View Full Version : PCM Diagnostics & Tuning



  1. wideband o2 sensor hook up?
  2. Pcm Reflashing
  3. Idle surge
  4. VATS bypass help me!
  5. trifecta?
  6. Difference in LTFTs
  7. Cam sensor timing specs
  8. VATS tuning
  9. Can I run a gauge and HPTuners at the same time?
  10. need help with the MAP sensor problem!!!!!
  11. Long Term Fuel Trim Question
  12. Bucking = too much air?
  13. Simple question..Reseting govoner?
  14. codes
  15. What is a good programmer?
  16. Needing a good tune....
  17. wtf is going on with my computer??!!
  18. vats bypass from ecklers
  19. Change in Elevation and Trouble Idleing
  20. 402 having trouble idling
  21. What's the criteria for the EVAP system and O2 sensors to be "ready"?
  22. Need a Wideband = LC1
  23. weird problem...
  24. LT and ST fuel trims locked???
  25. How to check O2
  26. help with custom WB pid
  27. 2002 camaro pcm pin location schematic
  28. 2005 Silverado SES light
  29. hp tuning
  30. Mass air Flow sensor question
  31. smoke signals?
  32. Tuning for installing cats? Recommendations so I don't ruin the cats?
  33. diablo doesnt read key on position
  34. O2 sensors on individual short stacks
  35. Fast flash 101 needed
  36. Perfomance Chip?
  37. loud pop at idle...?
  38. How to desensitize knock sensors? HPT
  39. Speed Density tuning in South Florida
  40. sds efi?
  41. Question about mail order tune.
  42. E-bay Vats Bypass
  43. Ported Fast 92mm installed
  44. A4 computer to M6 comp.
  45. another hp tuners question
  46. No Start, security and red light flashing
  47. do i need to go sd or keep the maf?
  48. Need a tune after stall?
  49. PCM Tuning
  50. Need Help With Turbo Tune (Tune and Log Inside)
  51. Tc after wire mod
  52. Tuning Guestions???
  53. what is SPEED DENSITY good for...?
  54. Getting started with HPTuners, take a look
  55. Burst knock Retard?
  56. Tune out !AIR and rear o2s question
  57. Backfire
  58. Tuning a Supercharger with a Vinci/Crane Tuner???
  59. problem with RS232 to USB with tuner cats
  60. Bad TPS?
  61. Tune and how much HP/TQ bump?
  62. BS3 for dummies
  63. carb with stock computer
  64. which o2?
  65. big turbos
  66. MS4 cam Tune
  67. ???electrical probs--plz help???
  68. O2 sensors not connected, no SES or O2 codes
  69. Hypertech Keep or sell?
  70. Looking for a base tune to load for turbo build
  71. Codes are thrown
  72. can dealership tune my pcm to my 3.42 gear
  73. need help with cats
  74. Will this void my Cat replacement?
  75. how do you delete p0420 code with diablosport?
  76. Car stays in open loop, runs like crap if forced into closed loop
  77. flashing ses light
  78. 12 bolt= codes?
  79. Idle rpm for California smog test
  80. roadrunner question for owners
  81. Car bucking and running rich under part throttle?
  82. service engine soon light flashing...
  83. O2 Sensor extension
  84. help on 02 sensor readings..
  85. In the market for a new wideband controller - Professionals
  86. pick a wide band???
  87. please help with new engine start up
  88. is it true that it takes more than 45 min. on a dyno to get a good tune?
  89. Low coolant light??????????
  90. Treat yourself for the Holidays Porting and Tuning Special
  91. 4x4 EFI scan tool.
  92. msd dash hawk
  93. Newbie Tuning for Emissions
  94. 99 computer and a 2000' harness?
  95. LS1 Edit Compatability Issues
  96. how to tune for following mods with diablosport?
  97. Help with megasquirt
  98. GM MEFI-4 Conrtoller Tuning
  99. Factory Alarm Question
  100. Backstreet Performance Medina Ohio
  101. Hptuners expertise needed.. Datalogs inside.
  102. AIR delete or not? That is the question.
  103. what should i use to tune????
  104. looking for scanner/code reader w/....
  105. Code P0401
  106. Non LS1 question........ 95 mustang GT tuning
  107. Logging wideband
  108. PCM seems powerless
  109. P0101 Code
  110. Cobalt ss cold start
  111. hp tuners
  112. WideBand after High Flow Cats?
  113. Map not reading
  114. Getting a dynotune this weekend. What should I expect?
  115. po410 code
  116. LC-1 install question
  117. 93 tuning...
  118. My LS2 is not healthy
  119. timing advance in neutral??
  120. ECU problems
  121. can i use a 2000 ecm in a 98
  122. Mail order tunes?????
  123. hypertech 3 question
  124. egr low voltage code
  125. po300 nightmares scanned with hp tuners
  126. Does Gearing affect A/FRs?
  127. does vss have anything to do with idle?
  128. High octane table
  129. car in shop may need computer?
