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Thread: PCM pinout for 2002 Topkick/Kodiak/Isuzu truck with 8.1L engine

  1. #1
    Fuel Injected!
    Join Date
    Jan 2012
    Location
    Poland
    Posts
    118

    PCM pinout for 2002 Topkick/Kodiak/Isuzu truck with 8.1L engine

    Hi!

    Just as in the title, does anyoune have wiring or pinouts for 01-02 Topkick/Kodiak/Isuzu truck with 8.1L engine?

  2. #2
    Fuel Injected!
    Join Date
    Mar 2013
    Posts
    456
    It is the medium duty line of chevy trucks and is hard to score a diagram. I will try some other source too.
    At least I found info for the PCM

    MODULE, PWRT CONT (DMNP, DJZX, DLAC) (ACDelco #12200411) (REQUIRES PROGRAMMING)

    If you have a valid vin I will try to get a bin file.

  3. #3
    Fuel Injected!
    Join Date
    Mar 2013
    Posts
    456
    This is for Chevy C-Series Medium Duty Truck B7
    c1 connector blue

    Connector Part Information
    12191110 Connector
    12176408 Retainer (BLU)
    80 Way Micro-Pack 100W Series, Sealed (NAT)

    Pin
    Wire Color
    Circuit No.
    Function

    1
    BLK/WHT
    451
    Ground

    2
    LT GRN
    1867
    12 Volt Reference

    3
    PNK/BLK
    1746
    Fuel Injector 3 Control

    4
    LT GRN/BLK
    1745
    Fuel Injector 2 Control

    5-6
    --
    --
    Not Used

    7
    GRY
    705
    5 Volt Reference

    8-10
    --
    --
    Not Used

    11
    LT BLU
    1876
    KS 2 Signal

    12
    DK BLU/WHT
    1869
    CKP Sensor Signal

    13
    ORN/BLK
    463
    Requested Torque Signal (MX4/MTW)

    13
    --
    --
    Not Used (w/o MX4/MTW)

    14
    ORN/BLK
    1061
    UART Serial Data - Secondary

    15
    DK BLU/WHT
    774
    UART Serial Data - Tertiary

    16-18
    --
    --
    Not Used

    19
    PNK
    439
    Ignition 1 Voltage

    20
    ORN
    1040
    Battery Positive Voltage

    21
    YEL/BLK
    1868
    Low Reference

    22-25
    --
    --
    Not Used

    26
    TAN
    413
    HO2S Low Signal

    27-28
    --
    --
    Not Used

    29
    TAN
    413
    HO2S Low Signal

    30
    YEL/BLK
    68
    Low Coolant Level Indicator Control

    31
    DK GRN
    534
    High Idle Switch Output

    32
    BLK/WHT
    771
    Transmission Range Switch Signal A (MX4/MTW)

    32
    --
    --
    Not Used (w/o MX4/MTW)

    33
    PPL
    420
    TCC Brake Switch Signal

    34
    ORN/BLK
    434
    Neutral Safety Switch Signal (w/o MX4/MTW)

    34
    WHT
    776
    Transmission Range Switch Signal P (MX4/MTW)

    35
    BRN/WHT
    379
    CPP Switch Signal

    36
    BLK
    1744
    Fuel Injector 1 Control

    37
    YEL/BLK
    846
    Fuel Injector 6 Control

    38
    GRY
    803
    Change Engine Oil Indicator Control

    39
    YEL
    447
    Starter Relay Coil Control

    40
    BLK/WHT
    451
    Ground

    41
    PPL
    719
    Low Reference

    42
    DK BLU
    527
    Engine Shutdown Alarm Signal

    43
    RED/BLK
    877
    Fuel Injector 7 Control

    44
    LT BLU/BLK
    844
    Fuel Injector 4 Control

    45-46
    --
    --
    Not Used

    47
    GRY
    596
    5 Volt Reference

    48
    GRY
    597
    5 Volt Reference

    49-50
    --
    --
    Not Used

    51
    DK BLU
    496
    KS 1 Signal

    52-53
    --
    --
    Not Used

    54
    ORN/BLK
    469
    Low Reference

    55
    BRN
    1456
    EGR Valve Position Signal

    56
    --
    --
    Not Used

    57
    ORN
    1040
    Battery Positive Voltage

    58
    DK GRN
    1049
    PCM Class 2 Serial Data

    59
    DK GRN
    1049
    PCM Class 2 Serial Data (MX4/MTW)

    59
    --
    --
    Not Used (w/o MX4/MTW)

    60
    TAN
    413
    HO2S Low Signal

    61
    PNK/BLK
    632
    Low Reference

    62
    --
    --
    Not Used

    63
    BLK
    407
    Low Reference

    64-65
    --
    --
    Not Used

    66
    PPL
    1666
    HO2S High Signal-Bank 2 Sensor 1

    67-68
    --
    --
    Not Used

    69
    PPL/WHT
    1665
    HO2S High Signal-Bank 1 Sensor 1

    70-71
    --
    --
    Not Used

    72
    YEL
    772
    Transmission Range Switch Signal B (MX4/MTW)

    72
    --
    --
    Not Used (w/o MX4/MTW)

