View Full Version : PCM Diagnostics & Tuning



  1. Efi live or go tuners, need to be able to do truck and car
  2. 2psi boosted camaro, breakup at high rpm, bouncing afr's
  3. NA motor mail order tune vs nitrous mail order tune
  4. p0155
  5. made minor tune changes, now it starts and dies
  6. Tuning a tuned pcm
  7. Mefiburn
  8. Checklist for holley dominator setup
  9. SE WI Tuners
  10. P0158, P0174, P1153 Consistently...
  11. Tuning Question, Please help!
  12. TTS datamaster log
  13. How can I tell if this PCM is DBW or DBC
  14. Any local tunners?
  15. New tuners, don't do this...
  16. Does my PCM need refashed ?
  17. Help Please!!
  18. Diablosport experiences...
  19. Super Rich at wot, bank 2
  20. Wideband
  21. E 38-ls2, 4l80e tuning questions
  22. Oil temps
  23. IAT -38* then when jumped reads 285*
  24. wide band guage display the condition of the 02 sensors?
  25. Headers equal tune?
  26. hp tuners delete question????
  27. Before and after
  28. Mail Order Tune: Need your input
  29. detecting false knock
  30. Only seeing 1.2V reference for tps
  31. Quick question
  32. Pulling vacuum up top, intake, exhaust or both?
  33. Idle question
  34. BCM (abs and active handling) tuning?
  35. having issues with a 2005 cobalt ls 2 door need help about to kill car.....
  36. hp tuners and lc1 wideband through egr problem
  37. Need help tuning C6 ZR1 with 2.35 pulley.
  38. re-tune after cutting cylinder heads down?
  39. I am stumped need help
  40. 2.5 bar os for ls1 ecm
  41. .tun to compare
  42. LM1 wires are cut
  43. Will a tune help any?
  44. 1998 Corvette PCM vs 1999-2000 F Body PCM
  45. 2005 L33 Tach Output?
  46. Computer for Pontiac firebird -95
  47. Bad o2 sims???
  48. Question about the air injection pump
  49. tunerpro rt and data logging 95 lt1
  50. code 122.....TPS
  51. please help!! traction control question
  52. p0133/p0153 02 sensor slow responce
  53. anyone else fed up with HP tuners beta versions?
  54. Knock Sensor Sensitivity and Threshold Values Difference Based on year?
  55. 55 Nomad with LS1 o2 problems
  56. cruise control?s not working after sitting.
  57. Dumb down lambda
  58. help idenify fbody computer
  59. Couple questions about frost tune
  60. PE Modifier Rpm
  61. Too much IAC kills motor?
  62. 99 computer pin ?
  63. wheres the cheapest place to get a hp tuners pro
  64. Issues with 4l80e lockup...
  65. What CEL codes for no cats?
  66. trouble with car starting
  67. Did LS1Edit go bust?
  68. start up high rpms
  69. E-Cutout...need a tune?
  70. need help id'ing some connectors that are in the loom for the trans....
  71. MailTunedByFrost
  72. Dyno tuning question
  73. stalling issue, please help
  74. park neutral rev limiter??.. something weird
  75. tuning diagnostics
  76. Need help with SD base tune and idle. please
  77. HELPP Random Stalling
  78. thinking about buying a tuning program *BEGINNER*
  79. Th400 swap now codes poping up
  80. ECU will not read for state inspection
  81. how much hp should i gain with tsp tune
  82. question about diablo tuner
  83. need help to choose the right hp tuners for lt1 24x conversion
  84. quick tuning questiona..E85 and open loop and O2 sensors
  85. Candi Module
  86. Would it hurt to drive before tune
  87. Please help 02 dropout in 98
  88. Interesting Behavior on a 2001 Z28 LS1
  89. will a aem digital wideband work with e85?
  90. does a 99-04 pcm switch ground or power?
  91. Predator won't communicate with car ECU!!!!
  92. fic 2000cc or fic 2200cc injector review
  93. Lean, Can I Drive to a Tune?
  94. po171 & po174 codes
  95. Need help from the pros....
  96. Any good tuners?
  97. Bad knock sensor?
  98. Had VATS disabled and still wont crank
  99. RE-tune for age?
  100. gauge cluster problem
  101. Good tuners Near SC
  102. Tuner???
  103. eps 236/242 tune efi live
  104. Tuning WOT a/f: linear or richen near peak TQ?
  105. how and what to tune an LQ4 in a 98 ss
  106. Predator tuneing HELP PLEASE!!!!!
  107. running stock cam with ss4000 yank shift suggestions???
  108. Still getting knock with low boost and meth
  109. Slight surge under light throttle
  110. might be ressurecting an old idea but... lean cruise how to do it??
  111. PCM swap & emmissiions
  112. Computer for tuning?
  113. Pcm question
  114. buying hp tuners
  115. Ls?
  116. crank no start
  117. Tuners around south Mississippi?
  118. Tune
  119. Removing rear o2's without tune?
  120. what is this port for? Chip? Picture inside?
  121. How to wire a tach in my 01 ss camaro ?
  122. 4L60e to t56 swap, can I use automatic PCM?
  123. spark cutting out
  124. P1637 code w/ no fuel pump prime
  125. can some one look at my base tune?
