Engine Controls Connector End Views. Cadillac Escalade EXT 2003

For 1990-2009 cars only

Makes 🢒 Cadillac 🢒 2003 🢒 Escalade EXT 🢒 Engine 🢒 Engine Controls - 4.8L, 5.3L, and 6.0L 🢒 Engine Controls Connector End Views

Table 1:	Accelerator Pedal Position (APP) Sensor
Table 2:	Camshaft Position (CMP) Sensor
Table 3:	Crankshaft Position (CKP) Sensor
Table 4:	Engine Coolant Temperature (ECT) Sensor
Table 5:	Evaporative Emission (EVAP) Canister Purge Solenoid
Table 6:	Evaporative Emission (EVAP) Canister Vent Solenoid (w/EVA)
Table 7:	Fuel Composition Sensor (w/L59)
Table 8:	Fuel Injector 1 (Except L59)
Table 9:	Fuel Injector 1 (w/L59)
Table 10:	Fuel Injector 2 (Except L59)
Table 11:	Fuel Injector 2 (w/L59)
Table 12:	Fuel Injector 3 (Except L59)
Table 13:	Fuel Injector 3 (w/L59)
Table 14:	Fuel Injector 4 (Except L59)
Table 15:	Fuel Injector 4 (w/L59)
Table 16:	Fuel Injector 5 (Except L59)
Table 17:	Fuel Injector 5 (w/L59)
Table 18:	Fuel Injector 6 (Except L59)
Table 19:	Fuel Injector 6 (w/L59)
Table 20:	Fuel Injector 7 (Except L59)
Table 21:	Fuel Injector 7 (w/L59)
Table 22:	Fuel Injector 8 (Except L59)
Table 23:	Fuel Injector 8 (w/L59)
Table 24:	Fuel Pump and Sender Assembly - Primary (Except L59)
Table 25:	Fuel Pump and Sender Assembly (w/L59)
Table 26:	Fuel Pump and Sender Assembly - Secondary (w/Dual Tanks)
Table 27:	Fuel Pump (FP) Relay-Secondary (w/Dual Tanks)
Table 28:	Fuel Tank Pressure (FTP) Sensor
Table 29:	Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (L59/LM7)
Table 30:	Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (LR4)
Table 31:	Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (LQ4)
Table 32:	Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 (L59/LM7)
Table 33:	Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 (LR4/LQ4)
Table 34:	Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 (L59/LM7)
Table 35:	Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 (LR4)
Table 36:	Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 (LQ4)
Table 37:	Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 (L59/LM7)
Table 38:	Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 (LR4/LQ4)
Table 39:	Ignition Coil 1
Table 40:	Ignition Coil 2
Table 41:	Ignition Coil 3
Table 42:	Ignition Coil 4
Table 43:	Ignition Coil 5
Table 44:	Ignition Coil 6
Table 45:	Ignition Coil 7
Table 46:	Ignition Coil 8
Table 47:	Intake Air Temperature (IAT)/Mass Air Flow (MAF) Sensor
Table 48:	Knock Sensor (KS)
Table 49:	Manifold Absolute Pressure (MAP) Sensor
Table 50:	Throttle Actuator Control (TAC) Module C1
Table 51:	Throttle Actuator Control (TAC) Module C2
Table 52:	Throttle Body

Accelerator Pedal Position (APP) Sensor

Connector Part Information

•

15318071

•	10-Way F Metri-pack 150 Series (GRY)

Wire Color

Circuit No.

Function

GRY

1273

Low Reference

PPL

1272

Low Reference

LT BLU

1162

APP Sensor 2 Signal

TAN

1274

5 Volt Reference

BRN

1271

Low Reference

DK BLU

1161

APP Sensor 1 Signal

WHT/BLK

1164

5 Volt Reference

Not Used

YEL/BLK

1275

5 Volt Reference

DK GRN

1163

APP Sensor 3 Signal

Camshaft Position (CMP) Sensor

Connector Part Information

•

12059595

•	3-Way F Metri-pack 150 Series (BLK)

Wire Color

Circuit No.

Function

BRN/WHT

633

CMP Sensor Signal

PNK/BLK

632

Low Reference

RED

631

12 Volt Reference

Crankshaft Position (CKP) Sensor

Connector Part Information

•

15324165

•	3-Way F Metri-pack 150 Series (NAT)

Wire Color

Circuit No.