    73
    BRN/WHT
    633
    CMP Sensor Signal

    74
    YEL
    410
    ECT Sensor Signal

    75
    --
    --
    Not Used

    76
    BLK/WHT
    845
    Fuel Injector 5 Control

    77
    DK BLU/WHT
    878
    Fuel Injector 8 Control

    78-79
    --
    --
    Not Used

    80
    GRY

    720
    Low Reference


    C2 Connector RED

    Connector Part Information
    12191110 Connector
    12176410 Retainer (RED)
    80 Way Micro-Pack 100W Series, Sealed (NAT)

    Pin
    Wire Color
    Circuit No.
    Function

    1
    BLK/WHT
    451
    Ground

    2
    WHT
    2467
    Compare Torque/Torque Requested Signal (MX4/MTW)

    2
    --
    --
    Not Used (w/o MX4/MTW)

    3-4
    --
    --
    Not Used

    5
    TAN/BLK
    464
    Delivered Torque Signal (MX4/MTW)

    5
    --
    --
    Not Used (w/o MX4/MTW)

    6
    --
    --
    Not Used

    7
    RED
    1676
    EGR Valve Supply Voltage

    8
    --
    --
    Not Used

    9
    DK GRN/WHT
    465
    Fuel Pump Relay Control

    10
    WHT
    121
    Engine Speed Signal

    11-14
    --
    --
    Not Used

    15
    RED
    225
    Generator Turn On Signal

    16-18
    --
    --
    Not Used

    19
    GRY
    1467
    Air Shift Switch Signal (HR1/HR2)

    19
    GRY
    1467
    Shift Motor Relay Control (HPZ)

    20
    LT GRN/BLK
    822
    VSS Low Signal (w/o MX4/MTW)

    20
    --
    --
    Not Used (MX4/MTW)

    21
    PPL/WHT
    821
    VSS High Signal (w/o MX4/MTW)

    21
    YEL
    400
    Signal High - Front (MX4/MTW)

    22-24
    --
    --
    Not Used

    25
    TAN
    472
    IAT Sensor Signal

    26
    PPL/WHT
    2121
    IC 1 Control

    27
    RED
    2127
    IC 7 Control

    28
    LT BLU/WHT
    2126
    IC 6 Control

    29
    DK GRN/WHT
    2124
    IC 4 Control

    30
    --
    --
    Not Used

    31
    YEL
    492
    MAF Sensor Signal

    32
    LT GRN
    432
    MAP Sensor Signal

    33
    LT BLU
    1377
    Check Gauges Indicator Control

    34
    DK GRN/WHT
    428
    EVAP Canister Purge Solenoid Control

    35
    BRN
    25
    Charge Indicator Control

    36
    --
    --
    Not Used

    37
    WHT/BLK
    499
    Reduced Engine Power Indicator Control

    38
    BRN
    445
    Oil Pressure Gauge Signal

    39
    RED
    631
    12 Volt Reference

    40
    BLK/WHT
    451
    Ground

    41
    GRY
    435
    EGR Solenoid Control

    42
    GRY
    324
    Shift Relay Coil Supply Voltage

    43
    --
    --
    Not Used

    44
    RED
    2013
    High Idle Indicator Control

    45
    --
    --
    Not Used

    46
    BRN/WHT
    419
    MIL Control

    47
    DK BLU
    1938
    Engine Overspeed Indicator Control

    48
    --
    --
    Not Used

    49
    PPL
    2817
    VSS

    50
    DK GRN/WHT
    817
    Vehicle Speed Signal

    51
    --
    --
    Not Used

    52
    GRY
    23
    Generator Field Duty Cycle Signal

    53-56
    --
    --
    Not Used

    57
    BLK
    552
    Low Reference

    58
    TAN/WHT
    332
    EOP Sensor Signal

    59
    PPL
    806
    Crank Voltage

    60
    BRN
    2129
    Low Reference

    61
    BRN/WHT
    2130
    Low Reference

    62
    GRY
    773
    Transmission Range Switch Signal C (MX4/MTW)

    62
    --
    --
    Not Used (w/o MX4/MTW)

    63-65
    --
    --
    Not Used

    66
    PPL/WHT
    2128
    IC 8 Control

    67
    RED/WHT
    2122
    IC 2 Control

    68
    DK GRN
    2125
    IC 5 Control

    69
    LT BLU
    2123
    IC 3 Control

    70-73
    --
    --
    Not Used

    74
    LT GRN/WHT
    3213
    HO2S Heater Power

    75-79
    --
    --
    Not Used

    80
    LT GRN
    3212
    HO2S Heater Ground

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