View Full Version : PCM Diagnostics & Tuning



  1. will this throw an SES code????
  2. Is this normal anyone help
  3. Need HELP p0101, p0106, p10300, and a pending code p0171
  4. MAF Vs. Speed density
  5. High idle, speedo reading sitting still
  6. 98 fuel system settings after fuel segment swap?
  7. Can/bus diagram ?
  8. does anybody use the FAST handheld programmer?
  9. 1st diagnostic
  10. tps
  11. finally bit the bullet! (FROST)
  12. pcm misfire
  13. DTC 410/412 Check engine light - can't pass State Inspection - HELP!
  14. hptuners PCM shift light wiring
  15. need help getting started with hp tuners
  16. Dyno Tune in SF Bay Area
  17. Brake light and ABS Light on
  18. High IAC count?
  19. 98 to 99 pcm swap fuel level pcm wire ?
  20. Looking for reputable tuner in the DFW area
  21. i have SES codes help?
  22. LY6 VVT stock cam tune?
  23. 4l80E will not make WOT 2-3 shift
  24. change computer now car do not start
  25. Brain dead Camaro (HELP)
  26. Trying to Pass Inspection-P0171 and P0420
  27. GM's new PCM's and Tuning them.
  28. PCMForLESS?
  29. PCM Speed signal 100 mph
  30. Won't idle with oil cap on...ideas??
  31. Disable fuel while reflashing? UPDATE: Cyl fill up with fuel, really quick! HELP!
  32. Jeremy Formato tuning & porting in Gettysburg PA October 23-29
  33. Computer keeps resetting itself
  34. LQ4 Low Hp...HELP lol
  35. In need of help with 5.3 wiring harness
  36. PCM or CPS
  37. Take a look at my tune please
  38. Slow speedometer needle???
  39. Retune after switching from ORY to TD X setup?
  40. Tuning help
  41. Recommend tuner in Hartford CT area
  42. Hp Tuners Vs. EFI Live
  43. critique my tune.
  44. Power dropping off above 3500??
  45. Air removal and SES question
  46. maf/tunning question
  47. Diablo Custom Tune
  48. 98 ls1 in a 01
  49. Question EGR
  50. stand alone harness help?!?!
  51. Idle issues, and few codes (live data pictures added)
  52. rich or lean
  53. spudders when i release the trans brake
  54. Need some help Diablo Tunning
  55. terrible mpg and p0171 p0174 codes
  56. Problems after bad Engine Ground.
  57. tuning for cat delete
  58. recomendations for a timing controller
  59. Transmission shifting issue, anyone care to look at my tune file??
  60. having idling issues
  61. Someone HELP!!! Looking for PatG
  62. P0137 p0157 codes
  63. Innovate LC1 problem.... ugg
  64. LS1 lean/choking under hi-throttle
  65. IAC help
  66. driving coils
  67. tuner locked ls1 ecm
  68. need help,timing twister trouble
  69. Here's one for the LS guru's
  70. Hitting rev limiter on 2-3 shift with built trans
  71. Good Tuner shop recommendation in North Dallas/Collin County area
  72. HELP.. TSP 100mm MAF Calibration.
  73. P1637 CAN Link ECM/ABS Control Module Circuit/Network
  74. Security light flashing!!
  75. Trouble at track last night after tune..
  76. Tuning help in Massachusetts
  77. Need Tune advise - Motor Plate & Soild Motor Mount please come in
  78. Can a car lose a tune over time?
  79. 98 wiring harness 99 pcm??
  80. Lt1edit
  81. Changing injector data
  82. Advanced Tuning Question- High RPM throttle cut and limp mode
  83. 2003 truck pcm 0v to knock sensors?
  84. General Tuning Software?
  85. Mass air flow and V.E. tuning advise needed
  86. Need a tune
  87. Questions for anyone with EFI 24x
  88. Can't get it to idle
  89. aem to oem pcm
  90. gutted car/big stuff 3 come with wires?
  91. C5 - Car will crank and not start / Reduced Engine power - P0606 and P1518
  92. Tuning issues RESOLVED!
  93. Hanging and fluctuating idle after head intake swap-help
  94. hahaha....figure this ridiculous sh1t out......**UPDATE**
  95. LMA-2 Setup on LT1
  96. hawaii?
  97. Your tuning solution EFI LIve, HP, Innovate
  98. Which programmer?
  99. looking for dyno tuner
  100. HpTuners ECM swap?
  101. do i need a IAC
  102. P0101 code and O2 sensor bank one sensor one codes
  103. plx air/fuel wideband problem help!
  104. At what RPM should I shift?*Dyno Graph
  105. on board monitor test $07 and $0C
  106. innovate wideband error?
  107. Who sells ALL NEW...COMPLETE wiring harnesses.......
  108. Spark tables question
  109. Thoughts on this build 402ci ls2 w/ 540rwhp
  110. MAF, H2O's, & VATS
  111. 2001 4.8L Silverado throwing lean codes.
  112. sd tune... do i need a t.p.
  113. EFI LIVE Scan tool
  114. 341 rwhp I was expecting more
  115. Spark and fuel look alright?
  116. P0200 "Injector Control Circuit" after heads, intake, and injector swap.
  117. ls1 stating problem
  118. HP Tuners, 01 PCM and E85. Looking to compare tunes
  119. Will putting my pcm in another car lock it out?
  120. Random misfires at idle, all cylinders
  121. HPTuners 2012 Tahoe, Escalade & Silverado Support added
  122. Finally had my car dyno tuned today !
  123. HP Tuners 2bar MAP OS
  124. New Sponsor: Unleashed Performance
  125. wiring dilema
  126. Granatelli MAF performance
  127. How forgiving is a stock PCM?
  128. PCM ECU LQ9 pinout?
  129. Need LS2 Tuner in Oklahoma area
  130. any good nitrous tuners in kansas city???
