LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chevrolet >> 2017 >> Spark LS, Standard Trans >> Repair and Diagnosis (Single Page) >> Electrical >> Body Electrical >> Component Connector End Views, Component Locations And Wiring Harness Routing Views >> Component Connector End Views, Component Locations & Wiring Harness Routing Views >> Service Information >> K20 Engine Control Module X1
April 5, 2026: LEMON Manuals is launched! Read the announcement.

K20 Engine Control Module X1

GM1968294
Connector Part Information
  • Harness Type: Engine
  • OEM Connector: 34566-1303
  • Service Connector: 13574947
  • Description: 73-Way F 0.64, 2.8 Series, Sealed (BK with BK Terminal Position Assurance)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool Service Terminal Tray Core Crimp Insulation Crimp
I 13575812 J-35616-64B (LT BU) J-38125-213 Not Available Not Available Not Available Not Available
II 13576392 J-35616-4A (PU) J-38125-11A 7116-4152-02 9 A 5
Pin Size Color Circuit Function Terminal Type ID Option
1 - 2 - - - Not Occupied - -
3 0.5 WH/GY 1786 Transmission Park/Neutral Signal (1) I LV7+MR8
4 0.5
0.5
0.5		 GN/WH
GN/WH
GN/WH		 492
492
492		 Mass Air Flow Sensor Signal
Mass Air Flow Sensor Signal
Mass Air Flow Sensor Signal		 I
I
I		 LV7
L5Q-KL9
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
5 0.5
0.5		 GN
GN		 3098
3098		 Output Speed (Digital) Signal
Output Speed (Digital) Signal		 I
I		 LV7+MR7-(MBM/MBB/MBI)
LV7+MR7-MBM/MBB/MBI
6 - 8 - - - Not Occupied - -
9 0.5
0.5
0.5		 GN
GN
GN		 380
380
380		 A/C Refrigerant Pressure Sensor Signal
A/C Refrigerant Pressure Sensor Signal
A/C Refrigerant Pressure Sensor Signal		 I
I
I		 LV7+(C60/C68)
LV7+C60/C68
L5Q+(C60/C68)-KL9
10 0.5
0.5
0.5		 BK/BN
BK/BN
BK/BN		 5514
5514
5514		 A/C Refrigerant Pressure Sensor Low Reference
A/C Refrigerant Pressure Sensor Low Reference
A/C Refrigerant Pressure Sensor Low Reference		 I
I
I		 LV7+C60/C68
LV7+(C60/C68)
L5Q+(C60/C68)-KL9
11 0.5
0.5
0.5		 VT/GY
VT/GY
VT/GY		 139
139
139		 Run/Crank Ignition 1 Voltage
Run/Crank Ignition 1 Voltage
Run/Crank Ignition 1 Voltage		 I
I
I		 MR7
LV7+MR8
L5Q+MR7
12 0.5
0.5
0.5		 BN/WH
BN/WH
BN/WH		 419
419
419		 Check Engine Indicator Control
Check Engine Indicator Control
Check Engine Indicator Control		 I
I
I		 LV7
L5Q-KL9
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
13 0.5
0.5
0.5		 GN/GY
GN/GY
GN/GY		 465
465
465		 Fuel Pump Primary Relay Control
Fuel Pump Primary Relay Control
Fuel Pump Primary Relay Control		 I
I
I		 LV7
L5Q-KL9
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
14 0.5
0.5		 WH/BK
WH/BK		 3097
3097		 Output Speed (Digital) 5V Sensor Return
Output Speed (Digital) 5V Sensor Return		 I
I		 LV7+MR7-MBM/MBB/MBI
LV7+MR7-(MBM/MBB/MBI)
15 0.5
0.5
0.5		 RD/WH
RD/WH
RD/WH		 140
140
140		 Battery Positive Voltage
Battery Positive Voltage
Battery Positive Voltage		 I
I
I		 LV7
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
L5Q-KL9
16 0.5
0.5
0.5		 VT/BU
VT/BU
VT/BU		 5290
5290
5290		 Powertrain Main Relay Fused Supply (1)
Powertrain Main Relay Fused Supply (1)
Powertrain Main Relay Fused Supply (1)		 I
I
I		 LV7
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
L5Q-KL9
17 - 19 - - - Not Occupied - -
20 0.5
0.5
0.5		 WH/BU
WH/BU
WH/BU		 6311
6311
6311		 Cruise/ETC/TCC Brake Signal
Cruise/ETC/TCC Brake Signal
Cruise/ETC/TCC Brake Signal		 I
I
I		 LV7
L5Q-KL9
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
21 - 23 - - - Not Occupied - -
24 0.5
0.5
0.5		 WH/YE
WH/YE
WH/YE		 3202
3202
