View Full Version : PCM Diagnostics & Tuning



  1. LS1 edit shift points with 4.11 gears?
  2. Idle issue
  3. what is ECT?
  4. Vindicator idle tuning
  5. my car has 3 o2 sensors... is this correct
  6. can i drive my car with an aftermarket stall on stock tune for a month?
  7. thank you ls1tech
  8. 02 Sensors help
  9. help help help.......I'm pissed
  10. How to find a good custom tuner???
  11. high idle
  12. knock sensor
  13. what IAC stands for?
  14. HP tuners VE tunning questions.
  15. OL SD, problems adjusting timing w/ efilive
  16. PE problem please help
  17. Wideband in rear o2 bung ok?
  18. Step by Step Please
  19. headers in and its slower?
  20. gen 7 or not?
  21. dyno tune vs street tune
  22. Rule of thumb for PE vs RPM against AFR
  23. Difference between V1 and V2 EFI Live
  24. TPS issues, cutout (duh tps) , p1635 reference, help needed
  25. Lets play spot the issue! HPTuners log and config inside.
  26. Dtc 0103
  27. Is the ls1tuninginfo.doc a good place to start for a newbie to tuning?
  28. Dyno Results....And Questions
  29. LS1 cam sensor with ls2 pcm?
  30. Can someone recommend a scanning tool?
  31. Good tune in chicagoland....
  32. AFR @ 1000 rpm?
  33. delete front o2s
  34. 60 lb injectors - what tables to change?
  35. Resistor Mod Cleared me of Detonation
  36. airbag light on after ecm swap
  37. Any Ideas?!
  38. Knock (Light or audible warning)
  39. what all affects Kpa in a tune??
  40. p0101 and p0102 in 1st gear
  41. SES Light, P0133 & P0300
  42. Anyone running the old fast bank to bank with Fast track harness?
  43. OBDII 1133 1153 question
  44. Hp tuners problem. need help ASAP
  45. What happened to PCM for Less?
  46. Dyno Tuned
  47. Installed Lt's & more need a tune?
  48. Misfire codes keep popping up
  49. Swapping turbos on a HPTuners 2Bar SD car
  50. very dumb question but i just need to know
  51. thinking of buying a handheld
  52. what maf for FAST 90/90 combo??? afr205 cam etc
  53. vats delete ?
  54. ls1 question. top speed 120? 99 m6 z28
  55. Rev limit vs. gear odd behavior...
  56. Idle question...............
  57. I Need A Chicagoland Lt1 Tuner
  58. Open Loop Problem??
  59. Just gloating a bit
  60. O2's go rich and stay there
  61. a/f check on the street with lm-1
  62. 383 stroker, high idle?
  63. Security light flashing......
  64. big hesitation
  65. Need .ls1 file for 234/238
  66. Could an exhaust leak cause P0155?
  67. Help with intermittant no start
  68. Do I need to tune or not?
  69. Tuning 402cid and TSP "Giant" Cam
  70. Opinions on timing needs for MSD/Carbed LS6
  71. Help with a diagnosis please
  72. car idles at 1500rpm all the time
  73. efi live help
  74. Cags removal on an 04 GTO w/ HPT
  75. OBDII connector on a 98
  76. car isnt runnin as good as it should?
  77. flip a switch to a different tune
  78. Thinking about EFI live, whats involved$
  79. P0113 and P0121?
  80. Transmission tuning: Shift points
  81. can't read pcm with efilive
  82. SES Light went off, car runs like shit...
  83. I know your suppost to shoot for 60 counts for IAC but...
  84. Crank Relearn ?
  85. Whats the LT1 ECU pins for TPS sensor
  86. Wideband shootout article w/n
  87. ABS Light on controlling my traction contol???
  88. Timing on stock motor?
  89. Ever used mx scan
  90. Bolt-ons + tune
  91. TPS sensor questions.....weird readings after TPS replacement
  92. Tr224 on 112 Tuned with predetor tuning
  93. Car misses under acceleration
  94. will a Predator/other handheld fix this?
  95. Quick Computer ???
  96. Weird problem after cam install - Cam reluctor?? (pics)
  97. Failed Inspection
  98. tcs light after brake light fix
  99. manually resetting PCM
  100. custom tune .... hypertech question
  101. Looking for a post
  102. Wiring harness and pcm interchangeability?
  103. ? about tune and readyness moniters for a state
  104. need help asap please!!!!!!!!!!!!!!!!!!
  105. 2 weird codes on a new turbo car
  106. Gen IV Idle Learn
  107. HPT interface question
  108. Dynojet Wideband Commander
  109. Tuning warning
  110. 2006-2008 E38 (Corvette) Support Available with EFILive
  111. Cam installed: P0343 & Tach Dead - Help wanted
  112. New heads tuning
  113. Green Harness Pinout
  114. Anyone Running An Ignition Box In An LS1?
  115. SCT Xcal2
  116. Am I way off on this?
  117. 5 DTCs at once!!! Advice anyone?
