View Full Version : PCM Diagnostics & Tuning



  1. Idle issues, and few codes (live data pictures added)
  2. rich or lean
  3. spudders when i release the trans brake
  4. Need some help Diablo Tunning
  5. terrible mpg and p0171 p0174 codes
  6. Problems after bad Engine Ground.
  7. tuning for cat delete
  8. recomendations for a timing controller
  9. Transmission shifting issue, anyone care to look at my tune file??
  10. having idling issues
  11. Someone HELP!!! Looking for PatG
  12. P0137 p0157 codes
  13. Innovate LC1 problem.... ugg
  14. LS1 lean/choking under hi-throttle
  15. IAC help
  16. driving coils
  17. tuner locked ls1 ecm
  18. need help,timing twister trouble
  19. Here's one for the LS guru's
  20. Hitting rev limiter on 2-3 shift with built trans
  21. Good Tuner shop recommendation in North Dallas/Collin County area
  22. HELP.. TSP 100mm MAF Calibration.
  23. P1637 CAN Link ECM/ABS Control Module Circuit/Network
  24. Security light flashing!!
  25. Trouble at track last night after tune..
  26. Tuning help in Massachusetts
  27. Need Tune advise - Motor Plate & Soild Motor Mount please come in
  28. Can a car lose a tune over time?
  29. 98 wiring harness 99 pcm??
  30. Lt1edit
  31. Changing injector data
  32. Advanced Tuning Question- High RPM throttle cut and limp mode
  33. 2003 truck pcm 0v to knock sensors?
  34. General Tuning Software?
  35. Mass air flow and V.E. tuning advise needed
  36. Need a tune
  37. Questions for anyone with EFI 24x
  38. Can't get it to idle
  39. aem to oem pcm
  40. gutted car/big stuff 3 come with wires?
  41. C5 - Car will crank and not start / Reduced Engine power - P0606 and P1518
  42. Tuning issues RESOLVED!
  43. Hanging and fluctuating idle after head intake swap-help
  44. hahaha....figure this ridiculous sh1t out......**UPDATE**
  45. LMA-2 Setup on LT1
  46. hawaii?
  47. Your tuning solution EFI LIve, HP, Innovate
  48. Which programmer?
  49. looking for dyno tuner
  50. HpTuners ECM swap?
  51. do i need a IAC
  52. P0101 code and O2 sensor bank one sensor one codes
  53. plx air/fuel wideband problem help!
  54. At what RPM should I shift?*Dyno Graph
  55. on board monitor test $07 and $0C
  56. innovate wideband error?
  57. Who sells ALL NEW...COMPLETE wiring harnesses.......
  58. Spark tables question
  59. Thoughts on this build 402ci ls2 w/ 540rwhp
  60. MAF, H2O's, & VATS
  61. 2001 4.8L Silverado throwing lean codes.
  62. sd tune... do i need a t.p.
  63. EFI LIVE Scan tool
  64. 341 rwhp I was expecting more
  65. Spark and fuel look alright?
  66. P0200 "Injector Control Circuit" after heads, intake, and injector swap.
  67. ls1 stating problem
  68. HP Tuners, 01 PCM and E85. Looking to compare tunes
  69. Will putting my pcm in another car lock it out?
  70. Random misfires at idle, all cylinders
  71. HPTuners 2012 Tahoe, Escalade & Silverado Support added
  72. Finally had my car dyno tuned today !
  73. HP Tuners 2bar MAP OS
  74. New Sponsor: Unleashed Performance
  75. wiring dilema
  76. Granatelli MAF performance
  77. How forgiving is a stock PCM?
  78. PCM ECU LQ9 pinout?
  79. Need LS2 Tuner in Oklahoma area
  80. any good nitrous tuners in kansas city???
  81. looking for location of pin connector (pic inside)
  82. LS1 staying in open loop, need help
  83. EFI Live price increase!!
  84. Reprogramming GM crate engine kit controllers?
  85. hard to start
  86. Speedo Bouncing?
  87. mail order or email speed density base tune?
  88. 2006 c6 reluctor issues
  89. BCM harness same for v6
  90. obd2 black box
  91. LT1 383 Computer change?
  92. Nelson Perfomance
  93. Holley domninator EFI for LS7?
  94. cluster help !!!
  95. Autotap Express Diy
  96. HP Tuners in Socal area needed
  97. Looking for some assistance...again.
  98. How will car run when going from 28 to 36lb injectors?
  99. AutoTap Diagnostic VS AutoTap Express DIY?
  100. Scan tool
  101. Unknown PCM *Newbie*
  102. O-2 tuning app
  103. still getting po327 & po332 after replacing sensors and harness, what next?
  104. idle timing?
  105. 6.0 Z71 problem
  106. Speed density tunes skewed by altitude?
  107. PCM case
  108. Need 42# Stock injector data
  109. Any idea's?
  110. What kind of timing do you run WOT on E85?
  111. E85- What changes in tune would yield better MPG?
  112. Is the exact ECM needed to avoid Tech2 Reflash cost?
  113. Megasquirt 3 instalation writeup
  114. HPTuners 2012 Corvette Support added
  115. Quick Question on Tune for Lq9 S10 Blazer
  116. This makes no sense
  117. Please help!
  118. TSP Tqr V2 and washington Sniff test
  119. Issue MAF Lingenfelter 100 MM
  120. O2 sensors max and A/F goes very rich during deceleration. How do I fix it?
  121. stock pcm with boost
  122. Burning up o2 Sensors, why?
  123. A/C idle settings in EFI Live
  124. Elm 327 bluetooth obd2
  125. Throwing Codes PO410, PO412 and PO418
  126. Car throwing p0102 code and wont run
  127. is a tune needed just from switching from 241's to 243's?