3202		 Throttle Inlet Absolute Pressure Sensor 5V Return
Throttle Inlet Absolute Pressure Sensor 5V Return
Throttle Inlet Absolute Pressure Sensor 5V Return		 I
I
I		 LV7
L5Q-KL9
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
25 0.5
0.5
0.5		 GN/WH
GN/WH
GN/WH		 1162
1162
1162		 Accelerator Pedal Position Signal (2)
Accelerator Pedal Position Signal (2)
Accelerator Pedal Position Signal (2)		 I
I
I		 LV7
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
L5Q-KL9
26 0.5
0.5
0.5		 VT/BU
VT/BU
VT/BU		 5293
5293
5293		 Powertrain Main Relay Fused Supply (4)
Powertrain Main Relay Fused Supply (4)
Powertrain Main Relay Fused Supply (4)		 I
I
I		 LV7
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
L5Q-KL9
27 - 28 - - - Not Occupied - -
29 0.5
0.5
0.5		 YE
YE
YE		 5991
5991
5991		 Powertrain Relay Coil Control
Powertrain Relay Coil Control
Powertrain Relay Coil Control		 I
I
I		 LV7
L5Q-KL9
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
30 0.5
0.5
0.5		 YE/BK
YE/BK
YE/BK		 625
625
625		 Starter Enable Relay Control
Starter Enable Relay Control
Starter Enable Relay Control		 I
I
I		 LV7
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
L5Q-KL9
31 - - - Not Occupied - -
32 0.5
0.5
0.5		 VT/YE
VT/YE
VT/YE		 5985
5985
5985		 Accessory Wakeup Serial Data
Accessory Wakeup Serial Data
Accessory Wakeup Serial Data		 I
I
I		 LV7
(L5Q+MR7)/(L5Q+MR8-KL9)
L5Q-KL9
33 0.5
0.5
0.5		 BU
BU
BU		 179
179
179		 Oil Pump Command Signal
Oil Pump Command Signal
Oil Pump Command Signal		 I
I
I		 LV7
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
L5Q-KL9
34 - - - Not Occupied - -
35 0.5
0.5
0.5		 WH
WH
WH		 1310
1310
1310		 EVAP Canister Vent Solenoid Control
EVAP Canister Vent Solenoid Control
EVAP Canister Vent Solenoid Control		 I
I
I		 LV7
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
L5Q-KL9
36 - - - Not Occupied - -
37 0.5
0.5
0.5		 WH
WH
WH		 2501
2501
2501		 High Speed GMLAN Serial Data (-) (1)
High Speed GMLAN Serial Data (-) (1)
High Speed GMLAN Serial Data (-) (1)		 I
I
I		 LV7
L5Q-KL9
(L5Q+MR7)/(L5Q+MR8-KL9)
38 - 39 - - - Not Occupied - -
40 0.5
0.5
0.5		 BK/VT
BK/VT
BK/VT		 1272
1272
1272		 Accelerator Pedal Position Low Reference (2)
Accelerator Pedal Position Low Reference (2)
Accelerator Pedal Position Low Reference (2)		 I
I
I		 LV7
L5Q-KL9
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
41 0.5
0.5
0.5		 YE
WH/GN
YE		 6111
5380
6111		 Clutch Apply Sensor Signal
Brake Position Sensor Signal
Clutch Apply Sensor Signal		 I
I
I		 LV7+MR7
LV7+MR8
L5Q+MR7
42 - - - Not Occupied - -
43 0.5
0.5
0.5		 WH/BU
WH/BU
WH/BU		 6289
6289
6289		 Induction Air Temperature Sensor Signal
Induction Air Temperature Sensor Signal
Induction Air Temperature Sensor Signal		 I
I
I		 LV7
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
L5Q-KL9
44 - - - Not Occupied - -
45 0.5
0.5
0.5		 BU/VT
BU/VT
BU/VT		 1589
1589
1589		 Primary Fuel Level Sensor Signal
Primary Fuel Level Sensor Signal
Primary Fuel Level Sensor Signal		 I
I
I		 LV7
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
L5Q-KL9
46 0.5
0.5
0.5		 BK/GN
BK/GN
BK/GN		 6281
6281
6281		 Fuel Level Sensor Low Reference
Fuel Level Sensor Low Reference
Fuel Level Sensor Low Reference		 I
I
I		 LV7
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
L5Q-KL9
47 0.5
0.5
0.5		 WH/RD
WH/RD
WH/RD		 3201
3201
3201		 Throttle Inlet Absolute Pressure Sensor 5V Reference
Throttle Inlet Absolute Pressure Sensor 5V Reference
Throttle Inlet Absolute Pressure Sensor 5V Reference		 I
I
I		 LV7
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
