View Full Version : PCM Diagnostics & Tuning



  1. Car running very poorly after using fuel add.
  2. Clutch Safety Circuit (P0704)
  3. Lost PCM after flash, "No Comm" error on DIC
  4. Tried something a little different...I think.
  5. Question about O2 sensors and Longtubes
  6. V/e Changes After H/c Install ?
  7. Constantly disconnecting the battery??
  8. Disabling MAF
  9. lean or rich
  10. Hypertech PowerProgrammer III - Help? :)
  11. Running OpenLoop SD and Due Inspection-Help with P0103?
  12. can hypertech be used after full dyno tune?
  13. Looking to get a tune and learn a little
  14. old school sb with megasquirt
  15. Can't get car to start with HPtuners and megasquirt...sometimes WTF?
  16. K&N Wide Band A/F
  17. Know anything about Injection Logic?
  18. DIABLO PREDATOR waste of money
  19. Replaced fuel pump and plugs, now I got pinging.
  20. LM-1 vs. Histogram: AFR
  21. Autotap won't communicate with vehicle
  22. ok this is weird, getting weird numbers after a run at the track
  23. ls1 into a 94 v-6 camaro
  24. Cornfusun data
  25. RED and BLUE PCM connectors
  26. tuning
  27. Crank relearn on a TH400
  28. cig lighter to power LC-1 ?
  29. GM's tech II tune?
  30. PO336 and crank position sensor problems
  31. Anyone ever heard of nexiq
  32. Where can I get a tune to fix this crap?!
  33. High idle
  34. Wiring A/F ratio gauge 94 camaro
  35. How do I get HPtuners to work for 69 Camaro
  36. SD Tuning & MAF
  37. Realtime tuning software?
  38. surge problem please give advice......
  39. Guage of wires for PCM harnesses
  40. A/F for PE??
  41. cyl #5 misfiring badly!!! need help!!
  42. New E85 question.. O2s and lambda
  43. remove speed limiter?
  44. Patiently Waiting for DHP Tuning: What are the 1st tables for basic tunes?
  45. Who knows about TPI cars and VATS
  46. OBD1 LT1 - Need Help
  47. Quick question about front 02 sensors..
  48. MAF LS2 table files needed
  49. shift speeds for A4
  50. HELP - Massive KR after cam & tune
  51. WTF, datamaster TTS program wont record properly?
  52. Innovate WB as simulated NB
  53. newbie needs help please
  54. Multiple Failed Murder Attempts
  55. predator tuning
  56. What are the down-sides of turning Proportional fueling off?
  57. pcm interchangability
  58. Ls7 In A 2006 Ssr
  59. Running with the Devil
  60. 98 ls1 hptuners accel enrichment?
  61. at what point do u mess with timing?
  62. Tuning for LS1 to LS6 Conversion
  63. PCM has got a mind of it's own!
  64. Can you use a Harlen 2 Step w/ Big Stuff 3?
  65. HP Tuners VCM Suite 2.0.17 Released
  66. 2.0 hardware
  67. Help
  68. EFI Live V7.3.0 Released
  69. Figured out the first, now a second problem
  70. AC refrigerant pressure sensor bypass/PCM trick
  71. Torque Management.
  72. Need LS1 PCM on LS2 engine
  73. best years for FI tuning?
  74. 12's possible?
  75. need a tuner
  76. Effects of Injectors on Power Output
  77. Negative LTFT's (I have searched)
  78. undefined??
  79. question about hptuners
  80. please help
  81. big decision about tunning help please
  82. getting some KR when tires spin, why?
  83. 85 mm maf recalibration
  84. Idle Spark Advance tables, In Drive/In Park question
  85. cant get rid of this hesitation
  86. If I put on a larger intake would it effect my timing?
  87. USB to 9-pin adapter
  88. seasonal tuning?
  89. Will a Diablo Predator do the job?
  90. question about HPtuners 2bar stuff...
  91. Who can tune my car...
  92. Books that teach PCM tuning
  93. ? Troubleshooting LTFTs B1 +25/ B2 -2.9
  94. Throttle position and downshifting
  95. Need help have datamaster log
  96. Ignition Hot Source on Corvette
  97. How would I know if my car was ever tuned or flashed
  98. codes.........
  99. tuning newbie
  100. Rev limiter???
  101. Can a Detroit Locker cause Knock Retard
  102. XD1 guys please
  103. Help!!!
  104. Dyno/Tune experts, please step in..
  105. Code 0135,0300,0200
  106. help me figure out why my car does this on warm starts please!!!
  107. still cant totally get rid of these + LTFT at WOT?!?!
  108. are all year LSX PCM's limited to 7200??
