View Full Version : PCM Diagnostics & Tuning
- emission nazis!!!!!!
- how to know if its lean OR ritch in dyno ?? :)
- Cause of hesitation off idle?
- Reputable tuners near Ft Lauerdale FL?
- How to know the Best A/F Ratio And the Timing
- LS6 PCM Questions help??
- Can you modify an LS1edit tune w/ a Predator?
- ses light = loss of power??
- getting better, found a few things...
- need help
- Hp tuners...
- Why so lean at WOT?
- FAST XFI owners inside!!!
- Anyone in East Nebraska with LS1 Edit or similar?
- Indentify year of pcm
- Stall/bog - no downshift
- Diablo tuner???
- Need your help with codes.....
- Lower than expected dyno numbers from LS2 402. HELP!!!
- F1R Procharger HP Tuner Base Map Needed
- HPT USB Problem:
- maf need help
- rough idle
- SES and hesitation ... need help !
- Anyone know what's up with RWTD ?
- bank 1 & 2 system lean?????
- Bin file for FMS 30# injectors
- Best Local Tuner??
- Unequal narrowband o2 sensors and fuel trims
- Looking for injector offset table for 60# Motrons
- Tuning software that doesn't require laptop?
- Predator tuners COME INSIDE!
- HPT 2 or 3 bar setup?
- maf replacement pipe....
- Anyone able to help me out?
- cold start problem
- NX TPS switch install help
- Hp tuner
- Odd Misfire Problem with LS2
- Tunercat software?
- Attention Hptuners!!!!
- Tuning for vac mod tranny
- Front O2 switching or in my case not switching
- whats the difference between...
- 1998 LS1 Curse??!!
- LS1 PCM tunning for FD
- Were do you do this at HPT?
- when do stit's take over coming to a stop?
- Tune for full exhaust and lid?
- Help, Cant access ECM
- LC1 questions for analog input.
- I've installed a set of headers on my 01 ss
- Throttle Position Controller?
- Low oil light, help please
- LTFT's are tuned, now what?
- Timing question?????
- New to this forum ? about computer
- New to this forum ? about computer
- PCM removal question
- PO103 MAF Circuit high input?
- FS: HPT serial cable for 98/99 fbody...and LC1
- Open Loop tuning
- LS1 pcm harness connector part number
- Air fuel ratio gauge question?
- How long does the PCM take to cycle???
- Paging HP tuners, where is my cable?
- Upgraded OS now getting a misfire code
- What do I need for wideband?
- Error Code HELP!
- XFI users. Some questions
- I'm having issues with my idle.
- This Lap top stand work on Trans-Am?
- Anyone with a Jetchip StageII -- PIMP, er CHIP my Ride!
- pcm swap
- Please help, P1416 Code, which black valve is it?
- hptuners tutorials ??????
- WOT a/f ratio in SD mode. How to adjust?
- Neutral safety switch (m6) can I bypass it?
- hp tuner and ls1 edit question????
- Lead time to get HPTuners
- What to expect from a tune?
- Pcm
- how long to dyno tune?
- cannot communicate with computer...
- results of tune
- Please help with my VE Table. Please look inside!
- PCM lock???
- tune repository for preditor
- sharing a tach signal??
- TSP mail order tune or dyno tune
- tsp mail order tune or dyno tune.
- o2 sensor codes still being thrown after o2 simms
- Need help tried to restore factory tune with Diablo car wont run
- Crane or SLP Diablo II
- Throwing a code
- Idle high after coming to stop
- need help
- Where can io get a cable for EFI
- Stalling while turning.
- Cam is in... Where to start tunning?
- P307 PCM SES Misfire
- what should my air/fuel ratio be?
- P0123 & P1121 Throttle Position Sensor High voltage???
- know it all?
- Odometer Blank??
- LS2 402 lean idle
- Having some trouble understanding
- Burst knock
- Tuning for LTs - everything else is equal
- Tuning for LTs - everything else is equal
- Where can i get the efi cable
- Need some help leaning out startup OL
- Weird problem with 1107mV on B2 O2 Sensor...
- help...misfire problem..car has BS3
- noise at wot is it detonation, KR or what?
- Question on OLSD tune w/ wideband
- Hp tuners/ Laptop ???
- AFR error% logging not working
- Tunning
- pcmforless
- Having some issues
- leaner low end = better MPG?
- Hypertech owners need help
- How do you know if you are getting real knock vs false knock?
- logging tranny in hpt help
- My key isnt showing :(
- Need help calibrating speedo with HP tuners pleassseee!!!
- Timing....
- HPTuners autotune?