  128. Skip shift = shift light
  129. Diablosport Predator question
  130. Holley dominator guru's
  131. Please Help With my Code Confusion.
  132. Wanted: tuner help in Lenoir, NC
  133. Please Help
  134. DTC ? Ignition coil 6
  135. Idle tuning. Car has hard time staying running when hot.
  136. Air intake and maf needs a tune?
  137. 5.3 70 nova wiring ?'s
  138. Diablosport InTune?
  139. SCT Pro rookie, need help figuring VE, MAF tuning setup
  140. Is there an issue swapping PCM's
  141. Cluster swap
  142. TPS signal randomly goes to 0%
  143. SD tune to maf question
  144. Engine surging problem
  145. EFI Live cable question
  146. Need Cable NW 102 Scalar #
  147. No reading from MAF in HPT
  148. OBD1 To OBD2 Plug conversion?
  149. Can someone please help me with this code.
  150. HPtuners Config Files
  151. Anybody have a cam only tune I can look at?
  152. Is this normal?
  153. open port 2.0 for tuning obd II
  154. would i benefit from a mail tune
  155. 1999 camaro pcm pinout issue
  156. I need a walkthrough for tuning out VATS
  157. PCM losing HP Tuners Tune?
  158. HPTuners 2012 Camaro V8 Support added
  159. Maf only tune?
  160. Any Good Tuners in Northern Utah?
  161. 2012 Corvette, Camaro SS first to market tune support!
  162. TPS voltage is bouncing around???
  163. HPT "Unable to locate PCM" after M6->A4 swap wiring
  164. Diablo tune (temporary) and shift kit.. Will it be ok? What to adjust?
  165. PCM failure
  166. Getting a hlod of BS3
  167. Tuning Gen 5 camaros
  168. This might be DUMB, but can you tune a fuel gauge....LOL
  169. Ls2 runs great cold dies instantly at 185??
  170. Need Help!!!!!!!!!!!!!!!
  171. picking an ECU: GMPP vs junkyard
  172. Diablosport Predator question
  173. O2 sensors not ready
  174. Is there a correlation between AFR reading and rich smell at idle
  175. throttle body question
  176. Prob. isnt the right section...screw size
  177. Intrument Cluster Fuse
  178. Abuse mode in different OS's
  179. LQ9 "N" code tuning
  180. I need a tune file for stock ls6 in a fody with a m6
  181. High idle at lower altitude or something else?
  182. Keep blowing Eng sens fuse?
  183. running rich or dumping fuel
  184. Emissions readout
  185. 4l60 line pressure?
  186. tuning issue...with cam
  187. what diagnostic software?
  188. Tuner
  189. tuning 0411 ecm
  190. Need help with Lt1 tune and TC apply
  191. Torquer v2 Tuning Help! Need BIN!
  192. Needeing a tuner near Tulsa
  193. Tuner appreciation
  194. engine misfires only on cold start up
  195. OBD-II PID for Torque (Android)
  196. DTC P0704 clutch switch circuit
  197. Fixing TH350 idle dip when shifting from park/neutral into gear
  198. How to go about Cam Surge tuning
  199. Help: camshaft position sensor signal low
  200. LC1 as Narrowband issue
  201. Intermittent hot start problem
  202. What kind of tune?
  203. any way that tuning can cause PO332 & PO327
  204. edcmat-l1 tuning in Pittsburgh Aug 29th til?
  205. what is the max rpm for an ls1 computer?
  206. Surging on COLD START idle after FAST90 and New Tune [ HELP! ]
  207. Any one in fort worth have a tech2 scanner? HELP!
  208. Need help from a tuner with ls1edit
  209. No start condition, ATAP keeps disconnecting. Is there any way to test the PCM?
  210. High pressure a/c sensor
  211. Just ordered HP Tuners
  212. help with diagnostics....
  213. LT1 Tuning Options - Need Suggestions
  214. Learning, Maybe?
  215. help no start
  216. Need help/advice.poss pcm failed?
  217. HELP! h/c/i swap...no guages or fire...
  218. no spark....help please
  219. P0352 & P0650 (have already ruled out coil/wire/plug)
  220. I need to learn the PCM?
  221. Bad gas mileage
  222. hptuners checksum 4280 error
  223. resetting fuel trims
  224. where do you get the PCM pins for cheaper
  225. 1998 Firebird running issues
  226. Can someone please point me in the right direction?
  227. WTF is up with this 2001 camaro speed density
  228. p0101 help
  229. high idle!!!!!!!!! help please!!!!!!!!!!!
  230. Thoughts on IAT/ECT tables
  231. 55 chevy Ls3
  232. Hp tuners, LC-1 and 2005 cts-v question
  233. Several Codes and High Idle
  234. hesitation question.
  235. Anyone wanna double check a tune for me?
  236. What's the verdict on EFILive 2 step (Valet mode)
  237. Tripped a bunch of SES codes after !cats
  238. Dyno Tuning trouble
  239. rewriting 03 s10 pcm to 03 express van
  240. a few noob tuning questions
  241. help with tuning with hp tuners
  242. Slow Camaro
  243. EFI live... I don't understand.
  244. Diablo Predator: "Maximum knock fast spark" the same as knock retard?
  245. LS1 99-02 with AIM Sports MXL Strada
  246. '01 WS-6 intermittent stalling and power loss
  247. High Idle
  248. Where is a good place to get your car tuned in illinois near chicago
  249. OBD2 to OBD1
  250. Modifying LS2 harness 24x to 58x