  130. OL vs. CL with LT's
  131. In Need of megasquirt tune
  132. Flashing A4 to M6
  133. tuning question
  134. help please
  135. LS1M question
  136. Help!!!!!P0322
  137. AFR Vs. Ethanol %
  138. Www.thetuningschool.com
  139. IAC wiring
  140. Can I remove my rear o2 sensors?
  141. Cold Start Problem
  142. Has anyone found a way to make the digtal 7 boxes work?
  143. Diablosport predator help please!!!
  144. HP tuners used does not work?
  145. price on used hp tuner or efi live
  146. 03-05 lq4
  147. LS1 swap bogging anything other than light throttle
  148. High idle only with AC compressor comanded on / 05 Vette with APS TT
  149. 02 Sensor Codes
  150. 14point7 help
  151. System Too LEAN!! Need some advice
  152. bigstuff 3 problem
  153. possible bad MAP sensor wih no code?
  154. flashing SES, but no codes to show misfire,very RICH
  155. Best tuner in chicago area
  156. Quick HPT question
  157. aem ems anyone using
  158. New cam and ported FAST manifold which way on tune?
  159. 04- CTS-V P0300/PO500 codes..help?
  160. car wont crank
  161. Tuning MAF tables
  162. Tuning Help- High O2 readings
  163. Where did you learn
  164. 1990 corvette ecu problems
  165. Anyone Run Stock Eliminator or Bracket Race?
  166. DiabloSport 04 GTO Project Car
  167. replaced everything, rich, still throw heater circuit and misfire codes
  168. Please review log - Tranny slipping?
  169. Injector offset
  170. 2000 engine harness in 1998 car?
  171. Is it worth it to have a baseline dyno run?
  172. what are ltft & stft 3 & 4?? #'s very high
  173. Help learning to tune - Stock 98 TA with Incon TT kit @ 7-8psi
  174. Help! Odd goings-on in the upper rev range - no codes, nothing funny in the log...
  175. hptuner adding timing under boost
  176. E85 wibeband tuning ?
  177. I need help!! Tuning issues... Spark??
  178. got question about ignition module connector.
  179. Tuners
  180. WB o2 vs. NB o2 AFR....WTF!!
  181. Help, car wont start. Vats/security related
  182. Re-tune after major exhuast change ?
  183. Things That Make You Say....WTF BATMAN!!!!
  184. Mafless Tune!...
  185. dtc 1133 freeze frame help!!
  186. noob: flash tuning
  187. A4 tune
  188. Brake related warning lights; help?
  189. GM Techs need some help
  190. Voltage on MAP ground circuit
  191. Self Tuning Easy EFI from fast
  192. Too technical for me. Please help.
  193. Changing Auto to Manual
  194. LT1 tunercat files needed
  195. Freakin COdes
  196. A real power pid?
  197. Going to a 3 bar MAP
  198. My First Engine Tune (i'm excited)
  199. FAST flash programmer
  200. Looking for 2 bar SD HP tuners tune
  201. how to run nexus wideband into hptuner interface
  202. auto calibrations for manual?
  203. What do i need to know before I tune a 98??
  204. Setting up Sock ECU/harness as "Standalone"
  205. Cannot Pass Security Codes
  206. Need help! - Car won't shift to 3rd at WOT
  207. 60# injector tune
  208. harlan 2 step instructions
  209. Ideas/help adjusting my nitrous tune for NA
  210. Bad tr 230 tune, need to copy one.
  211. HPT tune for bolt on MS3??
  212. Theoretical Tuning question here
  213. o2 sensor Bank1 reading 1105 millivolts
  214. Changing tach output to "normal" 8cyl output in HPT
  215. Car still short shifting
  216. Idle problem!!!
  217. 2006 cts-v 2bar hp tuner help
  218. hp tuner pro
  219. lm-1 wide band smoothing the graph
  220. If Catalytic deleted...
  221. Changing to Speed Density
  222. tuner cat
  223. Need 99 Harness info
  224. P0102 MAF question
  225. oil pressure wire pinouts
  226. Elect system
  227. OBD II Question....Help
  228. Help with PO200 code
  229. Trouble Code P0106??
  230. MAF is consistently maxing out - Options?
  231. mail order tune, or something on my end.
  232. Fans staying on
  233. Scanmaster wiring
  234. Intermitent starting
  235. Does it matter
  236. Diablosport predator please help!!!!!
  237. Jeremy Formato Tuning and Porting Dec 4th and 5th in Coral Springs
  238. TPS, anyone no the
  239. problem when launching the car
  240. Need help setting shift points
  241. can someone explain how to wire my PLX wideband to HPT pro intereface?
  242. Bucking car
  243. Maf placed close to throttle body????
  244. New MAF. SES light. tune?
  245. HELP! cooling fans
  246. Retreiving VIN
  247. classic FAST with LS1 looking for converter box for crank signal
  248. PE, whats agood fuel enrichment
  249. IAC Counts
  250. coverter lockup at WOT