- Am I missing a lot of potential in my tune?
- tach goes out...then SES
- trex / severe missing
- Base tune vs dyno
- air/fuel question
- Maf Translator
- Engine sensor fuse, keeps blowing! why!
- How will I benefit after tonights tune?
- Scaling Injectors
- HP Tuners?
- Question on shift mph ?
- HPTuners Newbie.
- Someone help me please
- Car starts, runs for 2 seconds, then dies
- Running Rich? High LTFT and High 02 mV??
- Bin repository Availability update
- p0343
- Something I've Always Wondered about MAFs...
- egr codes
- Do I have a short or did I fry the ECU??
- check engine light is flashing
- Bone Stock C5 Tune
- security light flashing and
- tuning use load bearing dyno vs non
- OT: Why are all the EFI companies based out of Aussieland?
- What happenned to my car?
- Car is sluggish.
- Anyone with a WBC care to do a free air test for me...
- HELP !! Car just dies, I think its fuel shut off ???
- Everyone with SD tune issue: VERY lean on starts after certain time delay.
- Oh Gurus Please Help ......
- odd timing issues, not getting full advance
- Tuning in a stutter box and other odds
- Hypertec Programmer???
- idleing funny
- RAF tuning in SD mode?
- HPTuners - A4 Line pressure
- Does my A/F look alright?
- Can O2's not report 14.7AFR?
- P0172 and P0175 but GREAT Trim #'s WTF
- Untuned after LT/TD's Just got a FAST 90/90, Install?
- fuel trims ok?
- LC-1 with NGK sensor?
- EFIlive automatic fueling adjustment?
- Frequency to airflow
- TRYING NOT TO PANIC " NEED HELP"
- Cam Postion Sensor Code
- Please Help: Checking trans temp??
- My car is stallling out a little
- Speedo and idle problems
- O2 and idle problems
- Performance Chip?!
- Are there any disadvantages when...???
- Lc1 or Lm1 wideband
- AFR205/G5X2/Tune = 10hp
- Running Rich?
- portable lc-1 whos done it?
- just going to give up on lc-1
- Help!!!!
- Best place to buy new computer?
- Equation for Air flow in gm/cyl?
- light is on
- Predator tuner and stock LS2, car going into safe mode (Code P0601)?
- SD mode=full trans line pressure. ouch!!
- NA bolt on LS1 tuning questions
- where to get a hp turner
- LC-1 Installation
- Help with LC1 Wide band as a narrow on a Corvette
- pcm memory loss
- 1 bar enhancement, HP tuners?
- Do you want 15-20 FREE HP, then get in here...
- Tuning Questions PCM vs. Dyno
- Hp Tuners Or Ls1 Edit?
- 2006 montecarlo speed limiter
- Trouble starting, staying above idle, dying in and out
- Do most people pick up hp when switching to an SD tune?
- Cold Startup Issues
- Taking SD tuning to the next level....
- a/f richer in higher gears?
- sputtering in low rpm range
- Conley's Performance Plus Now Has HP Tuners
- Emissions="System Not Ready" Please Help!
- Car blowing fuse#9 (guages fuse)???
- HP Tuners VCM Suite 2.1.6 is now available
- Engine Control Schematic
- Anyone figured out ground offsets with LC-1?
- Possible Explanation for Some O2 Sensors and Headers
- STOP the insanity... Final tune...
- Odd AFR behavior while SD tuning
- Does anyone do tunes for turbos that I can send my computer too?
- Tsp Mail Order Tuning
- Check Engine Light
- New Injectors = KR?
- Inconsistent Startup issues. Please help.
- 98 PCM inferior in any way? Should i stay away from a 98 car?
- Code Po327
- Simple usability question
- Confused, how to tune closed loop. RANT!
- P0400 on '97 LT1. How do I fix this?
- Question on HPP3
- Crane/Vinci question
- B1S1?p0134,p0135
- EFI LIve 2 step function
- idle tuneing issues
- wich handheld tuner would you buy?
- Diablo Sport II
- Best PCM to buy? Stock?
- no misfire code, but still arching to head
- Anyone seen this wideband??
- maf question
- LC-1 issue...suggestions welcome
- A few ??'s, VE, PE, IFR
- Dyno-Jet
- harness side O2 sensor connector ?
- Anybody tune motorcycle with innovate?
- ls1 scan. Someone look at this scan log?
- 98 tunning
- Dip in RPMS and then stall from park to reverse.
- A few Q's about running C-16 and its effect on my LC-1?
- HELP! can't keep off the rev-limit/fuel-cut
- Cam only MS3 bin file?