View Full Version : PCM Diagnostics & Tuning



  1. Here's one for the LS guru's
  2. Hitting rev limiter on 2-3 shift with built trans
  3. Good Tuner shop recommendation in North Dallas/Collin County area
  4. HELP.. TSP 100mm MAF Calibration.
  5. P1637 CAN Link ECM/ABS Control Module Circuit/Network
  6. Security light flashing!!
  7. Trouble at track last night after tune..
  8. Tuning help in Massachusetts
  9. Need Tune advise - Motor Plate & Soild Motor Mount please come in
  10. Can a car lose a tune over time?
  11. 98 wiring harness 99 pcm??
  12. Lt1edit
  13. Changing injector data
  14. Advanced Tuning Question- High RPM throttle cut and limp mode
  15. 2003 truck pcm 0v to knock sensors?
  16. General Tuning Software?
  17. Mass air flow and V.E. tuning advise needed
  18. Need a tune
  19. Questions for anyone with EFI 24x
  20. Can't get it to idle
  21. aem to oem pcm
  22. gutted car/big stuff 3 come with wires?
  23. C5 - Car will crank and not start / Reduced Engine power - P0606 and P1518
  24. Tuning issues RESOLVED!
  25. Hanging and fluctuating idle after head intake swap-help
  26. hahaha....figure this ridiculous sh1t out......**UPDATE**
  27. LMA-2 Setup on LT1
  28. hawaii?
  29. Your tuning solution EFI LIve, HP, Innovate
  30. Which programmer?
  31. looking for dyno tuner
  32. HpTuners ECM swap?
  33. do i need a IAC
  34. P0101 code and O2 sensor bank one sensor one codes
  35. plx air/fuel wideband problem help!
  36. At what RPM should I shift?*Dyno Graph
  37. on board monitor test $07 and $0C
  38. innovate wideband error?
  39. Who sells ALL NEW...COMPLETE wiring harnesses.......
  40. Spark tables question
  41. Thoughts on this build 402ci ls2 w/ 540rwhp
  42. MAF, H2O's, & VATS
  43. 2001 4.8L Silverado throwing lean codes.
  44. sd tune... do i need a t.p.
  45. EFI LIVE Scan tool
  46. 341 rwhp I was expecting more
  47. Spark and fuel look alright?
  48. P0200 "Injector Control Circuit" after heads, intake, and injector swap.
  49. ls1 stating problem
  50. HP Tuners, 01 PCM and E85. Looking to compare tunes
  51. Will putting my pcm in another car lock it out?
  52. Random misfires at idle, all cylinders
  53. HPTuners 2012 Tahoe, Escalade & Silverado Support added
  54. Finally had my car dyno tuned today !
  55. HP Tuners 2bar MAP OS
  56. New Sponsor: Unleashed Performance
  57. wiring dilema
  58. Granatelli MAF performance
  59. How forgiving is a stock PCM?
  60. PCM ECU LQ9 pinout?
  61. Need LS2 Tuner in Oklahoma area
  62. any good nitrous tuners in kansas city???
  63. looking for location of pin connector (pic inside)
  64. LS1 staying in open loop, need help
  65. EFI Live price increase!!
  66. Reprogramming GM crate engine kit controllers?
  67. hard to start
  68. Speedo Bouncing?
  69. mail order or email speed density base tune?
  70. 2006 c6 reluctor issues
  71. BCM harness same for v6
  72. obd2 black box
  73. LT1 383 Computer change?
  74. Nelson Perfomance
  75. Holley domninator EFI for LS7?
  76. cluster help !!!
  77. Autotap Express Diy
  78. HP Tuners in Socal area needed
  79. Looking for some assistance...again.
  80. How will car run when going from 28 to 36lb injectors?
  81. AutoTap Diagnostic VS AutoTap Express DIY?
  82. Scan tool
  83. Unknown PCM *Newbie*
  84. O-2 tuning app
  85. still getting po327 & po332 after replacing sensors and harness, what next?
  86. idle timing?
  87. 6.0 Z71 problem
  88. Speed density tunes skewed by altitude?
  89. PCM case
  90. Need 42# Stock injector data
  91. Any idea's?
  92. What kind of timing do you run WOT on E85?
  93. E85- What changes in tune would yield better MPG?
  94. Is the exact ECM needed to avoid Tech2 Reflash cost?
  95. Megasquirt 3 instalation writeup
  96. HPTuners 2012 Corvette Support added
  97. Quick Question on Tune for Lq9 S10 Blazer
  98. This makes no sense
  99. Please help!
  100. TSP Tqr V2 and washington Sniff test
  101. Issue MAF Lingenfelter 100 MM
  102. O2 sensors max and A/F goes very rich during deceleration. How do I fix it?
  103. stock pcm with boost
  104. Burning up o2 Sensors, why?
  105. A/C idle settings in EFI Live
  106. Elm 327 bluetooth obd2
  107. Throwing Codes PO410, PO412 and PO418
  108. Car throwing p0102 code and wont run
  109. is a tune needed just from switching from 241's to 243's?
