View Full Version : PCM Diagnostics & Tuning



  1. DTC P0704 clutch switch circuit
  2. Fixing TH350 idle dip when shifting from park/neutral into gear
  3. How to go about Cam Surge tuning
  4. Help: camshaft position sensor signal low
  5. LC1 as Narrowband issue
  6. Intermittent hot start problem
  7. What kind of tune?
  8. any way that tuning can cause PO332 & PO327
  9. edcmat-l1 tuning in Pittsburgh Aug 29th til?
  10. what is the max rpm for an ls1 computer?
  11. Surging on COLD START idle after FAST90 and New Tune [ HELP! ]
  12. Any one in fort worth have a tech2 scanner? HELP!
  13. Need help from a tuner with ls1edit
  14. No start condition, ATAP keeps disconnecting. Is there any way to test the PCM?
  15. High pressure a/c sensor
  16. Just ordered HP Tuners
  17. help with diagnostics....
  18. LT1 Tuning Options - Need Suggestions
  19. Learning, Maybe?
  20. help no start
  21. Need help/advice.poss pcm failed?
  22. HELP! h/c/i swap...no guages or fire...
  23. no spark....help please
  24. P0352 & P0650 (have already ruled out coil/wire/plug)
  25. I need to learn the PCM?
  26. Bad gas mileage
  27. hptuners checksum 4280 error
  28. resetting fuel trims
  29. where do you get the PCM pins for cheaper
  30. 1998 Firebird running issues
  31. Can someone please point me in the right direction?
  32. WTF is up with this 2001 camaro speed density
  33. p0101 help
  34. high idle!!!!!!!!! help please!!!!!!!!!!!
  35. Thoughts on IAT/ECT tables
  36. 55 chevy Ls3
  37. Hp tuners, LC-1 and 2005 cts-v question
  38. Several Codes and High Idle
  39. hesitation question.
  40. Anyone wanna double check a tune for me?
  41. What's the verdict on EFILive 2 step (Valet mode)
  42. Tripped a bunch of SES codes after !cats
  43. Dyno Tuning trouble
  44. rewriting 03 s10 pcm to 03 express van
  45. a few noob tuning questions
  46. help with tuning with hp tuners
  47. Slow Camaro
  48. EFI live... I don't understand.
  49. Diablo Predator: "Maximum knock fast spark" the same as knock retard?
  50. LS1 99-02 with AIM Sports MXL Strada
  51. '01 WS-6 intermittent stalling and power loss
  52. High Idle
  53. Where is a good place to get your car tuned in illinois near chicago
  54. OBD2 to OBD1
  55. Modifying LS2 harness 24x to 58x
  56. Help! Bank 2 50% More Fuel Then Bank 1
  57. dyno tune and diablo predator
  58. Looking for E38 Speed Density Cam Only Base Tune
  59. FI tuning. What is safe and too safe?
  60. Header Install, Cat delete, tune edit required?
  61. looking for a local tuner
  62. Spark Plug Spreadsheet
  63. 4l60e shift points with 4.11 gear
  64. a4 to m6
  65. LT1 cold start idle tuning
  66. LT1 383 Tuning Requirements???
  67. LS1 swap part throttle miss
  68. Surging with base tune, tune the main issue? *Video Inside*
  69. erratic starting issue
  70. GM SCT guys, need help
  71. Weird problem help please
  72. Need Tuning help in Wichita Falls TX
  73. Question about changing wheel diameter in hptuners
  74. 46 degrees of timing. STOCK LS1 tune
  75. Getting weird knock
  76. Codes p0102 and p0803 Need help..
  77. SES code check with out scanner?
  78. p0102 code after tune.
  79. Trailblazer ss pcm
  80. why PO327 after a Tune? this seems to happen alot
  81. Bogging at WOT or under load
  82. Alternator
  83. swapping PCM's
  84. disparity in my 02's dangerous?
  85. ETC scalar question
  86. EFILive and AEM UEGO showing different readings?
  87. best tuner around......was closed??
  88. ses Light comes on after 70mph
  89. Tuning after rockers install??
  90. 30% tps at wot
  91. help tuning questions
  92. 02 z28 error during writing tune. PCM fried.
  93. Need major help!!!!
  94. EFILive error message w/ pictures
  95. I bet you can't figure out why I'm running rich (datalog)
  96. MEFI4b, Ingenius 2.2 and Vista
  97. Trans going into limp mode from time to time need help
  98. rev limiter
  99. aeroforce scan gauge
  100. what sensors are required to run motor?
  101. MSD 6010 for efi
  102. Question About Timing being pulled.
  103. Idle issue
  104. need help with engine codes
  105. MegaSquirt Plug and Play project
  106. 04 GTO MAF different then 99 F-body?
  107. newbie tuner
  108. Ned help with some ses codes
  109. 2004 envoy 5.3L engine starting issues. Any suggestions?
  110. Reading Wideband Questions
  111. first tune
  112. HELP! 36lb/hr GTP injector hp tuners
  113. Disable LTFT
  114. what is all needed for proper DIY tuning
  115. knock retard question
  116. EFI Live & HP Tuners on Sale plus LC1 for $129shipped
  117. OBDI PCM Issues?
  118. injector size question
  119. Email tune?
  120. 4 codes after tuner has it???????
