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Thread: 16159278 ECM Information $DA2 $DA3

  1. #1
    EFI GearHead ! EagleMark's Avatar
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    16159278 ECM Information $DA2 $DA3

    16159278 ECM Information $DA2 $DA3 1992 and 1993 Y body (corvette) 5.7L, LT1 engine.
    $DA2 mask.
    Also used in 1993 F body 5.7L, LT1 engine.
    $DA3 mask.

    *Work in progress*

    1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
    1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
    -= =-

  2. #2
    EFI GearHead ! EagleMark's Avatar
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    16159278 ECM TunerPro Files

    16159278 ECM TunerPro Files.
    Attached Files Attached Files

    1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
    1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
    -= =-

  3. #3
    EFI GearHead ! EagleMark's Avatar
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    Bin files for 16159278 $DA2

    Bin files for 16159278... $DA2

    1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
    1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
    -= =-

  4. #4
    EFI GearHead ! EagleMark's Avatar
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    Bin files for 16159278 $DA3

    Bin files for 16159278 $DA3

    1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
    1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
    -= =-

  5. #5
    EFI GearHead ! EagleMark's Avatar
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    16159278 Wiring Diagram

    16159278 Wiring Diagram

    PINOUT for GM PCM/ECM 16159278 (wire color kegend)
    B = Black
    BL = Blue
    BR = Brown
    DKBL = Dark Blue
    DKG = Dark Green
    GY = Gray
    LBL = Light Blue
    LG = Light Green
    O = Orange
    P = Purple
    PK = Pink
    R = Red
    T = Tan
    W = White
    Y = Yellow

    Connector [A] is Gray

    [A1] Vapor Canister Purge Solenoid DKG/Y (HOT in start and run) 10A
    [A2] EGR Solenoid B/PK (HOT in start and run) 10A
    [A4] IAC LBL/W
    [A5] IAC LG/B
    [A6] Check Engine
    Light BR/W (this grounds when light is on, connect other terminal on light socket to HOT in start and run) 5A
    [A7] Air Pump Relay BR
    [A8] Air Divert Valve BR (this grounds when active, connect other terminal on valve to HOT in start and run) 10A
    [A9] Shift Light W
    [A10] IAC LBL/B
    [A11] IAC LG/W
    [A12] Ignition Coil W (HOT, connect other black wire on coil to ground) 10A
    [A13] Coolant Temp Sensor Y
    [A20] Fuel Pump ON input R
    [A21] Trans Position Switch O/B
    [A22] Anti-lock Brake Module GY/B

    Connector [b] is Red

    [B2] Trans Converter Clutch (Auto) or Overdrive Relay (Manual) T/B (Auto) or DKBL (Manual) (also connects to Pin F on ALDL connector)
    [B3] MAP Sensor B
    [B4] Primary Cooling Fan Relay DKG/W
    [B5] A/C System DKG/W
    [B6] Grounded T (also connects to Pin A on ALDL connector)
    [B10] Secondary Cooling Fan Relay DKBL/W
    [B14] 2nd, 3rd and 4th gear switches (auto), 4th gear LBL
    [B16] Cruise Control System P
    [B17] Grounded B/W (jumped to [B6] )
    [B18] TPS B
    [B19] 2nd, 3rd and 4th gear switches (auto), 3rd gear DKG
    [B20] 2nd, 3rd and 4th gear switches (auto), 2nd gear W
    [B21] A/C system DKG/Y
    [B22] Grounded B/W

    Connector [C] is Green

    [C1] A/C system DKG
    [C2] TPS GY
    [C3] PS DKBL
    [C5] Distributor/Opti-Spark Module B/R
    [C6] HOT at ALL times (jumped to C17) O

    [C7] MAP Sensor GY
    [C8] Knock Sensor(s) DKBL
    [C9] Distributor/Opti-Spark Module B/PK
    [C11] A/C Pressure Sensor GY/R
    [C12] ECM Power (HOT in start and run) PK/B 3A
    [C14] Distributor/Opti-Spark Module P/W
    [C15] Oil Temp Sensor DKG
    [C17] HOT at ALL times (jumped to C6) O

    [C18] Distributor/Opti-Spark Module Y
    [C21] MAP Sensor LG
    [C22] Manifold Air Temp Sensor T

    Connector [D] is Brown

    [D1] VSS P
    [D4] ALDL and Serial Data Connector T (connects to Pin M on ALDL connector)
    [D6] O2 Sensor (left) P
    [D7] Fuel Pump Relay DKG/W
    [D8] VSS Output DKG/W
    [D10] Fuel Injectors 2, 4, 6 & 8 DKG (connect other lead off injectors PK/B to HOT in start and run 10A)
    [D11] Fuel Injectors 1, 3, 5 & 7 DKBL (connect other lead off injectors PK/B to HOT in start and run 10A)
    [D12] VSS Y
    [D15] ALDL and Serial Data Connector T
    [D20] ALDL and Serial Data Connector W/B (connects to Pin B on ALDL connector)
    [D22] O2 Sensor (right) P
    Attached Images Attached Images

    1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
    1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
    -= =-

  6. #6
    EFI GearHead ! EagleMark's Avatar
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    $DA2 $DA3 Hac Disassembly 16159278 ECM

    $DA2 $DA3 Hac Disassembly 16159278 ECM
    Attached Files Attached Files

    1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
    1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
    -= =-

  7. #7
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    perhaps a better version of the DA2 XDF?
    Attached Files Attached Files
    1995 Chevrolet Monte Carlo LS 3100 + 4T60E


  8. #8
    Super Moderator dave w's Avatar
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    VE Fixer Spreadsheet for $DA2

    dave w
    Attached Files Attached Files

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