  131. looking for location of pin connector (pic inside)
  132. LS1 staying in open loop, need help
  133. EFI Live price increase!!
  134. Reprogramming GM crate engine kit controllers?
  135. hard to start
  136. Speedo Bouncing?
  137. mail order or email speed density base tune?
  138. 2006 c6 reluctor issues
  139. BCM harness same for v6
  140. obd2 black box
  141. LT1 383 Computer change?
  142. Nelson Perfomance
  143. Holley domninator EFI for LS7?
  144. cluster help !!!
  145. Autotap Express Diy
  146. HP Tuners in Socal area needed
  147. Looking for some assistance...again.
  148. How will car run when going from 28 to 36lb injectors?
  149. AutoTap Diagnostic VS AutoTap Express DIY?
  150. Scan tool
  151. Unknown PCM *Newbie*
  152. O-2 tuning app
  153. still getting po327 & po332 after replacing sensors and harness, what next?
  154. idle timing?
  155. 6.0 Z71 problem
  156. Speed density tunes skewed by altitude?
  157. PCM case
  158. Need 42# Stock injector data
  159. Any idea's?
  160. What kind of timing do you run WOT on E85?
  161. E85- What changes in tune would yield better MPG?
  162. Is the exact ECM needed to avoid Tech2 Reflash cost?
  163. Megasquirt 3 instalation writeup
  164. HPTuners 2012 Corvette Support added
  165. Quick Question on Tune for Lq9 S10 Blazer
  166. This makes no sense
  167. Please help!
  168. TSP Tqr V2 and washington Sniff test
  169. Issue MAF Lingenfelter 100 MM
  170. O2 sensors max and A/F goes very rich during deceleration. How do I fix it?
  171. stock pcm with boost
  172. Burning up o2 Sensors, why?
  173. A/C idle settings in EFI Live
  174. Elm 327 bluetooth obd2
  175. Throwing Codes PO410, PO412 and PO418
  176. Car throwing p0102 code and wont run
  177. is a tune needed just from switching from 241's to 243's?
  178. Skip shift = shift light
  179. Diablosport Predator question
  180. Holley dominator guru's
  181. Please Help With my Code Confusion.
  182. Wanted: tuner help in Lenoir, NC
  183. Please Help
  184. DTC ? Ignition coil 6
  185. Idle tuning. Car has hard time staying running when hot.
  186. Air intake and maf needs a tune?
  187. 5.3 70 nova wiring ?'s
  188. Diablosport InTune?
  189. SCT Pro rookie, need help figuring VE, MAF tuning setup
  190. Is there an issue swapping PCM's
  191. Cluster swap
  192. TPS signal randomly goes to 0%
  193. SD tune to maf question
  194. Engine surging problem
  195. EFI Live cable question
  196. Need Cable NW 102 Scalar #
  197. No reading from MAF in HPT
  198. OBD1 To OBD2 Plug conversion?
  199. Can someone please help me with this code.
  200. HPtuners Config Files
  201. Anybody have a cam only tune I can look at?
  202. Is this normal?
  203. open port 2.0 for tuning obd II
  204. would i benefit from a mail tune
  205. 1999 camaro pcm pinout issue
  206. I need a walkthrough for tuning out VATS
  207. PCM losing HP Tuners Tune?
  208. HPTuners 2012 Camaro V8 Support added
  209. Maf only tune?
  210. Any Good Tuners in Northern Utah?
  211. 2012 Corvette, Camaro SS first to market tune support!
  212. TPS voltage is bouncing around???
  213. HPT "Unable to locate PCM" after M6->A4 swap wiring
  214. Diablo tune (temporary) and shift kit.. Will it be ok? What to adjust?
  215. PCM failure
  216. Getting a hlod of BS3
  217. Tuning Gen 5 camaros
  218. This might be DUMB, but can you tune a fuel gauge....LOL
  219. Ls2 runs great cold dies instantly at 185??
  220. Need Help!!!!!!!!!!!!!!!
  221. picking an ECU: GMPP vs junkyard
  222. Diablosport Predator question
  223. O2 sensors not ready
  224. Is there a correlation between AFR reading and rich smell at idle
  225. throttle body question
  226. Prob. isnt the right section...screw size
  227. Intrument Cluster Fuse
  228. Abuse mode in different OS's
  229. LQ9 "N" code tuning
  230. I need a tune file for stock ls6 in a fody with a m6
  231. High idle at lower altitude or something else?
  232. Keep blowing Eng sens fuse?
  233. running rich or dumping fuel
  234. Emissions readout
  235. 4l60 line pressure?
  236. tuning issue...with cam
  237. what diagnostic software?
  238. Tuner
  239. tuning 0411 ecm
  240. Need help with Lt1 tune and TC apply
  241. Torquer v2 Tuning Help! Need BIN!
  242. Needeing a tuner near Tulsa
  243. Tuner appreciation
  244. engine misfires only on cold start up
  245. OBD-II PID for Torque (Android)
  246. DTC P0704 clutch switch circuit
  247. Fixing TH350 idle dip when shifting from park/neutral into gear
  248. How to go about Cam Surge tuning
  249. Help: camshaft position sensor signal low
  250. LC1 as Narrowband issue