Function

DK BLU/

WHT

1869

CKP Sensor Signal

YEL/BLK

1868

Low Reference

LT GRN

1867

12 Volt Reference

Engine Coolant Temperature (ECT) Sensor

Connector Part Information

•

15336024

•	2-Way F GT 150 Sealed (BLK)

Wire Color

Circuit No.

Function

BLK

407

Low Reference

YEL

410

ECT Sensor Signal

Evaporative Emission (EVAP) Canister Purge Solenoid

Connector Part Information

•

12124037

•	2-Way F Metri-pack 150 (BLK)

Wire Color

Circuit No.

Function

PNK

439

Ignition 1 Voltage

DK GRN/

WHT

428

EVAP Canister Purge Solenoid Control

Evaporative Emission (EVAP) Canister Vent Solenoid (w/EVA)

Connector Part Information

•

12052643

•	2-Way F Metri-pack 150 Series Sealed (RED)

Wire Color

Circuit No.

Function

WHT

1310

EVAP Canister Vent Solenoid Control

PNK

2640

Battery Positive Voltage

Fuel Composition Sensor (w/L59)

Connector Part Information

•

12146121

•	3-Way F Metri-pack 150 Series, Sealed (BRN)

Wire Color

Circuit No.

Function

WHT

1579

Fuel Temperature/Composition Signal

PNK

439

Ignition 1 Voltage

BLK

550

Ground

Fuel Injector 1 (Except L59)

Connector Part Information

•

15411634

•	2-Way F Micro-Pack 064 Series (GRY)

Wire Color

Circuit No.

Function

PNK

1039

Ignition 1 Voltage

BLK

1744

Fuel Injector 1 Control

Fuel Injector 1 (w/L59)

Connector Part Information

•

15305086

•	2-Way F Metri-Pack 150 Series (BLK)

Wire Color

Circuit No.

Function

PNK

1039

Ignition 1 Voltage

BLK

1744

Fuel Injector 1 Control

Fuel Injector 2 (Except L59)

Connector Part Information

•

15411634

•	2-Way F Micro-Pack 064 (GRY)

Wire Color

Circuit No.

Function

PNK

1239

Ignition 1 Voltage

LT GRN/BLK

1745

Fuel Injector 2 Control

Fuel Injector 2 (w/L59)

Connector Part Information

•

15305086

•	2-Way F Metri-Pack 150 Series (BLK)

Wire Color

Circuit No.

Function

PNK

1239

Ignition 1 Voltage

LT GRN/BLK

1745

Fuel Injector 2 Control

Fuel Injector 3 (Except L59)

Connector Part Information

•

15411634

•	2-Way F Micro-Pack 064 Series (GRY)

Wire Color

Circuit No.

Function

PNK

1039

Ignition 1 Voltage

PNK/BLK

1746

Fuel Injector 3 Control

Fuel Injector 3 (w/L59)

Connector Part Information

•

15411634

•	2-Way F Micro-Pack 064 Series (GRY)

Wire Color

Circuit No.

Function

PNK

1039

Ignition 1 Voltage

PNK/BLK

1746

Fuel Injector 3 Control

Fuel Injector 4 (Except L59)

Connector Part Information

•

15411634

•	2-Way F Micro-Pack 064 Series (GRY)

Wire Color

Circuit No.

Function

PNK

1239

Ignition 1 Voltage

LT BLU/BLK

844

Fuel Injector 4 Control

Fuel Injector 4 (w/L59)

Connector Part Information

•

15305086

•	2-Way F Metri-Pack 150 Series (BLK)

Wire Color

Circuit No.

Function

PNK

1239

Ignition 1 Voltage

LT BLU/BLK

844

Fuel Injector 4 Control

Fuel Injector 5 (Except L59)

Connector Part Information

•

15411634

•	2-Way F Micro-Pack 064 Series (GRY)

Wire Color

Circuit No.

Function

PNK

1039

Ignition 1 Voltage

BLK/WHT

845

Fuel Injector 5 Control

Fuel Injector 5 (w/L59)

Connector Part Information

•

15305086

•	2-Way F Metri-Pack 150 Series (BLK)

Wire Color

Circuit No.

