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Thread: E38/E40 Pinout-Diagram

  1. #1
    Guess who's back!!!! Black02SS's Avatar
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    Lightbulb E38/E40 Pinout-Diagram

    I am in need of a pinout/diagram for both a E38 and E40 ECM. If anyone can help me here I would appreciate it. I have searched everywhere.

  2. #2
    Lifetime Member SinisterSS's Avatar
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    2005 Corvette


    Engine Control Module (ECM) - C1 (MM6)

    Pin
    Wire Color
    Circuit No.
    Function
    1
    TN/BK
    2500
    High Speed GMLAN Serial Data Bus+
    2
    TN
    2501
    High Speed GMLAN Serial Data Bus-
    3
    --
    --
    Not Used
    4
    BN/WH
    419
    MIL Control
    5-6
    --
    --
    Not Used
    7
    BN
    1271
    Low Reference
    8
    PU
    1272
    Low Reference
    9
    --
    --
    Not Used
    10
    WH/BK
    448
    Ignition 1 Relay Control
    11-12
    --
    --
    Not Used
    13
    YE/BK
    625
    Starter Enable Relay Control
    14
    PK
    439
    Ignition 1 Voltage
    15-17
    --
    --
    Not Used
    18
    YE
    43
    Accessory Voltage
    19
    PK
    1439
    Ignition 1 Voltage
    20
    RD/WH
    2440
    Battery Positive Voltage
    21
    D-GN/WH
    817
    Vehicle Speed Signal
    22
    D-BU
    1161
    APP Sensor 1 Signal
    23
    --
    --
    Not Used
    24
    D-GN
    890
    Fuel Tank Pressure Sensor Signal
    25
    --
    --
    Not Used
    26
    OG/BK
    380
    A/C Refrigerant Pressure Sensor Signal
    27-28
    --
    --
    Not Used
    29
    TN
    1274
    5-Volt Reference
    30
    GY
    2700
    5-Volt Reference
    31
    GY
    2709
    5-Volt Reference
    32
    WH
    17
    Stop Lamp Switch Signal
    33-34
    --
    --
    Not Used
    35
    WH/BK
    1164
    5-Volt Reference
    36
    D-GN
    335
    Cooling Fan Speed Control
    37
    D-BU
    1936
    Fuel Level Sensor Signal - Primary
    38
    --
    --
    Not Used
    39
    L-BU
    1937
    Fuel Level Sensor Signal - Secondary
    40
    --
    --
    Not Used
    41
    L-BU
    1162
    APP Sensor 2 Signal
    42
    L-GN
    1652
    Reverse Lockout Solenoid Control
    43
    GY
    48
    CPP Switch Signal
    44
    --
    --
    Not Used
    45
    D-GN/WH
    465
    Fuel Pump Relay Control - Primary
    46-47
    --
    --
    Not Used
    48
    WH
    121
    Engine Speed Signal
    49-50
    --
    --
    Not Used
    51
    PU/WH
    1035
    Starter Relay Coil Supply Voltage
    52-53
    --
    --
    Not Used
    54
    WH
    1310
    EVAP Canister Vent Solenoid Control
    55
    BK/WH
    2751
    Low Reference
    56
    --
    --
    Not Used
    2009 Z06 LS7 / 2008 Sierra Denali AWD L92 6L80E
    Flashing control modules since 2001. 8-)
    Who needs a MAP sensor on a supercharged LS6 anyway.


  3. #3
    Lifetime Member SinisterSS's Avatar
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    Hmm...that copy/paste didn't work and the preview function lied.
    2009 Z06 LS7 / 2008 Sierra Denali AWD L92 6L80E
    Flashing control modules since 2001. 8-)
    Who needs a MAP sensor on a supercharged LS6 anyway.


  4. #4
    Lifetime Member SinisterSS's Avatar
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    Service manuals are your friend. More later; it's food time!

    2005 Corvette Engine Control Module (ECM) - C1 (MM6)

    Attached Thumbnails Attached Thumbnails Click image for larger version. 

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    2009 Z06 LS7 / 2008 Sierra Denali AWD L92 6L80E
    Flashing control modules since 2001. 8-)
    Who needs a MAP sensor on a supercharged LS6 anyway.


  5. #5
    Guess who's back!!!! Black02SS's Avatar
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    Thanks your the bomb. Anyone have anything for the E38?

  6. #6
    Joe (Moderator) joecar's Avatar
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    Quote Originally Posted by SinisterSS
    Hmm...that copy/paste didn't work and the preview function lied.
    I have the same problem...

    The bulletin board software used to display pasted-in html correctly, but now it just blindly converts it all to DOS text... ughhh...

  7. #7

    Default

    Chad,

    get a hold of me I have the OEM service manuals if it helps.

    HT

    www.redline-motorsports.net

    1-954-703-5560

    2006 ZO6 895/866 with APS TT
    2010 SSRS Camaro HTR-900TT (798/801)
    2011 HTR-850R Camaro
    2012 ZL1 Auto (10.33@135 MPH) Video Here!

  8. #8
    Guess who's back!!!! Black02SS's Avatar
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    Email would be great as well. chad at green light motorsports dot com

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