To the top of the document
Spark
   
GMDE Start Page Load static TOC Load dynamic TOC Help?

K20 Engine Control Module (LMU)


2268785

Connector Part Information

  • Harness Type: Engine
  • OEM Connector: PE168886
  • Service Connector: Pending
  • Description: 100-Way F

Terminal Part Information

  • Terminated Lead: 13575528
  • Release Tool: J-38125-21
  • Diagnostic Test Probe: J-35616-64B (L-BU)

K20 Engine Control Module (LMU)

Pin

Wire

Circuit

Function

1

0.75 BU

6771

Ignition Coil Control

2

0.75 BU

6770

Ignition Coil Control

3

0.75 GN

6769

Ignition Coil Control

4

0.75 BK

50

Ground

5

0.5 YE

630

Camshaft Position Signal

6

--

--

Not Used

7

0.5 GY

6118

Intake Air Temperature Signal

8

0.5 BN

5763

EGR Valve Position Sensor Signal

9

--

--

Not Used

10

0.5 BN

1666

HO2S High Signal - Sensor 2

11

0.5 BK

469

Low Reference

12

0.5 YE

581

TAC Motor Control - 1

13

0.5 BN

582

TAC Motor Control - 2

14

0.5 YE

581

TAC Motor Control - 1

15

0.5 BK

1271

Low Reference

16

0.5 WH

1164

5-Volt Reference

17

0.5 RD

440

Battery Positive Voltage

18

--

--

Not Used

19

0.5 BK

2752

Low Reference

20

0.5 YE

413

HO2S Low Signal

21

0.5 BN

2701

5-Volt Reference

22-23

--

--

Not Used

24

0.5 GY

2704

5-Volt Reference

25

0.5 BU

5421

Solenoid Control

26

0.75 BU

6768

Ignition Coil Control

27

0.75 BK

50

Ground

28

0.75 BK

50

Ground

29

0.75 BK

50

Ground

30

0.5 BU

1869

CKP Sensor Signal

31

0.5 BK

1868

Low Reference

32

0.5 YE

1161

APP Sensor 1 Signal

33

0.5 BK

2761

Low Reference

34

0.5 GN

1162

APP Sensor 2 Signal

35-36

--

--

Not Used

37

0.5 BU

1936

Fuel Level Sensor Signal

38

0.5 WH

732

A/C Refrigerant High Temperature Sensor Signal

39

0.5 BU

410

ECT Sensor Signal

40

0.5 GN

1665

HO2S High Signal - Sensor 1

41

--

--

Not Used

42

0.5 YE

1664

HO2S Low Signal - Sensor 1

43

0.5 BN

1274

5-Volt Reference

44

0.5 BK

1272

Low Reference

45

0.5 BK

2761

Low Reference

46

0.5 BU

2702

5-Volt Reference

47

0.5 VT

339

Ignition 1 Voltage

48

0.5 VT

143

Accessory Voltage

49

0.5 YE

581

TAC Motor Control - 1

50

0.5 GN

1729

Solenoid Control

51

0.5 BN

473

High Speed Cooling Fan Relay Control

52

0.5 GN

335

Low Speed Cooling Fan Relay Control

53

0.5 BN

17

Brake Lamp Switch Signal or Brake Lamp Supply Voltage

54

0.5 BU

2500

High Speed GMLAN Serial Data Bus+

55

0.5 WH

2501

High Speed GMLAN Serial Data Bus-

56

0.5 BN

20

Brake lamp Switch Signal

57

0.5 VT

1319

Engine/Radio Serial Data K-Line

58-59

--

--

Not Used

60

0.5 YE

6303

A/C Pressure Switch Signal

61

0.5 WH

495

Power Steering Pressure Sensor Signal

62

--

--

Not Used

63

0.5 YE

581

TAC Motor Control - 1

64

--

--

Not Used

65

0.5 BN

486

TP Sensor 2 Signal

66

0.5 BN

485

TP Sensor 1 Signal

67

--

--

Not Used

68

0.5 YE

400

VSS High Signal

69

0.5 BK

2761

Low Reference

70

--

--

Not Used

71

0.5 WH

1876

Knock Sensor 2 Signal

72

0.5 VT

496

Knock Sensor Signal

73

--

--

Not Used

74

0.75 BK

250

Ground

75

0.75 BK

250

Ground

76

0.5 GN

492

MAF Sensor Signal

77

0.5 WH

459

A/C Compressor Clutch Relay Control

78

0.75 BN

1746

Fuel Injector 3 Control

79

0.75 YE

1745

Fuel Injector 2 Control

80

0.75 BN

844

Fuel Injector 4 Control

81

0.75 BN

1744

Fuel Injector 1 Control

82-83

--

--

Not Used

84

0.5 YE

1127

Trip Computer/Nav Class 2 Serial Data

85

0.5 BU

135

ECT Sensor Gauge Signal

86

0.5 GN

465

Fuel Pump Relay Control

87

--

--

Not Used

88

0.5 GY

3113

HO2S Heater Low Control - Sensor 1

89

0.5 BU

6814

Solenoid Control

90

0.5 GY

3122

HO2S Heater Low Control - Sensor 2

91

0.5 GN

30

Fuel Level Sensor Signal

92

0.5 BN

419

MIL Control

93

--

--

Not Used

94

0.5 BN

5069

Main Relay Control

95

0.5 GN

428

EVAP Canister Purge Solenoid Control

96

--

--

Not Used

97

0.5 WH

121

Engine Speed Signal

98

0.5 GY

697

EGR Valve Supply Voltage

99-100

--

--

Not Used

   


© Copyright Chevrolet. All rights reserved