View Full Version : PCM Diagnostics & Tuning



  1. Bad ecu???
  2. Howdy :)
  3. Wideband stopped working. Help Please
  4. Traction control
  5. going to smaller cam cause car to be rich?
  6. Quick Question
  7. Holley Dominator Wideband/Narrowband Question
  8. Msd 8964
  9. lean condition on take off, help please
  10. Who knows a good tuner around Houston?
  11. ls1 harness ?
  12. please help 02 sensor prob not reading
  13. calling all tuners something is wrong i need help!!!!!!!!!!!
  14. I am overwhelmed...
  15. A reliable tuner in las Vegas
  16. Bad gas mileage
  17. Looking for cheap/free scan software to monitor RPM so I can check tach signal
  18. Need insight, idk of right section
  19. Won't pass emissions, readiness monitor issues
  20. Stock PCM vs aftermarket such BS3 and FAST and AEM
  21. P1133 P1153 problem
  22. Truck PCM into f body on 5.3 swap?
  23. (video) I'm surprised by this.. my swap idles ok but dies in gear.
  24. 25.6 afr setting and runs great. why
  25. Looking for MightyMouse! BS3 Questions
  26. Ls6 Injectors & tune
  27. Do I need to adjust my ltfts again after battery disconnect?
  28. O2 sensor/tune question
  29. Any tablets work for tuning? If not a small cheap netbook?
  30. 01 firebird formula - adjusting shift points help
  31. Map sensor fitment?
  32. PCM swap question
  33. Need help on a custom tune
  34. P0107, p0332
  35. Knock Sensor Codes
  36. n00b question for geniuses like yourself about general diablo predator tuning?
  37. Car randomly doesn't start...
  38. Car shuts off and on by it's self
  39. Why does the map sensor drastically change at idle?
  40. help with holley hp ecu, come on in soundengineer plz lol
  41. P0342 Camshaft Position Sensor, idles and dies!!
  42. Codes P0200 and P0300. Bad o2 sensors? Bad ECU? WHAT!?!?!
  43. Will a Bad coil throw an SES light?
  44. Pin guide? Broken inside PCM
  45. What kind of OBDII Cable for LS1/LM7?
  46. Tune for better fuel mileage
  47. BAD Misfire running out of ideas please help!!!!
  48. p0343 code on a 02 lq9
  49. Now tuning Gen 5 Camaros via SCT
  50. tune it myself or get it tuned
  51. i need a tuner in PA
  52. LQ4 harness mod problem HELP!!!
  53. Huge thanks to RPM! I picked up a TON of power today!
  54. Tuner question: Do you allow 4l60's to shift into 4th @ WOT?
  55. Car got tuned now its miss fireing
  56. Weird HPT log
  57. Idle issue after new trans
  58. Speed Density and wideband question
  59. Cunningham Motorsports!
  60. New To Tuning, some questions!
  61. pcm number for the resistor
  62. Guide for scaling injectors?
  63. ls1 to lq4 swap, can stock tune handle it?
  64. weird issue!!
  65. P0100 code?
  66. P0654 Engine RPM Circuit Malfunction -DEF ?
  67. Tuner in western pa
  68. Are these o2 sensors bad? (HPT log file)
  69. How to dyno an auto 4wd truck?
  70. Adjusting tune for new injectors
  71. HPT help!!
  72. Question about logging with HPT.
  73. 97 LT1 O2 disable
  74. Trying to pull down AFR's during WOT
  75. Calibrate speedometer w/out custom tune?
  76. NW102 ETC area scalar??
  77. Quick Question...
  78. Will monitors pass with REAR o2's disabled?
  79. O2 Sensors at 450mv
  80. 2008+ 5.3 ecu/tcm flash
  81. Tuning program
  82. Need help with codes
  83. Holley HP won't connect to laptop
  84. Timing problem at WOT
  85. Help with my tune
  86. Vats
  87. Tuning a basically stock ls1??
  88. Verifying Fuel Enrichment?
  89. What's a decent scan tool to use?
  90. Idle Air Motor Question
  91. How do I hook up my dyno jet 2 wideband to hptuners
  92. false knock?
  93. Tuning out lean condition
  94. tuning injectors
  95. data logging - autocal
  96. P0327 - KS Low Input Bank 1
  97. 99 Z28 A4, Predator Speedometer GearRatio
  98. York PA Tuner
  99. mail order: TSP vs Frost
  100. Speed doesnt go above 30ish
  101. Where to buy E67 ECU?
  102. Idle -> WOT vs. VSS
  103. pat g number?
  104. 2000 trans am gauge and computer problems
  105. Back to the Tuner - idle/short shifting
  106. edcmat-l1 tuning in Chicago, feeler thread
  107. edcmat-l1 tuning in Frederick Md 7/13-14
  108. Yhasi | Movi & Movi Pro | Mac OSX Scan & Diagnostic
  109. 4l80e swap problem with vss
  110. LT1 Engine tune or mechanical Problems
  111. 2001 computer in a 99 car. Having problems with the voltage
  112. death of a pcm
  113. Started car up and now theres electrical problems, need advice
  114. throwing both knock sensor codes, but car runs fine
  115. What gear am I in and am I on the brakes?
  116. what can cause a lean condition besides tune
  117. Anyone have AutoTAP for DOS?
  118. Is there a way to deactivate o2 with predator tuner
  119. Taking the car to Sickspeedperformance tomorow!!
  120. code P0123....Help at track
  121. Predator u7193
  122. AEM 30-1220 on a 1998 PCM? What is needed?
  123. Camaro Seems to forget how to run! SELF RE-SETTING PCM?!
  124. running secondary injectors on stock PCM, will this work?