Function

PNK

1039

Ignition 1 Voltage

BLK/WHT

845

Fuel Injector 5 Control

Fuel Injector 6 (Except L59)

Connector Part Information

•

15411634

•	2-Way F Micro-Pack 064 Series (GRY)

Wire Color

Circuit No.

Function

PNK

1239

Ignition 1 Voltage

YEL/BLK

846

Fuel Injector 6 Control

Fuel Injector 6 (w/L59)

Connector Part Information

•

15305086

•	2-Way F Metri-Pack 150 Series (BLK)

Wire Color

Circuit No.

Function

PNK

1239

Ignition 1 Voltage

YEL/BLK

846

Fuel Injector 6 Control

Fuel Injector 7 (Except L59)

Connector Part Information

•

15411634

•	2-Way F Micro-Pack 064 Series (GRY)

Wire Color

Circuit No.

Function

PNK

1039

Ignition 1 Voltage

RED/BLK

877

Fuel Injector 7 Control

Fuel Injector 7 (w/L59)

Connector Part Information

•

15305086

•	2-Way F Metri-Pack 150 Series (BLK)

Wire Color

Circuit No.

Function

PNK

1039

Ignition 1 Voltage

RED/BLK

877

Fuel Injector 7 Control

Fuel Injector 8 (Except L59)

Connector Part Information

•

15411634

•	2-Way F Micro-Pack 064 Series (GRY)

Wire Color

Circuit No.

Function

PNK

1239

Ignition 1 Voltage

DK BLU/

WHT

878

Fuel Injector 8 Control

Fuel Injector 8 (w/L59)

Connector Part Information

•

15305086

•	2-Way F Metri-Pack 150 Series (BLK)

Wire Color

Circuit No.

Function

PNK

1239

Ignition 1 Voltage

DK BLU/

WHT

878

Fuel Injector 8 Control

Fuel Pump and Sender Assembly - Primary (Except L59)

Connector Part Information

•

12160482

•	4-Way F Metri-Pack 150 Series (BLK)

Wire Color

Circuit No.

Function

PPL

1589

Fuel Level Sensor Signal - Primary

GRY

120

Fuel Pump Supply Voltage

BLK

2150

Ground

BLK

470

Low Reference

Fuel Pump and Sender Assembly (w/L59)

Connector Part Information

•

15324862

•	4-Way F 2.80 Apex Series (LT GRY)

Wire Color

Circuit No.

Function

GRY

120

Fuel Pump Supply Voltage

BLK

470

Low Reference

BLK

2150

Ground

PPL

1589

Fuel Level Sensor Signal - Primary

Fuel Pump and Sender Assembly - Secondary (w/Dual Tanks)

Connector Part Information

•

12160482

•	4-Way F Metri-Pack 150 Series Sealed (BLK)

Wire Color

Circuit No.

Function

DK BLU

1936

Fuel Level Sensor Signal - Secondary

LT GRN

1058

Fuel Balance Pump Supply Voltage

BLK

2150

Ground

BLK

470

Low Reference

Fuel Pump (FP) Relay-Secondary (w/Dual Tanks)

Connector Part Information

•

12129716

•	4-Way F Metri-Pack 280 FLX LK (GRY)

Wire Color

Circuit No.

Function

PNK

439

Ignition 1 Voltage

GRY

120

Fuel Pump Supply Voltage

TAN

1465

Fuel Pump Relay Control - Secondary

LT GRN

1058

Fuel Balance Pump Supply Voltage

Fuel Tank Pressure (FTP) Sensor

Connector Part Information

•

12059595

•	3-Way F Metri-pack 150 Series (BLK)

Wire Color

Circuit No.

Function

BLK

470

Low Reference

DK GRN

890

Fuel Tank Pressure Sensor Signal

GRY

474

5 Volt Reference

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (L59/LM7)

Connector Part Information

•

12176897

•	4-Way F Metri-pack 150 Series, Sealed (GRY)

Wire Color

Circuit No.

