ls1muscle

iTrader: (16)

Anyone have ECU pinouts for an LS2 CTS-V?

Thanks

GA95DCMSS

iTrader: (13)

What year CTS-V? I think I may have something. I may have just learned something too lol. I thought they were all LS6...I guess the 04-05 was LS6 and 06+ was LS2. cool.

ls1muscle

iTrader: (16)

06 model

ForcedInduction

iTrader: (2)

I have them. Do you want me to email them to you or just host them and post them here?

ls1muscle

iTrader: (16)

Which ever is easier for you.

Thanks!

ForcedInduction

iTrader: (2)

Engine Control Module Connector End Views
Connector 1: Engine Control Module (ECM) - C1
Connector 2: Engine Control Module (ECM) - C2
Connector 3: Engine Control Module (ECM) - C3

Engine Control Module (ECM) - C1

Connector Part Information
OEM: 34576-4003
Service: 88988373
Description: 56-Way F (BU) (Encased in BK)
Terminal Part Information
Pins: 11
Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit
Pins: 1, 6, 7, 12, 14, 15, 16, 18, 20, 25, 29, 33, 35, 36, 37, 39, 40, 47, 49, 53, 54, 56
Terminal/Tray: 33467-0003/23
Core/Insulation Crimp: H/H
Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)
Pins: 9, 34, 44, 45, 48, 19, 55
Terminal/Tray: 33467-0005/23
Core/Insulation Crimp: Pins 9, 34, 44, 45, 48 - J/J
Core/Insulation Crimp: Pins 19, 55 - K/K
Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)


#Engine Control Module (ECM) - C1

Pin Wire Color Circuit No. Function
1 YE 5 Crank Voltage
2-5 -- -- Not Used
6 BN/WH 379 CCP Switch Signal
7 OG 5371 BAS Relay Coil Supply Voltage
8 -- -- Not Used
9 TN 452 Low Reference
10 -- -- Not Used
11 YE/BK 5270 Traction Control Signal Data
12 BN/WH 419 MIL Control
13 -- -- Not Used
14 D-GN/WH 465 Fuel Pump Primary Relay Control
15 PU 1807 Class 2 Serial Data (Primary)
16 PU 1807 Class 2 Serial Data (Primary)
17 -- -- Not Used
18 YE 343 Accessory Voltage
19 PK 239 Ignition Voltage
20 RD/WH 1440 Battery Position Voltage
21-24 -- -- Not Used
25 WH 121 Engine Speed Signal
26-28 -- -- Not Used
29 GY 1884 Cruise Control Switch Signal
30-32 -- -- Not Used
33 WH/BK 1164 5-Volt Reference
34 GY 596 5-Volt Reference
35 TN 1274 5-Volt Reference
36 BN 1271 Low Reference
37 PU 1272 Low Reference
38 -- -- Not Used
39 BN 818 Vehicle Speed Signal
40 BN 5069 Main Relay Control
41-43 -- -- Not Used
44 D-BU 1936 Primary Fuel Level Sensor Signal
45 L-BU 1937 Secondary Fuel Level Sensor Signal
46 -- -- Not Used
47 D-BU 1161 APP Sensor 1 Signal
48 D-GN 890 Fuel Tank Pressure Sensor Signal
49 L-BU 1162 APP Sensor 2 Signal
50-52 -- -- Not Used
53 D-GN/WH 459 A/C Compressor Clutch Relay Control
54 D-BU 473 High Speed Cooling Fan Relay Control
55 WH 1310 EVAP Canister Vent Solenoid Control
56 YE 447 Starter Relay Coil Control

Engine Control Module (ECM) - C2

Connector Part Information
OEM: 34566-7103
Service: 88988931
Description: 73-Way F (BK) (Encased in BK)
Terminal Part Information
Pins: 73
Terminal/Tray: 7116-4152-02/9
Core/Insulation Crimp: 2/5
Release Tool/Test Probe: 12094430/J-35616-35 (VT)
Pins: 1, 17, 18, 29, 33, 34, 44, 53, 54, 55, 64, 66
Terminal/Tray: 33467-0003/23
Core/Insulation Crimp: H/H
Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)
Pins: 2, 3, 4, 5, 13, 28, 68, 69, 6, 7, 8, 9, 11, 12, 16, 19, 23, 24, 27, 32, 35, 39, 40, 42, 43, 48, 49, 52, 59, 60, 62, 63, 67, 70, 71, 72
Terminal/Tray: 33467-0005/23
Core/Insulation Crimp: Pins 2, 3, 4, 5, 13, 28, 68, 69 - K/K
Core/Insulation Crimp: Pins 6, 7, 8, 9, 11, 12, 16, 19, 23, 24, 27, 32, 35, 39, 40, 42, 43, 48, 49, 52, 59, 60, 62, 63, 67, 70, 71, 72 - J/J
Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)


