Document ID# 715391
2001 Chevrolet/Geo Corvette
 

Powertrain Control Module (PCM) Connector End Views

Table 1: PCM Connector C1 (BLU)
Table 2: PCM Connector C2 (RED)

PCM Connector C1 (BLU)


1997-2002_PCM_Connector_Blue.gif

Connector Part Information

  • PCM Connector C1 Assembly 12191489
  • TPA (BLU) 12176408
  • Connector Cover 12191108

Pin

Wire Color

Circuit No.

Function

1

BLK/WHT

451

PCM Ground

2

LT GRN

1867

Crankshaft Position Sensor B+ Supply

3

PNK/BLK

1746

Injector 3 Control

4

LT GRN/BLK

1745

Injector 2 Control

5-6

--

--

Not Used

7

GRY

596

Engine Oil Pressure Sensor 5V Reference

8-10

--

--

Not Used

11

LT BLU

1876

Knock Sensor (KS) 2 Signal

12

DK BLU/WHT

1869

Crankshaft Position Sensor Signal

13

ORN/BLK

463

Requested Torque Signal

14

TAN

800

Throttle Actuator Control Serial Data

15

ORN/BLK

1061

Throttle Actuator Control Serial Data

16

--

--

Not Used

17

DK BLU

1225

Transmission Range Signal B

(Automatic Transmission Only)

18

RED

1226

Transmission Range Signal C

(Automatic Transmission Only)

19

PNK

239

PCM Ignition Supply

20

ORN

340

PCM Battery Supply

21

YEL/BLK

1868

Crankshaft Position Sensor Ground

22

--

--

Not Used

23

GRY

720

Sensor Ground

24

--

--

Not Used

25

TAN

1671

HO2S Signal Low Bank 2 Sensor 2

26

TAN

1667

HO2S Signal Low Bank 2 Sensor 1

27

--

--

Not Used

28

TAN/WHT

1669

HO2S Signal Low Bank 1 Sensor 2

29

TAN/WHT

1653

HO2S Signal Low Bank 1 Sensor 1

30-31

--

--

Not Used

32

BLK/WHT

771

PRND A Input Signal

(Automatic Transmission Only)

33

PPL

420

TCC Brake Switch

(Automatic Transmission Only)

34

WHT

776

PRND P Input Signal

(Automatic Transmission Only)

35

GRY

48

Clutch Switch

(Manual Transmission Only)

36

BLK

1744

Injector 1 Control

37

YEL/BLK

846

Injector 6 Control

38

PNK/WHT

1101

Powertrain Induced Chassis Pitch Signal (if so equipped)

39

--

--

Not Used

40

BLK/WHT

451

PCM Ground

41

--

--

Not Used

42

DK GRN

335

Engine Cooling Fan Relay 1 Control

43

RED/BLK

877

Injector 7 Control

44

LT BLU/BLK

844

Injector 4 Control

45

GRY

474

A/C Refrigerant Pressure Sensor 5V Reference

46

GRY

598

Fuel Tank Pressure Sensor 5V Reference

47

--

--

Not Used

48

GRY

416

MAP Sensor 5V Reference

49-50

--

--

Not Used

51

DK BLU

496

Knock Sensor (KS) 1 Signal

52

--

--

Not Used

53

ORN/BLK

1057

Transmission Temperature Sensor Ground

54

ORN/BLK

469

MAP Sensor Ground

55-56

--

--

Not Used

57

ORN

340

PCM Battery Supply

58

DK GRN

1049

Serial Data

59

--

--

Not Used

60

BLK

407

A/C Refrigerant Pressure Sensor Ground

61

PNK/BLK

632

Camshaft Position Sensor Ground

62

GRY

847

Extended Travel Brake Switch Signal

63

BLK

452

Engine Oil Pressure Sensor Ground

64

--

--

Not Used

65

PPL

1670

HO2S Signal High Bank 2 Sensor 2

66

PPL

1666

HO2S Signal High Bank 2 Sensor 1

67

--

--

Not Used

68

PPL/WHT

1668

HO2S Signal High Bank 1 Sensor 2

69

PPL/WHT

1665

HO2S Signal High Bank 1 Sensor 1

70

BRN

1174

Low Oil Level Switch

71

--

--

Not Used

72

YEL

772

PRND B Input Signal

(Automatic Transmission Only)

73

BRN/WHT

633

Camshaft Position (CMP) Sensor Signal

74

YEL

410

Engine Coolant Temperature (ECT) Sensor Signal

75

--

--

Not Used

76

BLK/WHT

845

Injector 5 Control

77

DK BLU/WHT

878

Injector 8 Control

78

--

--

Not Used

79

GRY

587

2nd and 3rd Gear Block Out Solenoid Control (MM^)

79

WHT

687

3-2 Shift Solenoid Control (M30)

80

BRN

718

Engine Coolant Temperature (ECT) Sensor Ground

PCM Connector C2 (RED)


1997-2004_PCM_Connector_Red.gif

Connector Part Information

  • PCM Connector C2 Assembly 12191488
  • TPA (RED) 12176410
  • Connector Cover 12191108

Pin

Wire Color

Circuit No.