Function

TAN

1664

HO2S Low Signal - Bank 1 Sensor 1

PPL/WHT

1665

HO2S High Signal - Bank 1 Sensor 1

BLK/WHT

3113

HO2S Heater Low Control - Bank 1 Sensor 1

PNK

539

Ignition 1 Voltage

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (LR4)

Connector Part Information

•

15326423

•	4-Way F Metri-pack 150 Series, Sealed (BLK)

Wire Color

Circuit No.

Function

TAN

1664

HO2S Low Signal - Bank 1 Sensor 1

PPL/WHT

1665

HO2S High Signal - Bank 1 Sensor 1

BLK/WHT

3113

HO2S Heater Low Control - Bank 1 Sensor 1

PNK

539

Ignition 1 Voltage

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (LQ4)

Connector Part Information

•

12092839

•	4-Way M Metri-Pack 150 Series (BLK)

Wire Color

Circuit No.

Function

TAN

1664

HO2S Low Signal - Bank 1 Sensor 1

PPL/WHT

1665

HO2S High Signal - Bank 1 Sensor 1

PNK

539

Ignition 1 Voltage

BLK/WHT

3113

HO2S Heater Low Control - Bank 1 Sensor 1

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 (L59/LM7)

Connector Part Information

•

12160482

•	4-Way F Metri-Pack 150 Series, Sealed (GRY)

Wire Color

Circuit No.

Function

TAN/WHT

1669

HO2S Low Signal - Bank 1 Sensor 2

PPL/WHT

1668

HO2S High Signal - Bank 1 Sensor 2

BRN

2391

HO2S Heater Low Control - Bank 1 Sensor 2

PNK

1539

Ignition 1 Voltage

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 (LR4/LQ4)

Connector Part Information

•

15326423

•	4-Way F Metri-Pack 150 Series, Sealed (GRY)

Wire Color

Circuit No.

Function

TAN/WHT

1669

HO2S Low Signal - Bank 1 Sensor 2

PPL/WHT

1668

HO2S High Signal - Bank 1 Sensor 2

BRN

2391

HO2S Heater Low Control - Bank 1 Sensor 2

PNK

1539

Ignition 1 Voltage

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 (L59/LM7)

Connector Part Information

•

12176897

•	4-Way F Metri-Pack 150 Series (GRY)

Wire Color

Circuit No.

Function

TAN

1667

HO2S Low Signal - Bank 2 Sensor 1

PPL

1666

HO2S High Signal - Bank 2 Sensor 1

LT GRN

3212

HO2S Heater Low Control - Bank 2 Sensor 1

PNK

539

HO2S High Signal - Bank 2 Sensor 1

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 (LR4)

Connector Part Information

•

15326423

•	4-Way F Metri-Pack 150 Series (BLK)

Wire Color

Circuit No.

Function

TAN

1667

HO2S Low Signal - Bank 2 Sensor 1

PPL

1666

HO2S High Signal - Bank 2 Sensor 1

LT GRN

3212

HO2S Heater Low Control - Bank 2 Sensor 1

PNK

539

HO2S High Signal - Bank 2 Sensor 1

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 (LQ4)

Connector Part Information

•

12092839

•	4-Way F Metri-Pack 150 Series (BLK)

Wire Color

Circuit No.

Function

TAN

1667

HO2S Low Signal - Bank 2 Sensor 1

PPL

1666

HO2S High Signal - Bank 2 Sensor 1

PNK

539

HO2S High Signal - Bank 2 Sensor 1

LT GRN

3212

HO2S Heater Low Control - Bank 2 Sensor 1

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 (L59/LM7)

Connector Part Information

•

12176897

•	4-Way F Metri-Pack 150 Series (GRY)

Wire Color

Circuit No.

Function

TAN

1671

HO2S Low Signal - Bank 2 Sensor 2

PPL

1670

HO2S High Signal - Bank 2 Sensor 2

RED/WHT

3223

HO2S Heater Low Control - Bank 2 Sensor 2

PNK

1539

Ignition 1 Voltage

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 (LR4/LQ4)

Connector Part Information

•

15326423

•	4-Way F Metri-Pack 150 Series (BLK)

Wire Color

Circuit No.