#Engine Control Module (ECM) - C2

Pin Wire Color Circuit No. Function
1 PU 2121 IC 1 Control
2 TN 1664 HO2S Low Signal - Bank 1 Sensor 1
3 PU/WH 1665 HO2S High Signal - Bank 1 Sensor 1
4 PU/WH 1668 HO2S High Signal - Bank 1 Sensor 2
5 TN/WH 1669 HO2S Low Signal - Bank 1 Sensor 2
6 L-BU 1876 Knock Sensor 2 Signal
7 TN 407 Low Reference
8 D-BU 496 Knock Sensor/Signal
9 GY 1716 Low Reference
10 -- -- Not Used
11 YE 581 TAC Motor Control - 1
12 BN 582 TAC Motor Control - 2
13 PK/BK 5290 Powertrain Main Relay Fused Supply
14-15 -- -- Not Used
16 L-BU/BK 1746 Fuel Injector 3 Control
17 PU/WH 2128 IC 8 Control
18 D-GN/WH 2124 IC 4 Control
19 BN/WH 2130 Low Reference
20-22 -- -- Not Used
23 PK/BK 632 Low Reference
24 BK 2755 Low Reference
25-26 -- -- Not Used
27 YE/BK 1868 Low Reference
28 PK/BK 5290 Powertrain Main Relay Fused Supply
29 TN/WH 1704 Low Reference
30-31 -- -- Not Used
32 L-GN/BK 1745 Fuel Injector 2 Control
33 OG 2127 IC 7 Control
34 D-GN 2125 IC 5 Control
35 BN 2129 Low Reference
36-38 -- -- Not Used
39 OG 631 5-Volt Reference
40 GY 2705 5-Volt Reference
41 -- -- Not Used
42 TN 552 Low Reference
43 L-GN 1867 5-Volt Reference
44 L-BU/WH 1688 5-Volt Reference
45-47 -- -- Not Used
48 D-BU/WH 878 Fuel Injector 7 Control
49 TN/WH 845 Fuel Injector 5 Control
50-51 -- -- Not Used
52 YE/BK 846 Fuel Injector 6 Control
53 OG/WH 2122 IC 2 Control
54 L-BU/WH 2126 IC 6 Control
55 L-BU 2123 IC 3 Control
56-58 -- -- Not Used
59 BN/WH 633 CMP Sensor
60 TN/WH 331 Oil Pressure Sensor Signal
61 -- -- Not Used
62 TN 472 IAT Sensor Signal
63 D-BU/WH 1869 CKP Sensor Signal
64 D-GN 485 TP Sensor 1 Signal
65 -- -- Not Used
66 PU 486 TP Sensor 2 Signal
67 YE 492 MAF Sensor Signal
68 GY/WH 3113 HO2S Heater Low Control - Bank 1 Sensor 1
69 BN 2391 HO2S Heater Low Control - Bank 1 Sensor 2
70 L-BU/BK 844 Fuel Injector 4 Control
71 OG/BK 877 Fuel Injector 7 Control
72 TN 1744 Fuel Injector 1 Control
73 BK 750 Ground

Engine Control Module (ECM) - C3

Connector Part Information
OEM: 34566-7003
Service: 88988372
Description: 73-Way F (D-GY) (Encased in BK)
Terminal Part Information
Pins: 73
Terminal/Tray: 7116-4152-02/9
Core/Insulation Crimp: 2/5
Release Tool/Test Probe: 12094430/J-35616-35 (VT)
Pins: 12, 17, 33, 47, 49, 53
Terminal/Tray: 33467-0003/23
Core/Insulation Crimp: H/H
Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)
Pins: 3, 4, 5, 6, 15, 50, 7, 8, 13, 18, 21, 23, 29, 35, 36, 37, 39, 48, 55, 56, 57, 59, 66, 67
Terminal/Tray: 33467-0005/23
Core/Insulation Crimp: Pins 3, 4, 5, 6, 15, 50 - K/K
Core/Insulation Crimp: Pins 7, 8, 13, 18, 21, 23, 29, 35, 36, 37, 39, 48, 55, 56, 57, 59, 66, 67 - J/J
Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)


#Engine Control Module (ECM) - C3

Pin Wire Color Circuit No. Function
1-2 -- -- Not Used
3 TN 1667 HO2S Low Signal - Bank 2 Sensor 1
4 PU 1666 HO2S High Signal - Bank 2 Sensor 1
5 PU 1670 HO2S High Signal - Bank 2 Sensor 2
6 TN 1671 HO2S Low Signal - Bank 2 Sensor 2
7 OG 225 Generator Turn On Signal
8 L-GN 1652 Reverse Lockout Solenoid Control
9-11 -- -- Not Used
12 TN/BK 464 Delivered Torque Signal
13 GY 587 Skip/Shift Solenoid Control
14 -- -- Not Used
15 L-GN 3212 HO2S Heater Low Control - Bank 2 Sensor 1
16 -- -- Not Used
17 OG/BK 463 Requested Torque Signal
18 BN 1174 Oil Level Switch Signal
19-20 -- -- Not Used
21 TN 5514 Low Reference
22 -- -- Not Used
23 OG/BK 469 Low Reference
24-28 -- -- Not Used
29 GY 23 Generator Field Duty Cycle Signal
30-32 -- -- Not Used
33 TN 2501 High Speed GMLAN Serial Data Bus -
34 -- -- Not Used
35 TN 2761 Low Reference
36 OG/BK 1057 Low Reference
37 GY 2700 5-Volt Reference
38 -- -- Not Used
39 GY 2704 5-Volt Reference
40-46 -- -- Not Used
47 PU/WH 1035 Starter Relay Coil Supply Voltage
48 D-GN/WH 428 EVAP Canister Purge Solenoid Control
49 D-GN 335 Low Speed Cooling Fan Relay Control
50 OG/WH 3223 HO2S Heater Low Control (Bank 2 Sensor 2)
51-52 -- -- Not Used
53 TN/BK 2500 High Speed GMLAN Serial Data Bus +
54 -- -- Not Used
55 YE 410 ECT Sensor Signal
56 YE/BK 1227 TFT Sensor Signal
57 OG/BK 380 A/C Refrigerant Pressure Sensor Signal
58 -- -- Not Used
59 L-GN 432 MAP Sensor Signal
60-65 -- -- Not Used
66 PU/WH 821 VSS High Signal
67 L-GN/BK 822 VSS Low Signal
68-72 -- -- Not Used
73 BK 750 Ground

ls1muscle

iTrader: (16)

I appreciate it.

1964SS

iTrader: (1)

Looking for pin outs for a 2013 CT’S-V lsa engine.

G Atsma

It would be better to start your own thread for this.