GM Service Manual Online
For 1990-2009 cars only
Connector 1: Engine Control Module (ECM) Connector-A
Connector 2: Engine Control Module (ECM) Connector-K

Engine Control Module (ECM) Connector-A


Object Number: 1725344  Size: CH

Connector Part Information

  • OEM: AMP 2-1355123-3
  • Service: N/A
  • Description: 60-Way F 60POS Receptacle Hsg Assembly (BK)

Engine Control Module (ECM) Connector-A

Pin

Wire Color

Circuit No.

Function

A1

GY

--

Ignition Coil 6 Control

A2

OG

--

Ignition Coil 2 Control

A3

BU

--

Ignition Coil 4 Control

A4

--

--

Not Used

A5

L-GN/WH

--

HO2S1 Bank 2 Sensor 1 Heater Control

A6

PU

--

HO2S1 Bank 2 Sensor 1 Signal

A7

GN

--

Low Reference

A8

BN

--

HO2S2 Bank 2 Sensor 2 Signal

A9

GY

--

EGR Position Sensor Signal

A10

--

--

Not Used

A11

BN

--

Low Reference

A12

BU

--

Low Reference

A13

BN

--

Low Reference

A14

L-GN

--

MAP Sensor Signal

A15

--

--

Not Used

A16

PU

--

EVAP Canister Vent Solenoid Valve Control

A17

GN/WH

--

EVAP Canister Purge Solenoid Valve Control

A18

--

--

Not Used

A19

L-GN

--

HO2S Bank 2 Sensor 2 Heater Control

A20-A25

--

--

Not Used

A26

GN

--

Cooling Fan Low Relay Control

A27

--

--

Not Used

A28

WH

--

Engine RPM Signal

A29-A30

--

--

Not Used

A31

PU

--

Ignition Coil 1 Control

A32

GN

--

Ignition Coil 5 Control

A33

YE

--

Ignition Coil 3 Control

A34

BK

--

Shield Ground

A35-A37

--

--

Not Used

A37

OG

--

Fuel Consumption Signal

A38

BN/WH

--

Low Reference

A39

BU/WH

--

Fuel Level Sensor Signal

A40

PU

--

Low Reference

A41-A45

--

--

Low Reference

A46

GY

--

EGR Solenoid Control

A47

WH/BK

--

Intake Manifold Tuning (IMT) Valve Solenoid Control

A48-A50

--

--

Not Used

A51

BU

--

Cooling Fan Hi Relay Control

A52

--

--

Not Used

A53

WH

--

Cruise Indicator Control

A54

L-BU

--

APP Sensor 2 Signal

A55

BN

--

Low Reference

A56

BU

--

APP Sensor 1 Signal

A57

PU

--

TP Sensor 2 Signal

A58

BK

--

Low Reference

A59

BU

--

TP Sensor 1 Signal

A60

--

--

Not Used

Engine Control Module (ECM) Connector-K


Object Number: 1725343  Size: CH

Connector Part Information

  • OEM: AMP 3-1355136-3
  • Service: N/A
  • Description: 94-Way F 94POS Receptacle Hsg Assembly (BK)

Engine Control Module (ECM) Connector-K

Pin

Wire Color

Circuit No.

Function

K1

BK

--

Ground

K2

PK

--

Ignition-1  Voltage

K3

BK

--

Ground

K4

PK

--

Ignition-1  Voltage

K5

BK

--

Ground

K6

RD/WH

--

Battery Positive Voltage

K7-K8

--

--

Not Used

K9

BU/WH

--

Low Reference

K10

GN/WH

--

HO2S2 Bank 1 Sensor 2 Signal

K11

PU/WH

--

HO2S1 Bank 1 Sensor 1 Signal

K12

GN/WH

--

Low Reference

K13

PU/WH

--

Knock Sensor 1 Signal

K14

YE/BK

--

Knock Sensor 1 Ground

K15

L-GN/BK

--

Rough Road Sensor Signal

K16

GY

--

Cruise Switch Ground

K17

GN/WH

--

A/C Request Signal

K18

--

--

Not Used

K19

BK

--

Low Reference

K20

YE

--

Intake Manifold Tuning (IMT) Valve Sensor Signal

K21

BU/WH

--

Knock Sensor 2 Signal

K22

YE/BK

--

Knock Sensor 2 Ground

K23

GY

--

5 Volt Reference 3

K24

WH/BK

--

5 Volt Reference 3

K25-K29

--

--

Not Used

K30

GY/BK

--

Low Reference

K31

YE

--

MAF Sensor Signal

K32

PK/BK

--

CMP Sensor Ground

K33

BN/WH

--

CMP Sensor Signal

K34

BK

--

Low Reference

K35

GN

--

FTP Sensor Signal

K36

--

--

Not Used

K37

BN

--

Low Reference

K38

GN/WH

--

Vehicle Speed Signal

K39

L-GN/BK

--

Ground

K40

L-BU/BK

--

Cruise Switch Positive

K41

OG/BK

--

Refrigerant Pressure Signal

K42

BN (RHD)

--

Ground

GY (LHD)

K43-K46

--

--

Not Used

K47

L-BU (RHD)

--

5 Volt Reference

GY (LHD)

K48

OG/BK

--

5Volt Reference 1

K49

GN

--

5 Volt Reference 3

K50-K52

--

--

Not Used

K53

PU

--

Stop Lamp Switch Signal

K54

--

--

Not Used

K55

YE/BK

--

CKP Sensor Reference High

K56

BU/WH

--

CKP Sensor Reference Low

K57

BN/WH

--

CKP Sensor Ground

K58

L-BU

--

Intake Air Temperature (IAT) Sensor Signal

K59

YE/BK

--

Low Reference

K60-61

--

--

Not Used

K62

YE

--

ECT Sensor Signal

K63

--

--

Not Used

K64

BN

--

Engine Main Relay Control

K65

--

--

Not Used

K66

L-BU/BK

--

Fuel Injector 4 Control

K67

L-GN/BK

--

Fuel Injector 2 Control

K68

YE/BK

--

Fuel Injector 6 Control

K69

--

--

Not Used

K70

GN/WH

--

Fuel Pump Relay Control

K71

BU

--

TAC Motor Control -- 1

K72

L-BU

--

TAC Motor Control -- 2

K73-K75

--

--

Not Used

K76

WH/BK

--

Serial Data

K77

BN/WH

--

CAN Serial Data High

K78

BN

--

CAN Serial Data Low

K79

--

--

Not Used

K80

YE

--

Clutch Switch Signal

K81-82

--

--

Not Used

K83

L-BU

--

Stop Lamp Switch Signal

K84-K85

--

--

Not Used

K86

GN

--

Engine Temperature Gage Output

K87

PU/WH

--

A/C Compressor Control

K88

YE

--

Fuel Gage Signal

K89

BN

--

Fuel Injector 1 Control

K90

BN/WH

--

Fuel Injector 5 Control

K91

PK/BK

--

Fuel Injector 3 Control

K92

BU

--

MIL Control

K93

GY

--

HO2S1 Bank 1 Sensor 1 Heater Control

K94

GY/WH

--

HO2S2 Bank 1 Heater Control