View Full Version : PCM Diagnostics & Tuning



  1. Why is tuning needed?
  2. logging transmission
  3. Gear/Tranny Related Tuning, Need Quick Help
  4. TUNE of AFR is BETTER on DYNO or ON THE ROAD ???
  5. Converter slipps ...help
  6. Engine surges at higher rpms and when cold..
  7. Crash course on OS
  8. hp tuner
  9. LM1 EIO question, WB02 says 14.8 HPT fluctuates..
  10. HP tuners tunning for boost
  11. Ve table ?
  12. Stuck the MAF back in to test bucking at takeoff
  13. problems with hptuner
  14. I need a LS1 edit
  15. Tuner Question
  16. What could be wrong with tuning to have TQ so low???
  17. FMS 30lb IFR table tuning.
  18. writing to LS1 edit tune with GM edit?
  19. Looking to buy Efi Live???
  20. Security Light is on..
  21. Constant driver side front 02 heater circ failure!!!
  22. Low Oil Level Sensor
  23. Can someone who's tuned a BIG cam please post steps?
  24. what's going on here (screenshot)
  25. Wideband O2 Cable Question
  26. Chips/ECU upgrade 2002 camaro z28 m6
  27. Tuning help
  28. First Timer Question
  29. ls2 throttle tune
  30. rear o2's
  31. TReX Tune
  32. OMG! WTF I don't know what to do? Is my car gonna pop!?
  33. NEED HELP please!!! (TCS going on and off, O2's shutting off. etc.......)
  34. upping my rev limiter
  35. cant reach a satisfying tune for a TR224
  36. laptop tuning programs
  37. Best way to support 8-8500rpm
  38. Accel gen 7 question
  39. 02mV's and 14.7?
  40. Going crazy...bucking surging sub-1600 rpms impossible to tune out? Magnus? Anyone?
  41. I have been given different advice regarding scaling injectors..
  42. Wiring harness extension?
  43. Torque Converter Tuning
  44. Newbe needs some Help
  45. PCM Connection Problems
  46. All-encompassing tuner???
  47. Adjusting MAF after SD tuning
  48. LS1edit users
  49. RPM Jumps
  50. Tuner Experts- Help This Strange Problem
  51. Links for HP tuner or EFI
  52. anyone ???
  53. How hard is it to use HP Tuners?????
  54. need help please help
  55. redline shifting pcm problem
  56. eDIST AND TACH ADAPTER FS
  57. "PRO-M"..who is this, I need to call them.
  58. A/F ratio on dyno.. Comment on this:
  59. changing M6 pcm to a A4 Car of same year, what will happen..
  60. will these affect the tune any at all?
  61. LM-1 Wideband...
  62. Just received my HP Tuner, have question...
  63. Air fuel from Dyno to track?
  64. question about tuning, open headers/stock exhaust
  65. Emmissions - back to stock cam - UHG!
  66. Scanner?
  67. Big PCM problems after header install....
  68. Guys could someone please help me adjust my Daily Driving HP Tuners. Please
  69. 90mm MAF...any such thing????
  70. gauge cluster swap question
  71. magic stick cam what to tune with?
  72. What should I do????
  73. Wideband 02 bung placement?
  74. secondary ve table question:hp tuners
  75. Rumor about HP TUNERS?
  76. Can anyone spare some HPTuners logs?
  77. O2 problem, car has BIG miss
  78. LS1 edit vs. HPtuners
  79. is this code a problem?
  80. AutoTap configuration
  81. Ok, plugged MAF back in and LTFT are just a tad positives should I...
  82. What is the general opinion on Speed Density tuning?
  83. Auto serial port Question?
  84. DTC codes from LS1 scan beta??
  85. Anyone have speed inc mail order tune??
  86. Car on dyno, is it RICH or LEAN???
  87. Help disable vats
  88. Swapped with ported heads/bigger cam...
  89. P0410 code how to fix?
  90. A4 Trans tuning question.
  91. tune with MAF on if I plan on using it?
  92. What to look for using N20
  93. Scaling MAF affect PE?
  94. Check this out.
  95. maf question, damaged screen?
  96. What to do with PCM?
  97. handheld custom cam tuning
  98. i know it sounds weird !
  99. 99 to 02 pcm
  100. "Professional tuners" H/C bs tune
  101. Let's see your VE graph after tuning..
  102. Dumbfounded by codes
  103. 2004 Corvette PIN assignments
  104. MAF homemade screen ???
  105. Disabling an air bag - will the light always be on?
  106. Wide band to simulate a narrow band.
  107. HPP3 vs mail order tune, etc.
  108. HP tuners connection?
  109. which knock sensor is #1
  110. knock sensor harness
  111. Would my ltrims be off if it was tuned for the wrong cam?
  112. Need help on 97 c5 Surging at idle
  113. 85mm SLP MAF ???
  114. Dynoed today. Still haven't fixed my fuel trims tho..
  115. ABS inop-been lit since I dyno'd last night
  116. Optimum air/fuel ratio on dyno w/ Vararam
  117. Need help...car is stumbling under slight load..
  118. LS1 Edit: Trans type???
  119. Using Wideband O2 in narrowband front O2 bung for testing
  120. Diablo Fuel readings
  121. Do Any Of You Have The Remote Starter With Car Alarm On A M6!?
  122. disable torque mngt on a M6?