  125. audible knock
  126. 408cutting out at 5200 rpm
  127. P2101 where to begin?
  128. Need a Tune
  129. Low Voltage While Flashing OBD2
  130. Consistent Negative STFTs
  131. Efi live blowout sale
  132. Tuning Book - Master EFI Tuner - GM EFI
  133. going to track first time with race gas and boost, any advice?
  134. Hard starting with ProCharged GMC Sierra
  135. Holley HP EFI LSX, Slow start, Random idle swing
  136. Dead Speedometer, Just Replaced VSS...Nothing
  137. Overseas and need help with HP Tune
  138. cold startup tuning issue
  139. Stock ECM vs. Holley HP/Dominator?
  140. What would cause my car to run lean and how do I diagnose it?
  141. Will clearing codes make your PCM not ready for inspection?
  142. Anyone use map sensor from 3800 series II supercharged engine?
  143. LQ9 Pulsed Cooling Fan output?
  144. Retune for E10?
  145. Torque App
  146. help need good LS7 tuner
  147. ls376/480 problems Please Help
  148. Best mail in order PCM flashing
  149. Reputable tuner in the Santa Barbara/Santa Maria CA area
  150. can knock sensors be tuned out?
  151. need spark help
  152. Help with 120lb injectors please
  153. afr?
  154. HP Tuners VE Mult vs RPM vs TPS
  155. 98 to a 00 PCM swap?
  156. PO300 Engine Code Issues?
  157. Fuel pump Relay will NOT STOP switching & ecu will not connect
  158. car shuts off right before shifting??
  159. hp tuner crank re learn?
  160. Custom E67 LS3 tune in 71 Chevelle A/C question
  161. HELP--BigStuff3 vs stock pcm for my setup..
  162. cant get speedo correct
  163. Lean on Throttle Input (hptuners)
  164. 2001 PCM work with 1999 motor?
  165. Unable to get VIN out of PCM?
  166. Gmpp ls3 with p0507 codes
  167. tunerpro RT
  168. Gmpp e67
  169. Drivability tuning tips?
  170. codes P0171 w/ P0174 what part or parts is maulfunctioning?
  171. No HP gain after costly mods. bad tune or exh?
  172. twin turbo map help!
  173. Grounding issue?
  174. Pulling timing for Nitrous
  175. Bad PCM??????
  176. Obtaining ECM/TCM for 24x Ls2
  177. 2bar cobalt map sensor
  178. NEED 00-01 Express van pinouts
  179. 408 with a lean codes and tps
  180. Best way to adjust idle so it does not almost stall
  181. 2003 Z06 Diablosport Tune?
  182. Front o2/Rearo2= SAME ??
  183. G8 PCM, how can you have triple fuel on one bank with 0 fuel trims
  184. Okay, how is this suppose to work on the dyno?
  185. Lean spot will not tune out!!!
  186. 42lb Racetronix SMP injectors- Need injector tuning data please!
  187. EFI Live basic help
  188. Guys using HPTuners come in please!!!
  189. BS3 and a LS1 PCM to run gauges COME IN!
  190. Asr light after m6 swap and question about m6 segment swap! Help
  191. Popping and farting then smooth
  192. School me on the 98 pcm swap
  193. Turbo and 02 sensors. Hptuners
  194. o2 sensors not cycling
  195. tuning out delay in DBW
  196. Fuel Pump Relay Control Circuit....
  197. 2bar map tuning question
  198. Is frost still doing tunes?
  199. Head swap LQ4 timing suggestion?
  200. HC ls1 going really rich mid dyno pull
  201. What tune file should I start off tuning from? 427 stroker C5
  202. Tune?
  203. PLX power source and hp tuners eio ground?
  204. Lq4 harnesss????????
  205. column lock fuel disable-abs dtc
  206. Is it ok to run this pcm with my mods??
  207. P0174 Lean Bank 2 DTC
  208. Tuning for 42lb SVO injectors - Can someone confirm these values?
  209. Codes? not sure what to do
  210. in need of tuner, asap please
  211. LS7 DBW on dyno, loosing throttle at end of pull.
  212. 95 chevy no spark
  213. looking for a pcm flasher in or near ohio
  214. How to add airflow?
  215. irradic timing at idle ?
  216. Programming the ECM
  217. H/C LS1.....how much timing?
  218. Timing ?
  219. Professional Tune Question
  220. Any AEM ECU users around?
  221. Hp tuner question..
  222. Hp Tuner help
  223. Bought an RX7/LS1 project... several codes
  224. What AFR under decel?
  225. car ran like crap at the track
  226. E85 and injector scaling
  227. tune near ok
  228. Any way to use new style knock sensors on 411 computer?
  229. 5.3 swap running pig rich
  230. 411 vs. e40 ECM's
  231. If Holley fixes the "coil issue", then...
  232. is my PCM toast?
  233. black smoke idles crazy stalls sometimes help!!!!
  234. 5.3 shorting out knock sensors
  235. How to pull timing hp tuners
  236. My Car hates A/C!!
  237. LS1/T56 Harness work with TH400?
  238. two issues in lsx conversion
  239. cylinder #8 misfire
  240. 2001 6.0 and 5 speed swap in mudtruck idle issue and timing sticking
  241. Question about the obd2 test
  242. Random misfire
  243. p0332 code help
  244. TX obd II emissions help
  245. Wideband that can use laptop as controller?
  246. help with a couple codes
  247. Limp Mode? Car becomes unresponsive while driving on the highway!?
  248. Tuning gremlin - falls flat at 6200
  249. holley hp efi help
  250. speedo problems