  109. linux
  110. Lingo translation
  111. HELP! Granatelli MAF threw p0102
  112. LTFT's & P0174
  113. idle histogram..not supported
  114. I need some Help with my LC-1 WB?
  115. Why is my warm RAF values lower than stock?
  116. coil pack or something else
  117. Can you say, "overwhelming"???
  118. RPM Not Reading!
  119. Need help possible bad pcm?
  120. shift light
  121. Can HPtuner datalog?
  122. tweaking idle air base and iac table
  123. Emissions readiness failure?
  124. Help with HPTuner 2.0
  125. Bad Experience w/ DiabloSport
  126. Predator wont turn on
  127. Dynamic airflow trims?
  128. Tach Signel Wire (Pin #10 on PCM) Problems
  129. Need Help Tuning Bigger Injecters!!
  130. Weird problem, timing related
  131. People with Gen 7, BS3, FAST, inside
  132. Car wont turn over?!?!?!
  133. Flash Tune Vs. Data Logging
  134. Question about O2 behavior in OL/CL
  135. Will this work for my '02 SS?
  136. Steps to Upgrade the OS using HPT
  137. Installing my LC-1 with Dynotune guage
  138. P1860 TCC PWM solenoid Circiut Electrical
  139. Vinci Tuner for 97 and 98 LS1s
  140. "displacement" do anything??
  141. Shift Extensions?
  142. Dealership set my PCM back to stock flash
  143. Guys, PLEASE HELP
  144. My LM-1 sensor died, I think, need a new one...
  145. what code would a plugged cat be
  146. Bad knock sensor causing weird KR readings???
  147. "readiness" and emissions testing
  148. I need your help !
  149. hypertech flash tool
  150. timing
  151. Ls2 Maf Vs Ls1 Maf
  152. SD and smog
  153. can a .bin from another year be used?
  154. TPS WOT not reading 100%
  155. Air Bag Light
  156. TH400 Swap... do I need a VSS signal?
  157. comparing tunes....stock vs mine
  158. P1637 and p0102 started yesterday in the rain
  159. sd tune and maf
  160. Help! Code PO442! Replacing gas cap does not fix it!
  161. A4: will I have to go low on my 1-2 shift MPH?
  162. Hpp 3
  163. Diablo Sport II........
  164. won't start, what'd I do?
  165. Most user friendly tuning program
  166. DCT P0336 Code any one KNOW, how to get rid of it?
  167. A little something for your guys without a WB
  168. How to re-enable my TCS
  169. How to set TC to only lock up in OD
  170. Knock retard at part throttle
  171. when do you guys cut out enrichment? and go to 1.00 mult? ECT wise
  172. help with oil change light
  173. cranking ve, do you guys change this?
  174. Z06 with cam will not idle correctly when moving
  175. what would make fuel trims lock + in open loop start????
  176. A4 to M6 Swappers inside...
  177. Map reading question
  178. What is the cheapest way to log my car?
  179. Bucking / "missing" with a P0161
  180. Fitting larger injectors, what table to change?
  181. Wide band O2 install location?
  182. Diablo vs crane powermax
  183. IAT and AFR - my theory
  184. Adjusting the A/F Ratio
  185. VATS resistance chart
  186. My tune seems to go away everytime????????
  187. Need some help please!
  188. MAF Extension??
  189. Passing gear...
  190. i need help fixing my ses problems
  191. o2 sensor throwing codes
  192. What High Octane Timing Table do you use?
  193. drive by wire and effective area?
  194. stock timing table
  195. code number 121 ap/tp sensor?
  196. how to make this in histogram
  197. Need help with SD tune..
  198. Ses Codes Obd1
  199. Help with 4l60 and new gears
  200. EFILive FlashScan & LC-1
  201. P1460 code?
  202. Will this shift time setting destroy the 4L60E?
  203. 98 z28 and flashscan
  204. LS1 edit and trans PO757 code question???
  205. Can't get proper VSS signal from PCM
  206. LM-1 and gauge
  207. recalibrating
  208. Problems installing HPT 2.0
  209. tach inop help please
  210. PE time :)
  211. Help with Timing Tuner
  212. wanna confirm ve stuff
  213. P0171 And P0172
  214. 15:1 a/f = more hp than 13:1???
  215. 80-e swap problems....HELP!
  216. Temp effect on AFR?
  217. 98 & SD Tuning on A4
  218. Flashing the Flash chip
  219. Kansas City MO needs some Scanning help......
  220. hptuner 2.0 cable
  221. Effects of running speed density using only Secondary VE table?
  222. What happened to the Lean cruise threads ?
  223. 1992 RS Speed Sensor.. HELP HELP!!!!
  224. Passenger Compartment Warm
  225. ? bout stoich a/f
  226. Write over canned Predator tune?
  227. How to convert a 99 OS to a 01,02 OS?
  228. I/F question about HPTuner 2.0
  229. Do you have to reset Computor
  230. VCM Scanner 2.0 - Not allowing me to assign a user defined WB to Air Fuel Sensor
  231. Is OLFA table used for any normal operating conditions ?
  232. Pcmforless
  233. Hypertech POWER PROGRAMMER
  234. Tuning Software for Apple
  235. Need Help with EFILive
  236. intake temp 85 degrees and up ping , ping , ping
  237. i have code Proplem ?!!
  238. P0137 is still pestering me...
  239. Still Bucking Around 1500 RPM.
  240. preditor
  241. SD and EFILive Auto VE tune with Returnless fuel system?
  242. P0171... Bank 1 lean.. Is this the drivers side?
  243. 02,s smoothness
  244. 98 tach wire help
  245. a bit confused and got some questions.
  246. converter removal on 5.3L
  247. Speed Density..pros and cons?
  248. VE & MAF: How do the Pros do it??
  249. Need help with re-calibrating my MAF meter
  250. How can i fix the Reduced Engine Power ?