  123. Factory Sierra Program
  124. Lucas 42# Injector Offsets
  125. MAF and SD: Who is telling the real deal?
  126. The Juice Box?
  127. help,misfire O2 sensors
  128. O2 simms on a cammed car???
  129. Wideband reports stoich, smells rich at idle
  130. Wideband o2
  131. service engine soon light
  132. car running like crap?
  133. Wideband/Dyno tuning Help
  134. I need help!
  135. Changed cam and other goodies, how much is the tune affected?
  136. EFIlive or HP Tuner
  137. MAF vs SD: List PROS and CONS
  138. A/f
  139. anyone know this code?
  140. Question on OBDII and a/c delete
  141. consistent 20-40mV difference between O2's at WOT
  142. high low octane tables spark advance
  143. How does the PCM control C/C?
  144. The MAF sensor really sucks.
  145. IFR Scaling; 28.8 lb/hr to 42 lb/hr;??
  146. Quick general tuning questions (aka help a slow car out)...
  147. No room left for the MAF, might have to consider mafless tuning.
  148. noob to turning
  149. Fuel cells locked in 20, 22
  150. I really could use some help
  151. KR or LT FT: Fix which one first?
  152. SES lights. Best practices?(HP Tuners)
  153. Improvements!
  154. Low CR, 91 octane guys - What's Timing Curve Look Like?
  155. Some questions about SD tuning
  156. PCM removal/install
  157. HP Tuners and diagnostic tests
  158. Need a good tuner in TX ASAP!
  159. how can i solve these "codes"
  160. Factors for KR are?
  161. question on what to do after SD tune
  162. few questions about hp tuners
  163. Looking for a good quality tuner that know's LS1's in So California
  164. any tuners in st.louis area? also which tuner
  165. Tuning Noob
  166. po748
  167. Getting code p1626.....
  168. PCMforless questions
  169. P0153 ... will this code affect performance?
  170. 2 Vehicles for HP tuner??
  171. Kansas Tuner?
  172. msd digital 6 and ls1
  173. Are 42# injectors going to be an issue...?
  174. G1 (115lsa +4) to F13 (112lsa +4) swap...
  175. Ga/Sc tuners?
  176. Question about stock computer..?
  177. ready to tune
  178. New software/old tune?
  179. Predator Programmer
  180. tunning help
  181. Will I pass?
  182. ATTN: EFI LIVE users
  183. IAC Question
  184. Question about the PCM, and ingnition timing
  185. Took my car for fist untuned ride but have some ???'s
  186. can this be a pcm issue?
  187. O2 sensor
  188. noob question
  189. MAF choice for forced induction.
  190. i need 98 pcm pinouts for fuel pump relay control
  191. Need a little Help with my LTFT tunning!
  192. Which tuning to get
  193. what gauges should i get?
  194. Predator isn't changing my speedometer for the gears
  195. Will this LS6 cam need immediate tunning?
  196. Anyone use Nelson Performance mail order tune??
  197. Is the Preditor EVER going to get the Promissed upgrades?
  198. Anyone else notice this about idle surging?
  199. Laptop freescan
  200. 99 ECM on 98 car???
  201. Smog Check Failure
  202. shift points
  203. inj. Pulse width 16+ KR
  204. Engine/Code Diagnostics???
  205. IFR table
  206. looking for good tuner in Florida
  207. FYI: MAF tuning with EFILive/Flashscan
  208. Another "Wideband Commander" Question
  209. anyone near jax that can help?
  210. idle is high, TPS sensor? Predator data within...
  211. weired car act when at WOT?
  212. how the hell do i get this out?!?!?!
  213. Need Help - Local Person to do Crankshaft Position Relearn.
  214. Loking for a tunner that uses LS1 Edit
  215. help with 427 idle?? throttle body blade hole?
  216. 427 CI build C5 corvette......inside need help
  217. How hard is it?????
  218. P0131 and P0151
  219. Lm-1 To Hp Tuners?
  220. HP Tuners Phone # ?
  221. need some help with hp tuners
  222. AIR system removal?
  223. Optimal Map reading in HG for WOT?
  224. How about this?
  225. mail order tunes
  226. smoothing ve table?
  227. TH350 tuning
  228. Gauges
  229. T-rex tune?
  230. Do you HAVE to swap PCM's doing a A4/M6 swap?
  231. keep throwing codes..171 and 174
  232. Hot start engine hunts for idle speed
  233. one minute it is fine the next its trying to die on me....
  234. ETC/TAC LIMITERS on take off after Torque management removal
  235. MAF Sensor 0101
  236. Which maf for custom tune?
  237. Security light?
  238. Dyno tuning??
  239. New to tuning
  240. Why Wont BS3 Turn Fuel Pump On???
  241. Maxing maf problem (with Hptuner files)
  242. Car is lean at idle and it will not richen up!
  243. Exactly how hard and fast can you add timing on a cammed car?
  244. Trails and tribulations with AutoTap Software…Good Ending, Long
  245. Has anyone used TSP's mail order tuning?
  246. knock retard 11 ?
  247. cam tuning...
  248. Shift points/rev-limiter tunning help please
  249. few SD tuning questions with hp tuners
  250. .bin for 99 SS with STS kit?