View Full Version : PCM Diagnostics & Tuning



  1. HP tuners connection problem
  2. Check Engine
  3. 80 miles of driving...What kind of driving to I need???
  4. where can I get a good dyno tune Nashville TN area?
  5. laptop holder for the car
  6. Is this real knock retard? I am pretty sure...just looking for another opinion...
  7. Switch to true open loop tune
  8. tuning for the newbie
  9. throttle comes down slowly and jumps before idle
  10. Anyone Have P0171 Code Set?
  11. Last value or average on Histogram??
  12. Part Number for 98 SS PCM?
  13. open loop fueling question
  14. part throttle timing?
  15. little help with tuning ???
  16. Positive LTFT's, stock tune, tuning VE?
  17. Tuning parameter margin with similar cams
  18. Weather effects on idle? Need info
  19. What do i need for Twin turbo? LC-1 + Pyrometer?
  20. How does the IFR table affect the PE table?
  21. loosing idle learn?
  22. C5 will not go into SD mode
  23. Changes to be made with LS2 using LS1 PCM?
  24. Easy MAF Calibration with EFI Live(NO SPREADSHEETS)
  25. LTFT are lean, wideband is rich, now what??
  26. Need a little help please..
  27. WTF could i have done to my car???
  28. Who can tune in Colorado?
  29. LS7 Retrofit could be an issue without using the LS7 PCM!!!
  30. in hpt, can you monitor wheel speed sensors?
  31. Big Troubles with HPT I lost my PCM Please Help!!!!
  32. HELP my 99 Camaro is misfiring on multiple cylinders!!
  33. need help, how to wire in RPM input on LM-1 ???
  34. stumble at idle, help?
  35. Speed limiter
  36. low RPM misfire all of a sudden
  37. Help Please problem after rebuild
  38. Engine cuts off while driving on the highway...??????????
  39. Open LS1 Edit file in EFI Live?
  40. What is a good way to test O2 sensor?
  41. Could really use some advice on tuning after TC install...
  42. Im Curious
  43. help for tuning
  44. Emissions Help
  45. 0405 after SLP LID
  46. lc-1 probs
  47. Question About VE tuning Doc in Sticky Notes???
  48. Need Help with emissions!!
  49. Initial startup rpm drop after cam.
  50. For those with 90mm N.Williams TB and a Ybod
  51. low coolant light, and asr randomly coming on
  52. resetting the pcm after it has been dyno tuned?
  53. car running like shit
  54. Pre-tune
  55. p0174-bad to drive?
  56. Tripped a code
  57. Issues with 98...
  58. vats system
  59. autometer and stock gauge readings off by 10*
  60. Quick WOT PE Tuning Question
  61. Who runs 96 lb injectors with stock pcm & driver??
  62. Vector Motorsports
  63. can any one help me to tuning camshift
  64. This might be a tuning issue or something else.
  65. Woo! Hoo! ordered Flash scan!
  66. Is my crank sensor bad? Will start but pops, backfires, quits until I clear the code
  67. Locked PCM ?
  68. hpt speed density enhanced
  69. tuning ltft's.. changes dont do anything?
  70. Check Engine light with a system lean code
  71. Help Code Thrown
  72. hptuners looking to order any tips 2 start
  73. What temp does the IAT start to retard timing?
  74. Should I reset ECM
  75. Engine code states"slow response from o2"????
  76. Need Help
  77. MAF worksheet for EFILive
  78. Tuning for 97-98 Vette...
  79. Running out of ideas on this cold surging. Please help.
  80. I am stumped on this one
  81. Security Light
  82. Car acts up after wash!!! Help
  83. Throwing 10 Codes Neep Help ASAP
  84. What's a good PE scale factor for 10.5 AFR
  85. 2003 2500 Van wiring harness - compatible with 5.7L??
  86. trying to install Performance Tune from PREDATOR , getting Script Error message !
  87. TCC settings for C5
  88. I dont now How to tune the cam shuft
  89. HPTuners and LM-1 not equal
  90. Second SES light...
  91. WIN!! A $100 discount or Free Car License upgrade for your Efilive!
  92. Issue with connection...HP Tuners
  93. If I move the IAT closer to the TB, would it give better readings?
  94. MAP Code P0106, what could cause it???
  95. Throwing 10 Codes!!!! help me ASAP
  96. How to Tune on dyno?
  97. tuning question
  98. Does Granatelli make a Predator for 2005 5.3 Silverados?
  99. new engine- couple questions
  100. Need some LS1 Edit Tuning Help
  101. P0140 Bank 1 Sensor 2 Insufficient -help-
  102. Anyone using ProScan 2.0 ?
  103. PROS and CONS of SPEED DENSITY?
  104. my car wont run
  105. BMN tach wire problem...
  106. LC-1 doesnt work!
  107. Header Can = False Knock?
  108. What Sponsor sells the MAF Harness LS1 to 85 MM
  109. MAF numbers- what way to rich?
  110. Looking for Mafless Twin turbo LS1Bin's
  111. Buy HP Tuners or Pay to have it done?
  112. Pretty sure Maf is bad
  113. tranny shifting hard in SD mode
  114. RPM's dip slightly when moving 1-2MPH in Neutral, Why?
  115. LTFT problems....
  116. Neutral Safety Switch in M6...
  117. Have C6 vette and ready to buy LS2 editing software
  118. taching up and responce comparing
  119. Mystery table...
  120. How to contact Kirk formerly of APE
  121. Question about the bin files?
  122. T/M question
  123. Slight part throttle hesitation....
  124. How to check if PCM is Auto or Manual?
  125. rich/lean switch points and o2 gain vs error
  126. Electrical/Resistor Question! PLEASE HELP
  127. scan tool
  128. MAF values!?!?!?
  129. About a custom wiring harness
  130. Torque management and Tunercat users
  131. LM-1 Box and HP Tuners EIO don't read the same...
  132. Wideband accuracy behind...
  133. OBD2 Code reader - Harbor Freight
  134. iac position vs. effective area
  135. a/f ratio gauge
  136. efilive non transferable?