  110. Skip shift = shift light
  111. Diablosport Predator question
  112. Holley dominator guru's
  113. Please Help With my Code Confusion.
  114. Wanted: tuner help in Lenoir, NC
  115. Please Help
  116. DTC ? Ignition coil 6
  117. Idle tuning. Car has hard time staying running when hot.
  118. Air intake and maf needs a tune?
  119. 5.3 70 nova wiring ?'s
  120. Diablosport InTune?
  121. SCT Pro rookie, need help figuring VE, MAF tuning setup
  122. Is there an issue swapping PCM's
  123. Cluster swap
  124. TPS signal randomly goes to 0%
  125. SD tune to maf question
  126. Engine surging problem
  127. EFI Live cable question
  128. Need Cable NW 102 Scalar #
  129. No reading from MAF in HPT
  130. OBD1 To OBD2 Plug conversion?
  131. Can someone please help me with this code.
  132. HPtuners Config Files
  133. Anybody have a cam only tune I can look at?
  134. Is this normal?
  135. open port 2.0 for tuning obd II
  136. would i benefit from a mail tune
  137. 1999 camaro pcm pinout issue
  138. I need a walkthrough for tuning out VATS
  139. PCM losing HP Tuners Tune?
  140. HPTuners 2012 Camaro V8 Support added
  141. Maf only tune?
  142. Any Good Tuners in Northern Utah?
  143. 2012 Corvette, Camaro SS first to market tune support!
  144. TPS voltage is bouncing around???
  145. HPT "Unable to locate PCM" after M6->A4 swap wiring
  146. Diablo tune (temporary) and shift kit.. Will it be ok? What to adjust?
  147. PCM failure
  148. Getting a hlod of BS3
  149. Tuning Gen 5 camaros
  150. This might be DUMB, but can you tune a fuel gauge....LOL
  151. Ls2 runs great cold dies instantly at 185??
  152. Need Help!!!!!!!!!!!!!!!
  153. picking an ECU: GMPP vs junkyard
  154. Diablosport Predator question
  155. O2 sensors not ready
  156. Is there a correlation between AFR reading and rich smell at idle
  157. throttle body question
  158. Prob. isnt the right section...screw size
  159. Intrument Cluster Fuse
  160. Abuse mode in different OS's
  161. LQ9 "N" code tuning
  162. I need a tune file for stock ls6 in a fody with a m6
  163. High idle at lower altitude or something else?
  164. Keep blowing Eng sens fuse?
  165. running rich or dumping fuel
  166. Emissions readout
  167. 4l60 line pressure?
  168. tuning issue...with cam
  169. what diagnostic software?
  170. Tuner
  171. tuning 0411 ecm
  172. Need help with Lt1 tune and TC apply
  173. Torquer v2 Tuning Help! Need BIN!
  174. Needeing a tuner near Tulsa
  175. Tuner appreciation
  176. engine misfires only on cold start up
  177. OBD-II PID for Torque (Android)
  178. DTC P0704 clutch switch circuit
  179. Fixing TH350 idle dip when shifting from park/neutral into gear
  180. How to go about Cam Surge tuning
  181. Help: camshaft position sensor signal low
  182. LC1 as Narrowband issue
  183. Intermittent hot start problem
  184. What kind of tune?
  185. any way that tuning can cause PO332 & PO327
  186. edcmat-l1 tuning in Pittsburgh Aug 29th til?
  187. what is the max rpm for an ls1 computer?
  188. Surging on COLD START idle after FAST90 and New Tune [ HELP! ]
  189. Any one in fort worth have a tech2 scanner? HELP!
  190. Need help from a tuner with ls1edit
  191. No start condition, ATAP keeps disconnecting. Is there any way to test the PCM?
  192. High pressure a/c sensor
  193. Just ordered HP Tuners
  194. help with diagnostics....
  195. LT1 Tuning Options - Need Suggestions
  196. Learning, Maybe?
  197. help no start
  198. Need help/advice.poss pcm failed?
  199. HELP! h/c/i swap...no guages or fire...
  200. no spark....help please
  201. P0352 & P0650 (have already ruled out coil/wire/plug)
  202. I need to learn the PCM?
  203. Bad gas mileage
  204. hptuners checksum 4280 error
  205. resetting fuel trims
  206. where do you get the PCM pins for cheaper
  207. 1998 Firebird running issues
  208. Can someone please point me in the right direction?
  209. WTF is up with this 2001 camaro speed density
  210. p0101 help
  211. high idle!!!!!!!!! help please!!!!!!!!!!!
  212. Thoughts on IAT/ECT tables
  213. 55 chevy Ls3
  214. Hp tuners, LC-1 and 2005 cts-v question
  215. Several Codes and High Idle
  216. hesitation question.
  217. Anyone wanna double check a tune for me?
  218. What's the verdict on EFILive 2 step (Valet mode)
  219. Tripped a bunch of SES codes after !cats
  220. Dyno Tuning trouble
  221. rewriting 03 s10 pcm to 03 express van
  222. a few noob tuning questions
  223. help with tuning with hp tuners
  224. Slow Camaro
  225. EFI live... I don't understand.
  226. Diablo Predator: "Maximum knock fast spark" the same as knock retard?
  227. LS1 99-02 with AIM Sports MXL Strada
  228. '01 WS-6 intermittent stalling and power loss
  229. High Idle
  230. Where is a good place to get your car tuned in illinois near chicago
  231. OBD2 to OBD1
  232. Modifying LS2 harness 24x to 58x
  233. Help! Bank 2 50% More Fuel Then Bank 1
  234. dyno tune and diablo predator
  235. Looking for E38 Speed Density Cam Only Base Tune
  236. FI tuning. What is safe and too safe?
  237. Header Install, Cat delete, tune edit required?
  238. looking for a local tuner
  239. Spark Plug Spreadsheet
  240. 4l60e shift points with 4.11 gear
  241. a4 to m6
  242. LT1 cold start idle tuning
  243. LT1 383 Tuning Requirements???
  244. LS1 swap part throttle miss
  245. Surging with base tune, tune the main issue? *Video Inside*
  246. erratic starting issue
  247. GM SCT guys, need help
  248. Weird problem help please
  249. Need Tuning help in Wichita Falls TX
  250. Question about changing wheel diameter in hptuners