  121. OBD2 Blowing Fuse
  122. Accel Gen 7 IAC issue
  123. Best tuner around..........
  124. Can setting the P1626 to "no mil light" cause these issues? Ideas?
  125. Old (serial) hptuners interface question
  126. HPTuners VE Tuning issues...
  127. FS: Tune Tuning School (LSX Specific)
  128. passing inspection with a efilive2 bar OS
  129. harness swap question
  130. Did I kill my PCM?
  131. Need help please..
  132. reduced engine power
  133. Nebraska Tuner help me turn off VATS
  134. Question about map sensor linear and offset 2 bar map hp tuners...
  135. What side to mount WBo2??
  136. Not getting full timing for some reason????
  137. Hptunes general setup help (fuel)
  138. P1637 - Can Link ECM/ABSCM Circuit / Net Help
  139. Brand new to tuning need help
  140. Homemade cable from wideband to logger?
  141. Colorado MAF Part# 12579352
  142. p0327 & p0332 after head/cam swap - newish sensors & wiring checks out
  143. Please help asap!
  144. Need help bypassing vats
  145. e85 afr wot
  146. Help!!
  147. LC-1 help..
  148. 4.8 4l60-e in third gen camaro pcm tuning info needed
  149. WTF! a/c and ses issue...
  150. hp tuners
  151. error $0331 when reflashing
  152. Problems after PCM basic tune... Please, help/ideas
  153. Can't locate problem P1637 CAN Link ECM/ABS Control Module Circuit/Network
  154. Turn around time
  155. dfw tuning
  156. Can someone give me some fan settings for an E38 with a 160 stat?
  157. 5.3/auto swap dbw hesitation ?
  158. Rely on old tune for break in period on new stroker?
  159. Which Wideband for HPTuners?
  160. Ls2 gto need tuning in las vegas
  161. po650/ ses light not working
  162. Racepak setup help
  163. UPDATE - SPARK PLUGS - High RPM misfires - No MIL or DTCs
  164. PCM Cooling Fan Commands
  165. No communication from dlc. HELP!!!
  166. MSD 6010 issues...help please?
  167. NEW from Tick Performance: Knock Sensor Upgrade Kit (for 97-98 LS1 Engines)
  168. e38 standalone, starts and dies after 2 seconds max
  169. Share Transmission Tune?
  170. P0133 and P1133 popped up, bad 02 sensor?
  171. Check engine light disappeared by itself
  172. base tune for ms3 via efilive
  173. Bigger Maf
  174. Getting Tune by Cartek Racing
  175. 160 degree thermostat-do i need to tune for this
  176. Tuning questions
  177. Car bogging like hell off the line
  178. LQ4 swap issues...help if you can
  179. Not LS, but tuning related...
  180. Tuning for surging @ idle with A/C on
  181. Boosted Ls1 240sx (Not starting)
  182. new to tuning (tunercats) got a few questions
  183. GTO: Lingenfelter MAF Wiring Assistance
  184. IAC counts high and dont change
  185. LT1 running 24x efi swap, hesitation, stumlbling
  186. Quick help, wiring AEM UEGO to EFILive v1
  187. Vortech
  188. 4 wire harness conversion
  189. PCM help
  190. Can losing PCM sync with datamaster indicate a bad PCM?
  191. Car will not start (Very little spark)
  192. MAF problem..
  193. Exhaust Leak at WB
  194. HP Tuners website down again?
  195. best tuner for FI in the dfw area?
  196. First time tuning question, testing waters
  197. 6.0 LY6 keeps backfiring (pop) through the intake
  198. le2 cam degreed to spec from comp cams
  199. Best DynoTuner in or near Wisconsin
  200. 01 ls6 no throttle response code error p0122
  201. Please critique my first tune !!!
  202. SS wont start-pop hood-starts?
  203. SS wont start-pop hood-starts?
  204. Car Falls on its Face
  205. accel DFI problem:
  206. How much timing
  207. 2011 Camaro - Dealer detect reflashes?
  208. ECT sensor
  209. datalog and misfire
  210. P0121 with NO a/c
  211. looking for help using hp tuners in Indiana
  212. P1870 Tuning Issue
  213. Hypertech programmer
  214. e38 standalone, no power to MAP,ECT and alll 5volts form gray connector
  215. Best place to get big stuff 3 (bs3)?
  216. Running A/C causes SD car to get real rich
  217. A/F Using a ScanGauge 2?
  218. Help odd STFT issues
  219. PO174 System too lean (Bank 2)
  220. engine dies when brake booster is blocked
  221. Master efi tuner - gm efi available!!
  222. In Memory of Shawn Sankey
  223. Strange fueling issues...........
  224. south eastern tuners
  225. HP Tuner TCS patches - Do I need them?
  226. Tuning Tips
  227. no spark new cam and crank sensors
  228. PCM Issue/Question?
  229. HPT with FIC 160's - Need help
  230. security light flashing after tank swap/diy two pumps
  231. Is HP Tuner for me?
  232. VE correction factor?
  233. 2 Bar OS and Emissions
  234. performance tuner
  235. hp tunner
  236. LC-1 wiring question
  237. Readiness monitors and an OBDII emissions test
  238. Advance the odometer?
  239. new to tuning with hp tuners
  240. Obd2 code
  241. Low speed surge
  242. Trying to contact an HP Tuners Rep
  243. New to tuning, 97 lt1, 24x efic. users unite!
  244. untuned for a year
  245. Jet dynamic spectrum tuning software
  246. 1995 Pontiac Firebird Formula v8 TUNE!!
  247. Harness/pcm ??
  248. inital tune for new engine
  249. charging question.
  250. Help! Getting p0174 and p0174p