burst knock tuning 98 c5
  54. Will Any PCM 12200411 Work With A LS1 Swap?
  55. decitions on Holley/ECU/Pro/???
  56. Efilive COS 3 Altitude change turbo e85
  57. cam position error code P0343
  58. o2 sensor issue, left bank rich, right bank lean
  59. Need help or advice with HPtuners
  60. 4l80 lockup issues attached current tune
  61. 98 LS1 Wiring Harness Question (C100 Connector.. TPS Wires...)
  62. Try my first SD tune or have it tuned?
  63. can you use a 2002 v6 ecm on a 2001 6.0?
  64. questions on my re tune?
  65. Wideband question
  66. Need a tune or Ideas!!!
  67. HP tuners question
  68. has anyone got a custom tune by teamZR1?Looking for opinions
  69. can someone help me with maf tuning!
  70. Multiple dash lights on and HPTuners question.
  71. Need some help- P0300, P0301, P0304
  72. Auto tuning ECU's?
  73. Won't start help....
  74. gear change tune
  75. access port style computer??
  76. Tune changes for FAST intake?
  77. duty cycle dropping but not commanded to
  78. Pegged LS2 MAF
  79. ls1 and ls2 pcm pin outs all the same?
  80. Wideband o2
  81. who should i have it tuned by in houston or tune my self?
  82. Fast 2.0
  83. Speed Density Approach
  84. Help read my plugs
  85. Anyone use this tuner?
  86. Hotcam tuning suggestions
  87. *HELP* Northwest Louisiana Dyno Tune
  88. TPS will not read 100%, only reading 60% (3.0V) at WOT
  89. Intake Backfire?
  90. Ls1 crank sensor wiring question (please help)
  91. tuning book
  92. 3 trouble codes after a tune up
  93. RPMs rise during shift
  94. Need help getting the 5.3/Holley HP running
  95. AEM Wideband (what wire to tap into for power source)
  96. Ecm 12211031 hdw 09386530?
  97. Very unique Column Lock issue PLEASE HELP!!!!
  98. 2008 chevy 6.0 trans plant
  99. LTFT Issues, need some help.
  100. Assistance please asap, Procharged CTSV closing ETC when WOT
  101. holley hp efi with a 58x 5.3 without dbw
  102. 98 Z28-no start after accident
  103. I may have a problem with my throttle pedal and trans due to tune? please help
  104. Will 02 wiring harness/PCM work on 2000?
  105. Ignition switch gone bad?
  106. 4l80e stand alone contoller
  107. Brand new to HP Tuners, now... about the tune repository
  108. Help needed Mast m120 tuning..
  109. what do you think of this scan?
  110. Speed Density & Inspection
  111. High rpm spark rattle ls1
  112. DBW to DBC?
  113. Stand alone harness
  114. Frost Tune
  115. tuning, what to expect?
  116. High fuel trims problem
  117. Newbie question
  118. SD tune Suddenly 1 point leaner- weather change?
  119. Selectable tunes
  120. Built engine, no start! need 99+ wiring swap help
  121. ls3 231/236 base tune
  122. Emissions question
  123. Weird TPS voltage issue, causing hanging idle
  124. GMPP computer
  125. knock
  126. Harness question
  127. couple ve tuning questions,ls1 and hptuners.
  128. 4l80e Swap Help!!!
  129. One last bad idle thread
  130. maf question
  131. Different steps in tuning process
  132. Segment swap for 411 pcm
  133. 4l60e to 4l80e need help
  134. best tuner for ls motors
  135. 2bar sd tune
  136. LS1 tuning 10* overlap on cam - any surge?
  137. KR at 5200 even with timing dropped way down
  138. What lambda for E85 and meth for 11-12psi?
  139. Why is my desired idle airflow so high?
  140. reluctor wheel issue or bad PCM??
  141. Strange IAT problem need some help!
  142. Rock crawler 5.3L spits and splutters HELP
  143. Lingenfelter 58x to 24x trigger box
  144. anybody have Dr.phil contact info?
  145. Tuning Noob in need of some advice
  146. Need a tranny tune for 4L60e with 2800 stall. Who are the pros to go to?
  147. ls1 th350 problems
  148. e85 lean after cold start
  149. HELP! 98 Z28 tries to start and throws crank sensor code. Please help
  150. HPtuners scanner AEM wideband pegging high/low nonstop
  151. Security Light
  152. Cranks but won't start
  153. Want to learn how to TUNE my car
  154. P0334 code can't figure out.
  155. Has anyone used Watson Engineering, Inc for a tune?
  156. How will no o2's effect running
  157. B1001 Code after replacing Instrument Panel Cluster; Help
  158. cheapest way to log LS1 ckp sensor signal ?