  137. Best Tuning program?
  138. 100+ degree IAT affect performance?
  139. Throwing Codes..
  140. Crank Sensor Issues?
  141. LS1 Edit's F$@!ed me for the last time!
  142. Fuel guage pegged past full... help troubleshooting?
  143. Another Question about MAF airflow vs.Output Frequency with HP Tuners
  144. Mass air question
  145. what can i do to fix hanging cold revs?
  146. help,,throwing a po106 code
  147. Anyone heard if BS3 is in legal trouble?
  148. LC-1 How-to hook up to EFILive
  149. KR Only in OD on A4
  150. Speed Sensor
  151. EFI Custom GAGE Contest 56k warning
  152. What are the basic tuning no no's?
  153. Falls on face
  154. need H/C tuning help
  155. Keep blowing engine sensor fuse and P0102 SES
  156. EFI How-to
  157. HP Tuners without Laptop?
  158. HP Tuners logging problem...
  159. First WBO2 log/tune
  160. Whats your opinion?????
  161. Required Changes for Increased Fuel Pressure
  162. Looking for cheap way to view knock retard, used Predator or other suggestions?
  163. Using HP Tuners to tune out Codes
  164. EMISSIONS! HELP!!!!!! o2 Simulators?
  165. question about weird o2 problems, inconsistant bank to bank fueling?
  166. any one with HP Tuners have a High Octane Spark Tab I can see, has a cam like mine?
  167. wideband vs o2 voltage results
  168. P0158 and fuel pressure
  169. superchip micro tuner
  170. Threw a p1133 code what is it?
  171. partial log file inside, wierd 02 voltage numbers
  172. Crane/Vinci for stock 99 Trans Am
  173. Need Approximate Coast Down Curve for LS1 F-body
  174. Predator issues... HELP!!!
  175. startup spark correction, with a cam can you increase the numbers?
  176. SLP Speedo Recal Black Box
  177. Help with Trans tuning!
  178. Predator Question & Code
  179. Convert an Edit tune to HP Tuner?How?
  180. Bad O2? or Bad Injector? or ???
  181. 40/60/80 method
  182. question about ECT spark advance correction
  183. question about start up flare control vs rpm error
  184. Diablo Help!!!!!!!!
  185. Knock Retard in Open Loop
  186. where do i start reading guys?
  187. zero degrees timing advance!?
  188. New sensor still throwing 121??
  189. rpms surging during cold start. wtf?
  190. GM Computer Updates?
  191. 2 Step with HPT...
  192. 125% duty cycle on injectors
  193. How do I switch from 3 channel to 4 chan. ABS????
  194. A4 downshift double surge???
  195. rich condition
  196. SES light P0751...HELP!
  197. Anyone ever figure out hot start issues?
  198. hp tuners and tire sizes
  199. air/fuel ratio question?
  200. Please help! Hesitation when shifting! I think it is tuning related.
  201. Idle problem!
  202. Hptuners + wideband + boost = I don't know how to tune it
  203. Hp Tuner Question
  204. Accel Gen 7 My experience
  205. IFR for 42lb Injectors??
  206. open loop vs. closed loop
  207. Power Enrichment Table /rpm
  208. misfire counts are at 0, with cam?
  209. IAC counts were jumpy, used to be 30 now 60? what gives?
  210. computer throwing codes
  211. Looking for IAT sensor pigtail?
  212. IAC in HPTuners help.
  213. Wideband hooked up to HPtuners. Now what?
  214. Very intresting find on Bosch part#0280155868
  215. Want to order HPTuners, got some questions
  216. best to start out
  217. Should I get a tune?
  218. AT1 Download
  219. P0327 Knock Sensor code won't go away
  220. Ram Air and Dyno Tuning???
  221. Desired Torque only 350?
  222. Need Some Help...
  223. tuning help
  224. ls1 edit question
  225. Timing Question
  226. Reflashing the PCM, How does that work?
  227. EFILive .map's/custom PID's
  228. about to install cam, what to change
  229. Quick Timing Lingo Question
  230. HPT VCM Suite Help Guide - Fuel System
  231. hp tuners, what is best to find a misfire
  232. pulling timming?
  233. PE vs. rpm question
  234. good place for instillation and comp. reprograming
  235. Help With Vinci Tuner
  236. How the heck do you read the Excel File once you export?
  237. Tunning question with mew MAF....need input...
  238. Tune & Dyno Costs???
  239. how do i tune for my cam?
  240. Car cranks but won't start.
  241. Dual Wide Band hookup?
  242. Help, I fugged up
  243. 4,000 RPM's and its hits a limiter HELPPPPPPP
  244. Please Help ASAP,Need Bosch Part Number for O2 sensor
  245. Q: Wideband and Air Pump
  246. STFT's still active in open loop?
  247. Efilive Flashscan Rocks
  248. SES Light
  249. modified car- what do i tune? wont run right
  250. where on hptuners do you find the misfire history