L5Q-KL9
48 0.5
0.5
0.5		 WH/RD
GY/RD
GY/RD		 5381
6109
6109		 Brake Position Sensor 5 Volt Reference
Clutch Apply Sensor Voltage Reference
Clutch Apply Sensor Voltage Reference		 I
I
I		 LV7+MR8
LV7+MR7
L5Q+MR7
49 - - - Not Occupied - -
50 0.5
0.5
0.5		 YE/RD
YE/RD
YE/RD		 2709
2709
2709		 Fuel Tank Pressure Sensor 5 Volt Reference
Fuel Tank Pressure Sensor 5 Volt Reference
Fuel Tank Pressure Sensor 5 Volt Reference		 I
I
I		 LV7
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
L5Q-KL9
51 0.5
0.5
0.5		 BN/RD
BN/RD
BN/RD		 1274
1274
1274		 Accelerator Pedal Position 5 Volt Reference (2)
Accelerator Pedal Position 5 Volt Reference (2)
Accelerator Pedal Position 5 Volt Reference (2)		 I
I
I		 LV7
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
L5Q-KL9
52 0.5
0.5
0.5		 WH/RD
WH/RD
WH/RD		 1164
1164
1164		 Accelerator Pedal Position 5 Volt Reference (1)
Accelerator Pedal Position 5 Volt Reference (1)
Accelerator Pedal Position 5 Volt Reference (1)		 I
I
I		 LV7
L5Q-KL9
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
53 0.5
0.5
0.5		 BN/YE
BN/YE
BN/YE		 473
473
473		 High Speed Cooling Fan Relay Control
High Speed Cooling Fan Relay Control
High Speed Cooling Fan Relay Control		 I
I
I		 LV7
L5Q-KL9
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
54 0.5
0.5
0.5		 WH/GY
WH/GY
WH/GY		 459
459
459		 A/C Compressor Clutch Relay Control
A/C Compressor Clutch Relay Control
A/C Compressor Clutch Relay Control		 I
I
I		 LV7+(C60/C68)
LV7+C60/C68
L5Q+(C60/C68)-KL9
55 0.5
0.5
0.5		 GN/VT
GN/VT
GN/VT		 335
335
335		 Low Speed Cooling Fan Relay Control
Low Speed Cooling Fan Relay Control
Low Speed Cooling Fan Relay Control		 I
I
I		 LV7
L5Q-KL9
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
56 0.5
0.5
0.5		 BK/VT
BK/VT
BK/VT		 2760
2760
2760		 Intake Air Temperature Sensor Low Reference
Intake Air Temperature Sensor Low Reference
Intake Air Temperature Sensor Low Reference		 I
I
I		 LV7
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
L5Q-KL9
57 0.5
0.5
0.5		 BU
BU
BU		 2500
2500
2500		 High Speed GMLAN Serial Data (+) (1)
High Speed GMLAN Serial Data (+) (1)
High Speed GMLAN Serial Data (+) (1)		 I
I
I		 LV7
L5Q-KL9
(L5Q+MR7)/(L5Q+MR8-KL9)
58 0.5
0.5
0.5		 BK/GY
BK/YE
BK/GY		 6110
5382
6110		 Clutch Apply Sensor Low Reference
Brake Position Sensor Low Reference
Clutch Apply Sensor Low Reference		 I
I
I		 LV7+MR7
LV7+MR8
L5Q+MR7
59 - 60 - - - Not Occupied - -
61 0.5
0.5
0.5		 BK/BU
BK/BU
BK/BU		 1271
1271
1271		 Accelerator Pedal Position Low Reference (1)
Accelerator Pedal Position Low Reference (1)
Accelerator Pedal Position Low Reference (1)		 I
I
I		 LV7
L5Q-KL9
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
62 0.5
0.5
0.5		 YE/WH
YE/WH
YE/WH		 1161
1161
1161		 Accelerator Pedal Position Signal (1)
Accelerator Pedal Position Signal (1)
Accelerator Pedal Position Signal (1)		 I
I
I		 LV7
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
L5Q-KL9
63 - 67 - - - Not Occupied - -
68 0.5
0.5		 GY/BK
GY/BK		 3096
3096		 Output Speed (Digital) 5V Sensor Reference
Output Speed (Digital) 5V Sensor Reference		 I
I		 LV7+MR7-MBM/MBB/MBI
LV7+MR7-(MBM/MBB/MBI)
69 - 71 - - - Not Occupied - -
72 0.5
0.5
0.5		 BN/RD
BN/RD
BN/RD		 2700
2700
2700		 A/C Pressure Sensor 5 Volt Reference
A/C Pressure Sensor 5 Volt Reference
A/C Pressure Sensor 5 Volt Reference		 I
I
I		 LV7+(C60/C68)
LV7+C60/C68
L5Q+(C60/C68)-KL9
73 2.5
2.5
2.5		 BK
BK
BK		 350
350
350		 Ground
Ground
Ground		 II
II
II		 LV7
L5Q+(MR7/MFQ)/(L5Q+MR8-KL9)
L5Q-KL9
scientia non olet · About LEMON Manuals