Function

1

BLK/WHT

451

PCM Ground

(Automatic Transmission Only)

2

BRN

418

TCC Control Solenoid

(Automatic Transmission Only)

3

--

--

Not Used

4

PPL

421

AIR Solenoid Control

5

TAN/BLK

464

Torque Delivered

6

RED/BLK

1228

Transmission Fluid Pressure Control Solenoid High

(Automatic Transmission Only)

7

--

--

Not Used

8

LT BLU/WHT

1229

Transmission Fluid Pressure Control Solenoid Low

(Automatic Transmission Only)

9

DK GRN/WHT

465

Fuel Pump Relay Control

10

WHT

121

Engine Speed (Tach) Output Signal

11-13

--

--

Not Used

14

RED/BLK

380

A/C Refrigerant Pressure Sensor Signal

15

RED

225

Alternator L Terminal

16

--

--

Not Used

17

DK GRN/WHT

762

A/C Request Signal (C60 only)

18

DK GRN

59

A/C Status Signal

19

--

--

Not Used

20

PPL

401

Vehicle Speed Sensor (VSS) Reference Low

21

YEL

400

Vehicle Speed Sensor (VSS) Signal

22-24

--

--

Not Used

25

TAN

472

IAT Sensor Signal

26

PPL

2121

Ignition Control 1

27

RED

2127

Ignition Control 7

28

LT BLU/WHT

2126

Ignition Control 6

29

DK GRN/WHT

2124

Ignition Control 4

30

--

--

Not Used

31

YEL

492

MAF Sensor Signal

32

LT GRN

432

MAP Sensor Signal

33

DK BLU

473

Engine Cooling Fan Relay 2 and 3 Control

34

DK GRN/WHT

428

EVAP Canister Purge Valve Control

35

--

--

Not Used

36

BRN

436

AIR Pump Relay Control

37-38

--

--

Not Used

39

RED

631

Camshaft Position Sensor B+ Supply

40

BLK/WHT

451

PCM Ground

41

--

--

Not Used

42

TAN/BLK

422

TCC Enable Circuit

(Automatic Transmission Only)

43

DK GRN/WHT

459

A/C Clutch Relay Control

44

LT GRN

1652

Reverse Inhibit Solenoid Control

45

WHT

1310

EVAP Canister Vent Valve Control

46

BRN/WHT

419

Malfunction Indicator Lamp (MIL) Control

47

WHT

375

1 to 4 Up-shift Lamp Control (MM6)

47

YEL/BLK

1223

Transmission Shift Solenoid B (M30)

48

LT GRN

1222

Transmission Shift Solenoid A

49

--

--

Not Used

50

DK GRN/WHT

817

Vehicle Speed Output Circuit

51

YEL/BLK

1227

Transmission Temperature Sensor Signal

52

GRY

23

Alternator F Terminal

53

--

--

Not Used

54

DK BLU

1936

Fuel Level Sensor Signal

55-56

--

--

Not Used

57

PPL

719

IAT Sensor Ground

58

TAN/WHT

331

Engine Oil Pressure Sensor Signal

59

--

--

Not Used

60

BRN

2129

Ignition Control Reference Low Bank 1

61

BRN/WHT

2130

Ignition Control Reference Low Bank 2

62

GRY

773

PRND C Input Signal

(Automatic Transmission Only)

63

PNK

1224

Transmission Range Signal A

(Automatic Transmission Only)

64

DK GRN

890

Fuel Tank Pressure Sensor Signal

65

--

--

Not Used

66

PPL/WHT

2128

Ignition Control 8

67

RED/WHT

2122

Ignition Control 2

68

DK GRN

2125

Ignition Control 5

69

LT BLU

2123

Ignition Control 3

70-72

--

--

Not Used

73

LT BLU

1937

Fuel Level Sensor Signal (Secondary)

74-80

--

--

Not Used


  Document ID# 715391
2001 Chevrolet/Geo Corvette