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Type: Posts; User: dave w

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  1. Replies
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    7 Pin Module, the 8 Pin Module is similar. The...

    7 Pin Module, the 8 Pin Module is similar.

    The Reluctor / Pickup Coil produce a small AC signal when the distributor shaft is spinning. Perhaps a wobble / harmonic between the Reluctor / Pickup...
  2. Gearhead-efi link for TBI Injector Flow Rates: ...

    Gearhead-efi link for TBI Injector Flow Rates: http://www.gearhead-efi.com/Fuel-Injection/showthread.php?81-GM-TBI-Injector-size-color-and-part-numbers
  3. Thread: Strange Issue

    by dave w
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    330

    It appears to me that the starter solenoid sends...

    It appears to me that the starter solenoid sends a voltage to the computer that the engine is being started cranking.
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    Updated VE Correction Excel Spreadsheet with...

    Updated VE Correction Excel Spreadsheet with Avereragifs for Closed Loop Only.

    Sample Open-Source formulas:

    =AVERAGEIFS('Pasted CSV'!BE:BE,'Pasted CSV'!CN:CN,">=37.5",'Pasted...
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    The fuel pump relay actually has 3 high side...

    The fuel pump relay actually has 3 high side connectors, that allow for Normally Closed contacts and Normally Open contacts.

    The fuel pump power is connected by the Normally Opened contacts.
    ...
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    The fuel pump relay wiring described above seems...

    The fuel pump relay wiring described above seems odd to me.

    Typically, the fuel pump wiring high side gets battery+ from a wire with an inline fusible link or a fuse that eventually is connected...
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    It appears the connector pictured is for an ATC...

    It appears the connector pictured is for an ATC fuse, see link below. Pink wire with a Black stripe is typically ignition "ON". Not sure what the tan/white wire is for.
    ...
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    The ECM needs to know when the fuel pump is "On"...

    The ECM needs to know when the fuel pump is "On" / "Fuel Pump Signal" The wiring for the "Fuel Pump Signal" is spliced into the power wire going to the fuel pump.
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    The Fuel Pump Relay and / or Oil Pressure Switch...

    The Fuel Pump Relay and / or Oil Pressure Switch will supply power to the fuel pump. The oil pressure switch is a backup to the fuel pump relay should the fuel pump relay fail. I did an experiment...
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    Wow, posting that link moved mega bytes of memory...

    Wow, posting that link moved mega bytes of memory from the Hard Drive to RAM Memory:thumbsup:
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    :welcome: Likely the AFI TBI system uses...

    :welcome:

    Likely the AFI TBI system uses 1227747 ECM.

    Gearhead-EFI link for 1227747 information http://www.gearhead-efi.com/Fuel-Injection/showthread.php?304-1227747-ECM-Information-42
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    The Memcal functions: Limp Home Mode Knock...

    The Memcal functions:
    Limp Home Mode
    Knock Sensor Filter
    Cylinder Select

    When possible, using an original Memcal for a specific engine / transmission configuration is a good plan. The...
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    Would I be correct the netress is a network of...

    Would I be correct the netress is a network of resistors used limp home fueling?

    Would I be correct cylinder select sets up injector firing sequence?
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    Awesome to learn the netress is the same. ...

    Awesome to learn the netress is the same.

    Would I be correct that the external ESC uses the 100k knock sensor? Possibly Standard Motor Products KS7?
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    Memcal: No. . . as far as I know, never tried a...

    Memcal: No. . . as far as I know, never tried a '7165 Memcal in a '7730. I usually convert a V6 '7730 Memcal to a V8 7730 Memcal....
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    Sometimes increasing the surrounding cells to a...

    Sometimes increasing the surrounding cells to a specific VE cell wants to be >100 will help.

    Are you using a VE Fixer spreadsheet?
  17. Thread: fresh newbi

    by dave w
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    138

    :welcome: Often modifying a 4.8 manual .bin or...

    :welcome:
    Often modifying a 4.8 manual .bin or 6.0 manual .bin is a good plan. Unfortunately a factory 5.3 manual .bin is not available. Modifying a 5.3 auto .bin to manual is also a good plan.
    ...
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    No. Removed the ZIF and installed the chip...

    No. Removed the ZIF and installed the chip directly into the adapter board.
  19. Replies
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    After about 1 year of working perfectly, the ZIF...

    After about 1 year of working perfectly, the ZIF socket (low profile) that was installed on a G1 Memcal adapter board cause many of problems your experiencing. I removed the ZIF socket and installed...
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    Moates.net Flash N Burn Setup

    Posting the Moates.net Flash N Burn Setup.

    The attached folder was zipped from my hard drive.

    Hopefully the attached can be used for setting up a Burn 2
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    Freeware BlueCats Transmission Tuning Software: ...

    Freeware BlueCats Transmission Tuning Software:

    https://forum.hptuners.com/showthread.php?44953-Bluecat-Transmission-Table-Software
    ...
  22. Thread: Hello from WV

    by dave w
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    195

    Gearhead-EFI link for 1994 Suburban TBI with...

    Gearhead-EFI link for 1994 Suburban TBI with 4L60E tuning information: http://www.gearhead-efi.com/Fuel-Injection/showthread.php?303-16197427-PCM-Information-0D
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    Gearhead-efi link for 87 L98 information:...

    Gearhead-efi link for 87 L98 information: http://www.gearhead-efi.com/Fuel-Injection/showthread.php?368-1227165-ECM-Information-32B

    Possibly consider definition $12P with forced induction, link to...
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    :welcome: What model year is the L98?

    :welcome:

    What model year is the L98?
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    Gearhead-efi link for several stock TBI Chips...

    Gearhead-efi link for several stock TBI Chips (4.3 / 5.0 / 5.7 / 7.4) with auto and manual transmissions. http://www.gearhead-efi.com/Fuel-Injection/showthread.php?304-1227747-ECM-Information-42
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