  118. Ignition coil A?
  119. Planning ahead, couple of questions
  120. Need asap help with hptuners...
  121. accufab tb sensors
  122. Cam Install now P0343 & Tach dead
  123. Need help on tune
  124. Advice on Wideband purchase
  125. HP not getting any reading from LC-1?
  126. Where to find O2 simulators, 01 SS
  127. Debating on buying EFI Live
  128. Auto VE, 1 Bar Map, and FI
  129. Alternator Exciter Wire Trigger??
  130. Vacuum leak effects on tune.
  131. How to cure surging/jerking at low rpm in gear?
  132. HP tuning a stock 99 T/A??
  133. MAP sensor extention harness
  134. How does this dyno sheet look?
  135. I have question about my Open Loop Tune Hotter and Blows more Smoke
  136. Can you have Handheld and custom tune at same time?
  137. Which plug?
  138. How rich = black smoke?
  139. Cam tuning questions
  140. Those with the MS3 or similar cam
  141. Runs like crap after 170F
  142. idle question
  143. do i need a tune???
  144. what is causing this?
  145. Predator, New tahoe, E85?
  146. Non-LS1 Question
  147. How to fix this?
  148. ECT fuse
  149. HP Tuners or something else
  150. Car stumbling at idle think maybe only cold start
  151. AFR to shoot for off dyno on street
  152. Another LC1 HPT ques for the day
  153. There a way to test an LC1 controller to see if it works right?
  154. oxygen sensor
  155. Firing Order?
  156. 1133/1153?
  157. ls1 to 6.7 408 tune
  158. Installed wideband today-Confusing results
  159. need vin help!!(hptuners)
  160. Wideband O2 Sensor...
  161. Tuning delema???? Opinons please
  162. TPS sensor voltage
  163. Sometimes easy... just isnt easy...
  164. 4L80e tune problem - need help
  165. Stalls when put in gear
  166. A/C Idle tuning
  167. Good tuner for a 98 SS
  168. Just bought Jet Spec "Any advice"
  169. HP Tuners Auto Tune
  170. Help with Tunerpro on 94 TA
  171. msifire code P0300 using HP tuners
  172. BS3 or Electromotive............................
  173. Idle problems with 42# injectors
  174. Misfire tables ?????
  175. P0442
  176. Tune for 2002 Super Charged vette? Need start point
  177. Anyone made a wideband O2 rig?
  178. Who's retarded? *raises hand*
  179. Question on SES codes
  180. Dyno needed for power tune?
  181. wester tune
  182. IAT insanely high?
  183. what wideband parts for HP tuners?
  184. Please Help, Limp Mode, Security, BCM?? Whats going on
  185. Help. Check engine light on MAF voltage low
  186. dyno-tuning needed
  187. Help with EGR PID
  188. EFI Live or HP tuner?
  189. Car not running right after header install
  190. Anyone tried these O2's? Any tuning issues w/them?
  191. i need a handheld for 98 ta
  192. Failed Emission: "Not Ready"
  193. Wideband Ratings- Article
  194. Any advantage to 2 wideband o2 units?
  195. tps low voltage, also 2.4% when closed???
  196. What tables should be tranfered tunes between two incompatable OS's?
  197. LC1 WB Wiring question
  198. Okay, stickys didnt help, need LT1 tuning help
  199. Weird O2 readings during datalogging...
  200. if you are running any megasquirt in here plz.
  201. HELP! URGENT! I've got errors during a full reflash. What what should I do?
  202. Crappy Throttle Responce During Warmup
  203. Idle help- EFIlive
  204. 2004 Trailblazer
  205. rear 02 function
  206. Where to put WB o2 bung?
  207. Any writeup for HPT 3 bar setup?
  208. Fuel Trims are different for banks 1 & 2
  209. New Cam and and T/C = Tune ??
  210. PLX Wide Band GP
  211. 02 Sensor question..
  212. Intermitent cylinder 1 misfire PLEASE HELP!!!
  213. Reset pcm after o2 install?
  214. Wild AFR after cam install!!!
  215. Can a Handheld disable O2 and smog pump codes or do I need a local tuner???
  216. what the heck is up with my VE table?
  217. ODBII on but not reading
  218. Torque Management
  219. Help-big injector bog off the line!!!!
  220. A/F Gauge Install Assistance please..Need to find a wire!
  221. Any tips on tuning a HUGE cam????
  222. Want some help with the diablo
  223. ASR tunning
  224. which after market EMS
  225. Predator, Torque Managment
  226. new motor tune question?
  227. verdict on o2 sensor replacements?
  228. Deleting codes
  229. Need help, car threw some codes..!
  230. ASA Coil Tables
  231. I have KR from a Roll.
  232. weiand intake night mare any 1 use these?
  233. 2004 Chevy 2500HD 4x4 Tune issues.
  234. WTF?? Broke my shit today!!!!
  235. timing and octane any one want to talk
  236. LS7vLS1 Spark Dwell time.
  237. ses codes after cam
  238. Is my WBC control module bad? Description inside.
  239. running lean
  240. Stupid car not making sense..cam and idle problems.
  241. What would cause a diagnostic tool to not link up?
  242. Security Light??
  243. D@MN STUPID F*#& PLUG!!!!! :cry:
  244. OBDII scanner not powering on
  245. does this look normal
  246. need P0724 help
  247. po106
  248. LS1 need help tuning timing
  249. Cold Motor Problem HPT Guys in Here Please
  250. Map readings at idle? 65kpa