PDA

View Full Version : FAQ on EFI Conversion Links, Troubleshooting, Error Codes!



Six_Shooter
03-03-2011, 07:41 AM
If you are planning on a EFI conversion or need help troubleshooting what you have or where to start tuning? Well here's a good start!

EFI Terminology (http://www.gearhead-efi.com/Fuel-Injection/showthread.php?171-EFI-Acronyms-and-Abbreviations)

Bin files, Definition Files, Wiring Diagrams, Pictures and a whole lot more! (http://www.gearhead-efi.com/gearhead-efi/)

Mechanicals/Hardware

Installing a chip (http://www.gearhead-efi.com/Fuel-Injection/showthread.php?18-Installing-a-chip-in-the-plastic-holder)

O2 sensor placement. (http://www.gearhead-efi.com/Fuel-Injection/showthread.php?20-Proper-Placement-of-O2-Sensor)

GM TBI reference pictures (http://www.gearhead-efi.com/Fuel-Injection/showthread.php?17-TBI-Pictures-Information-on-vacuum-ports)

Fuel Pump Relay Wiring (http://www.gearhead-efi.com/Fuel-Injection/showthread.php?180-Fuel-Pump-Relay-Wiring)

TBI-Fuel-Pumps-Specifications-and-Regulator-Springs! (http://www.gearhead-efi.com/Fuel-Injection/showthread.php?3145-TBI-Fuel-Pumps-Specifications-and-Regulator-Springs!)

Northstar ignition information (http://www.lukeskaff.com/car/northstar/theory.html)

Tuning

Tuning GM EFI OBD1 (http://www.gearhead-efi.com/Fuel-Injection/showthread.php?51-Programming-1o1-by-Bruce-Plecan-AKA-quot-Grumpy-quot-R.I.P.)

Where do you start tuning? (http://www.gearhead-efi.com/Fuel-Injection/showthread.php?149-Where-do-you-start-when-tuning-a-chip-Update-10-24-2011)

Injector Size Vs HP VS Fuel Pressure with calculator (http://www.gearhead-efi.com/Fuel-Injection/showthread.php?170-Injector-size-vs-HP-pressure-math-needed)

TBI Injector sizes, Part Numbers and color codes (http://www.gearhead-efi.com/Fuel-Injection/showthread.php?81-GM-Injector-size-color-and-part-numbers)

Hardware Modifications

Converting from 1227747 to 16197427 Wiring diagrams and pin outs (http://www.gearhead-efi.com/Fuel-Injection/showthread.php?173-1227747-to-16197427-Conversion-PCM-Swap-with-Wiring-Pinout-Directions!)

TH400 Auto Trans Kick Down Switch Installation (http://www.gearhead-efi.com/Fuel-Injection/showthread.php?173-1227747-to-16197427-Conversion-PCM-Swap-with-Wiring-Pinout-Directions!&p=23185&viewfull=1#post23185)

1227749 Low-Z injector driver modification for running 6 and 8 Low-z injectors. (http://home.comcast.net/~p-928/749mods.html)

Building an EFI distributer for Delco ECM control. (http://www.gearhead-efi.com/Fuel-Injection/showthread.php?21-Building-a-GM-EFI-Small-Cap-Distributor-for-TBI-Conversions!)

DRAC information and modification (http://www.tbichips.com/drac/)

MEMCAL modification for EEPROM (http://www.gearhead-efi.com/Fuel-Injection/showthread.php?178-427-PCM-Memcal-Mod-for-27SF512-Chip)

1227747 Flash Chip conversion to 27SF512 Eprom (http://www.gearhead-efi.com/Fuel-Injection/showthread.php?172-7747-Flash-Chip-Conversion-(27SF512))

Using Extrernal ESC on P4 type ECM (http://www.gearhead-efi.com/Fuel-Injection/showthread.php?748-85-IROC-TPI-1227730-conversion-from-1226870&p=9118&viewfull=1#post9118)

Software

Code 59 is a modified code of the Sy/Ty/Turbo Sunbird code, that has many features added to it. (http://www.code59.org)

Software modifications

E-fan control for the $0D and $0E. (http://www.gearhead-efi.com/Fuel-Injection/showthread.php?137-0D-0E-Efan-control&highlight=E-fan+control)

Dual speed/Dual E-fan control for $0D
(http://www.fullsizechevy.com/forum/general-discussion/performance/tbi-tuning-87-95-obd-i-ecm-pcm/482900-dual-speed-e-fan-code-0d.html)
Patch for datalogging when using an AutoProm with $58 (http://www.thirdgen.org/techboard/diy-prom/382503-58-aldl-patch-autoprom.html)

Diagnostics and Troubleshooting

TBI and TPI Diagnosis and Troubleshooting GM Service Manual (http://www.gearhead-efi.com/Fuel-Injection/showthread.php?52-GM-ECM-Reading-Error-Codes-CEL-SES-Light)

GM Error Codes for all vehicles! Excellent! (http://www.troublecodes.net/GM/)

CTS Coolant Temperature Sensor (http://www.gearhead-efi.com/Fuel-Injection/showthread.php?74-Coolant-Temperature-Sensor-Diagnostic-Test-CTS&highlight=Coolant+Temperature+Sensor)

General information

Ludis' excellent resource for GM EFI (http://www.exatorq.com/ludis_obd1/)

Another link to reference BCC to ECM numbers. (http://www.exatorq.com/ludis_obd1/idxref.html)

GM RPO Codes
(http://www.gearhead-efi.com/Fuel-Injection/showthread.php?53-Ultimate-RPO-Codes-Complete-GM-PDF-Database)
Memcal Information (http://www.gearhead-efi.com/Fuel-Injection/showthread.php?592-You-lost-your-Memcal-ID)

Conversions and Tutorials

Converting a Toyota 22r 22re 22 rte to GM ECM (http://home.metrocast.net/~shannen/yota/22RTE/GM_ECM/gmecm.html)

1227747 HiWay Enable lean Cruise (http://www.gearhead-efi.com/Fuel-Injection/showthread.php?351-Enable-Highway-Cruise-on-1227747-ECM)

DIY Fuel Injection for any engine! How To! (http://www.gearhead-efi.com/Fuel-Injection/showthread.php?97-DIY-Fuel-Injection-for-any-Carbed-Engine!-HOW-TO!)

Installing GM TBI information (http://www.automedia.com/TBI_Fuel_Injection_Conversion/pht20001001fi/1)

DuraSpark Stator Diagnosing (http://www.gearhead-efi.com/Fuel-Injection/showthread.php?255-Dura-Spark-Stator-Testing-Diagnoses-TBI-Conversion)