  159. Stuck In PE/Open Loop after wot
  160. P0140 caused by bad PCM?
  161. 2011 Camaro/LS3 Crate engine-best tuning software?
  162. Fly by wire help
  163. Using computer for just gauges?
  164. PCM sometimes pulls timing but can't for what reason.
  165. p0200 code traced to grounding issue please help!!!
  166. Stand Alone Fuel Injection for LS3
  167. Wideband O2 sensor only for ms2??
  168. hptuners program vcm problem
  169. tuning help
  170. AEM UEGO Replacement Wideband Sensor
  171. Holley HP Conversion - Need required PN's
  172. Tuning 12 vett
  173. High/ low octane tables
  174. 12' SS tons of knock ??
  175. E40 pcm with GEN III motor
  176. My VE Table / Opinions
  177. How do I make a histogram for spark knock/burst knock
  178. pcm tuning reluctor wheel 24x 58x question
  179. Low idle, slight miss not throwing codes?
  180. Anyone in Toledo or NW Ohio AREA. COME IN
  181. Laptops and Tablets.
  182. LS3 A6 Minor bolt on- Tune in a nutshell
  183. Cooling fan Activation temperature???
  184. How to put a 8.8 in a G-Body
  185. Downshift tuning
  186. dtc no data displayed
  187. Ecu reprogramed? Who does it
  188. ODB2 Scan Error
  189. Codes P1416 with P430
  190. who is doing stand alone pcm tunes??
  191. hypertech III power tuning question
  192. Fast 92 and other upgrades. What could I have done wrong?
  193. Injector vs. Voltage Offsets
  194. ls1 reluctor wheel problems
  195. MAF sensor...keep or remove screen? Debate.
  196. 411 PCM Connectors
  197. Best Tuning DVD?
  198. Turbo LS1 idling issue
  199. Ls1 conversion, problem with O2 need some advice!
  200. 98 harness and ecm differences....
  201. Advise on what to tune a conversion with
  202. Need help with 411 PCM
  203. P0300 P1380 P1381 Help
  204. Quick question about LTFTs updating past 4k rpm
  205. Am I good to get my car smogged now???
  206. Another p0507 code
  207. HP Tuners Activation code
  208. Best tuner for a stock 99 vett?
  209. Error Codes P1518 and P1516 under higher boost
  210. Downshift for passing tune
  211. Fried ECM.... maybe
  212. Single Digit NA Cars, with stock computer
  213. Tune Question
  214. 240sx lq9 swap issues, won't rev
  215. Shorten O2 extension wires?
  216. electrical gremlins
  217. GREAT TUNE: Dyno Tune Motorsports, Columbus Ohio
  218. Used SCT tuner for 99 vette wanted!
  219. Ls1 will not stay running, need HELP.
  220. Hp tuners vcm suite 2.22 on a 07 5.3 4l80e
  221. Kinda low hp numbers for the mods
  222. Aftermarket spark cut rev limit
  223. Will adding Cats affect tune?
  224. Check out this VE table in my buddies boosted car
  225. FAST TB idle screw question
  226. HP tuners software with Mac?
  227. need help tuning my afr
  228. [HP Tuners' Spotlight] HP Tuners is looking for you!
  229. Problem with my knock sensor always reading knock.
  230. HELP!!!, LS2 swap : removed the VATS and its now cranking but no start!
  231. Oil pressure sensor to hp tuners
  232. Code help needed please
  233. New to gassers (twin turbo lq4 S30)
  234. Thunder Racing MAF P/N:89872878877
  235. lean spike on take off, help
  236. Multiple Codes yesterday
  237. Do i need another base tune for this??
  238. Mile high spark timing? datamaster log...
  239. 4l80e tuning
  240. Fried ECM?
  241. Bcm help!!
  242. Cam/Header swap, No closed loop
  243. 6.0 fuel table
  244. LS Atomic EFI
  245. Turbo tuning tight quench engines
  246. Help with Lambda error VE
  247. Help - cam crank related, 12v or 5v issue
  248. best write up on making a wiring harness from OEM?
  249. Want a FREE C7 Tune??? Come inside!!
  250. Cutout issues, High Timing?