K20 Engine Control Module X1 (LGY)
WARNING: This page is about a different car, the 2022 Cadillac CT5. However, it is still accessible from the selected car via links, so may be relevant.
 Courtesy of GENERAL MOTORS COMPANY
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Connector Part Information
- Harness Type:Engine Wiring Harness
- OEM Connector: 35495456
- Service Connector: 19366870
- Description: 49-Way F 0.64, 2.8 Series, Sealed (BK with BU Terminal Position Assurance)
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Terminal Part Information
| Terminal Type ID |
Terminated Lead |
Diagnostic Test Probe |
Terminal Removal Tool |
| I |
13587518 |
J-35616-35 (VT) |
J-38125-11A |
| II |
19351723 |
J-35616-64B (L-BU) |
J-38125-213 |
| Pin |
Size |
Color |
Circuit |
Function |
Terminal Type ID |
Option |
| 1 |
0.5 |
GN/WH |
492 |
Mass Air Flow Sensor Signal |
II |
- |
| 2 |
- |
- |
- |
Not Occupied |
- |
- |
| 3 |
0.5 |
BU/GY |
4054 |
Private Serial Data Powertrain CAN Bus [-] Serial Data |
II |
- |
| 4 |
- |
- |
- |
Not Occupied |
- |
- |
| 5 |
0.5 |
WH |
4976 |
AUTOSAR CAN Bus [-] 3 Serial Data |
II |
- |
| 6 |
- |
- |
- |
Not Occupied |
- |
- |
| 7 |
0.5 |
WH |
4978 |
AUTOSAR CAN Bus [-] 2 Serial Data |
II |
- |
| 8 |
- |
- |
- |
Not Occupied |
- |
- |
| 9 |
0.5 |
YE |
5991 |
Powertrain Relay Coil Control |
II |
- |
| 10 |
- |
- |
- |
Not Occupied |
- |
- |
| 11 |
0.5 |
YE |
4063 |
Hood Status A Signal |
II |
- |
| 12 |
0.5 |
BU/GY |
636 |
Ambient Air Temperature Sensor Signal |
II |
- |
| 13 |
0.5 |
WH |
4055 |
Private Serial Data Powertrain CAN Bus [+] Serial Data |
II |
- |
| 14 |
0.5 |
WH/GN |
5380 |
Brake Position Sensor Signal |
II |
- |
| 15 |
0.5 |
BU/BK |
4977 |
AUTOSAR CAN Bus [+] 3 Serial Data |
II |
- |
| 16 |
- |
- |
- |
Not Occupied |
- |
- |
| 17 |
0.5 |
BU/YE |
4979 |
AUTOSAR CAN Bus [+] 2 Serial Data |
II |
- |
| 18 |
0.5 |
WH/GY |
459 |
A/C Compressor Clutch Relay Control |
II |
- |
| 19 - 20 |
- |
- |
- |
Not Occupied |
- |
- |
| 21 |
0.5 |
GN/BU |
428 |
EVAP Canister Purge Solenoid Control |
II |
- |
| 22 |
- |
- |
- |
Not Occupied |
- |
- |
| 23 |
0.5 |
BK/GN |
580 |
Engine Control Sensors Low Reference 2 |
II |
- |
| 24 |
0.5 |
BK/BU |
1271 |
Accelerator Pedal Position Low Reference 1 |
II |
- |
| 25 - 27 |
- |
- |
- |
Not Occupied |
- |
- |
| 28 |
0.5 |
BN/GN |
1174 |
Oil Level Switch Signal |
II |
- |
| 29 |
- |
- |
- |
Not Occupied |
- |
- |
| 30 |
0.5 |
BK/VT |
1272 |
Accelerator Pedal Position Low Reference 2 |
II |
- |
| 31 |
- |
- |
- |
Not Occupied |
- |
- |
| 32 |
0.5 |
VT/BU |
5291 |
Powertrain Main Relay Fused Supply Voltage 2 |
II |
- |
| 33 |
- |
- |
- |
Not Occupied |
- |
- |
| 34 |
0.5 |
RD/BN |
440 |
Battery Positive Voltage |
II |
- |
| 35 |
- |
- |
- |
Not Occupied |
- |
- |
| 36 |
0.5 |
YE/BK |
625 |
Starter Enable Relay Control |
II |
- |
| 37 |
0.5 |
GN/GY |
465 |
Fuel Pump Primary Relay Control |
II |
- |
| 38 |
0.75 |
WH/RD |
1164 |
Accelerator Pedal Position 5V Reference 1 |
II |
- |
| 39 |
0.5 |
YE/WH |
1161 |
Accelerator Pedal Position Signal 1 |
II |
- |
| 40 |
0.5 |
YE/BN |
331 |
Oil Pressure Sensor Signal |
II |
- |
| 41 - 43 |
- |
- |
- |
Not Occupied |
- |
- |
| 44 |
0.5 |
GN/WH |
1162 |
Accelerator Pedal Position Signal 2 |
II |
- |
| 45 |
0.5 |
BN/RD |
1274 |
Accelerator Pedal Position 5V Reference 2 |
II |
- |
| 46 |
- |
- |
- |
Not Occupied |
- |
- |
| 47 |
0.75 |
VT/GN |
439 |
Run/Crank Ignition 1 Voltage |
II |
- |
| 48 |
- |
- |
- |
Not Occupied |
- |
- |
| 49 |
2 |
VT/BU |
5290 |
Powertrain Main Relay Fused Supply Voltage 1 |
I |
- |