  126. lt1 & megasquirt
  127. wideband oxygen sensors and long tube headers
  128. help with a baseline tuen
  129. mildly tuned with little power
  130. Car won't start
  131. Vehicle anti theft fuel shut off
  132. Commanded AFR issue please help!
  133. 5.3 Turbo First start tune...a few questions
  134. G8 PCMs
  135. No STFT data and no downshift
  136. bipolar e67pcm
  137. Converting 98 PCM to 99-02
  138. 4.8 A4 Converted to 400ci + 6x
  139. Power enrichment calculation
  140. Frost Cooling Fans Temperature
  141. Loading up at idle issues help...
  142. Need to locate a wire...
  143. Security light help.
  144. CASE learn for diag ONLY or performance also?
  145. Thinking about getting NGK AFX wideband
  146. survey on tuning
  147. LS6 DBW conversion
  148. HPtuners assistance needed in RI/MA (high HC emissions)
  149. Botched tune? Please look
  150. Removing Torque mgmt on 02 A4 Camaro with EFI Live???
  151. Please look a my OBDWIZ log
  152. Noob thank you
  153. 91 to 101 octane do you have to change timing?
  154. Any tuners in or around the knoxville,tn area??
  155. Cylinder #7 misfire
  156. mail order tune need slight retune after ls6 manifold swap?
  157. Help me make a tuning decision with my 98 TA!?
  158. ls1 injectors on 5.3 tune
  159. Oscilloscope Advice?
  160. How do I create a VE table for boost?
  161. Convert 2001 Camaro to Vette electronic throttle
  162. HP tuner and the need for a Vin#?
  163. In need of a GM wiring expert (in or near Michigan) to wire my car
  164. HP tuner for Dummies?
  165. 2001 ls6.0 ac cooling fan quandary
  166. Once tuned, will a car run at 14.6 AFR in most situations?
  167. hptuners on two computers
  168. P0352 After swapping 5.3 to 95 bird
  169. Any tuners in the south??? MS, AL, LA, FL?
  170. converter want stay locked... HELP!!!
  171. 6L80e to 4L80e Swap
  172. I have a shifting rpm question?????
  173. I have a 4.8 and swapping in an LQ9. can i just swap in the LQ9 computer?
  174. All Tuners and techs, look in here. Is this problem tune related?
  175. Odd timing drop
  176. Noob wideband tuning question
  177. Need a good tune near clarksville TN
  178. will this fan switch work with my pcm? [diagram]
  179. Would plugging a vacuum leak affect my tune so it wont idle anymore?
  180. PCM acts like it lost its tune... WTF HELP
  181. frequent P0101 along with P0171, P0174, P0137
  182. BMW Vin in LS1 Computer?
  183. code 0704
  184. guage cluster
  185. Any tricks to getting PCM back in place (2002 WS6)?
  186. need a 99T/A program
  187. hp tuner pro and vats
  188. Need input on supercharged z06 tune.
  189. LTFT's High
  190. VA speed
  191. Non working O2 sensors
  192. hypertech power programmer worth $80.?
  193. P1415, pics of Check Valve...replace your valves :)
  194. Please help!! codes inside and im at a loss of what to do.
  195. Need help making decision on which direction to go with tuning and fuel setup
  196. Anyone who tunes near Augusta GA???
  197. anyone tried Benchmark Tuning near chicago?
  198. p0300 random misfire
  199. LT1 PCM Problem/Question (HELP!)
  200. Tuning Question
  201. Problems with wideband PID in HP tuners
  202. Performance Chips
  203. Who is the most knowledgeable tuners here?
  204. Starting on Megasquirt ms3x questions
  205. 04 ecm trade?
  206. Does a bad front o2 sensor make car run rich?
  207. ABS inop, Traction control off, and Low traction light come on
  208. Double rpm rise on startup
  209. Scanning...? Start here.
  210. ebay ecm
  211. Knock Retard on Deceleration...?
  212. wont start at all!?
  213. Case Learn
  214. Holley Annihilator DIS???
  215. HELP, LS2 into a 74 Vette won't start
  216. Question about HPTuners and Wideband
  217. Need help, any tuners willing???
  218. running rough, please help
  219. LS2 58 tooth wheel = 60-2?
  220. 2008 e38 Vats issues..
  221. Msd Map sensor two bar fuel mgmt. Where do you get the plug to splice into.
  222. Street Tune vs Dyno?? Pros/Cons
  223. 4L60e will not upshift at WOT
  224. Get a dyno tune or use Predator for now?
  225. LS7 Injector Data
  226. Where art thou Frost?!!!!!!
  227. obd1 0b2 question
  228. Anyone do any Ls2/lt1 in Puerto Rico
  229. electronic trouble
  230. bad pcm symptoms??
  231. edcmat-l1 tuning in Pittsburgh week of March 19th
  232. edcmat-l1 tuning in Fredrick Md March 9th-10th
  233. got another log done. input please
  234. help with bosch 160lb tuning at idle
  235. is LC-1 plug and play for HP tuners pro?
  236. Runs weird
  237. 12592618
  238. Couple of questions on swapping to a 99+ ecu.
  239. Learning HPTuners after modifications??
  240. Abs inop
  241. HP tuners Pro
  242. which software do you like and why?
  243. Bench harness for OBD1
  244. Frost tune ?
  245. Anything to be gained?
  246. 97 lt1 tuning ?
  247. OBD II emissions question
  248. data logging for my 98
  249. O2 sensor not responding
  250. A little confused on how tuning software works.