Function

TAN

1671

HO2S Low Signal - Bank 2 Sensor 2

PPL

1670

HO2S High Signal - Bank 2 Sensor 2

RED/WHT

3223

HO2S Heater Low Control - Bank 2 Sensor 2

PNK

1539

Ignition 1 Voltage

Ignition Coil 1

Connector Part Information

•

15413116

•	4-Way F GT 150 Series, Sealed (GRY)

Wire Color

Circuit No.

Function

BLK

550

Ground

BRN

2129

Low Reference

PPL

2121

IC 1 Control

PNK

1039

Ignition 1 Voltage

Ignition Coil 2

Connector Part Information

•

15413116

•	4-Way F GT 150 Series, Sealed (GRY)

Wire Color

Circuit No.

Function

BLK

550

Ground

BRN

2130

Low Reference

RED

2122

IC 2 Control

PNK

1239

Ignition 1 Voltage

Ignition Coil 3

Connector Part Information

•

15413116

•	4-Way F GT 150 Series, Sealed (GRY)

Wire Color

Circuit No.

Function

BLK

550

Ground

BRN

2129

Low Reference

LT BLU

2123

IC 3 Control

PNK

1039

Ignition 1 Voltage

Ignition Coil 4

Connector Part Information

•

15413116

•	4-Way F GT 150 Series, Sealed (GRY)

Wire Color

Circuit No.

Function

BLK

550

Ground

BRN

2130

Low Reference

DK GRN

2124

IC 4 Control

PNK

1239

Ignition 1 Voltage

Ignition Coil 5

Connector Part Information

•

15413116

•	4-Way F GT 150 Series, Sealed (GRY)

Wire Color

Circuit No.

Function

BLK

550

Ground

BRN

2129

Low Reference

DK GRN

2125

IC 5 Control

PNK

1039

Ignition 1 Voltage

Ignition Coil 6

Connector Part Information

•

15413116

•	4-Way F GT 150 Series, Sealed (GRY)

Wire Color

Circuit No.

Function

BLK

550

Ground

BRN

2130

Low Reference

LT BLU

2126

IC 6 Control

PNK

1239

Ignition 1 Voltage

Ignition Coil 7

Connector Part Information

•

15413116

•	4-Way F GT 150 Series, Sealed (GRY)

Wire Color

Circuit No.

Function

BLK

550

Ground

BRN

2129

Low Reference

RED

2127

IC 7 Control

PNK

1039

Ignition 1 Voltage

Ignition Coil 8

Connector Part Information

•

15413116

•	4-Way F GT 150 Series, Sealed (GRY)

Wire Color

Circuit No.

Function

BLK

550

Ground

BRN

2130

Low Reference

PPL

2128

IC 8 Control

PNK

1239

Ignition 1 Voltage

Intake Air Temperature (IAT)/Mass Air Flow (MAF) Sensor

Connector Part Information

•

15305555

•	5-Way F Metri-Pack 150 Series (BLK)

Wire Color

Circuit No.

Function

BLK

552

Low Reference

TAN

472

IAT Sensor Signal

BLK/WHT

451

Ground

PNK

439

Ignition 1 Voltage

YEL

492

MAF Sensor Signal

Knock Sensor (KS)

Connector Part Information

•

12052641

•	2-Way F Metri-Pack 150 Series (BLK)

Wire Color

Circuit No.

Function

DK BLU

496

Knock Sensor 1 Signal

LT BLU

1876

Knock Sensor 2 Signal

Manifold Absolute Pressure (MAP) Sensor

Connector Part Information

•

12129946

•	3-Way F Metri-Pack 150 Series (GRY)

Wire Color

Circuit No.

Function

ORN/BLK

469

Low Reference

LT GRN

432

MAP Sensor Signal

GRY

597

5 Volt Reference

Throttle Actuator Control (TAC) Module C1

Connector Part Information

•

12191065

•	16-Way F Micro-Pack 100 Series (NAT)

Wire Color

Circuit No.

Function

DK GRN

485

TP Sensor 1 Signal

GRY

416

5 Volt Reference

BLK

452

Low Reference

DK BLU

Cruise Control Set/Coast Switch Signal

GRY/BLK

Cruise Control Resume/Accel Switch Signal

LT BLU

1320

CHMSL Supply Voltage

PNK

1339

Ignition 1 Voltage

BRN

582

TAC Motor Control - 2

LT BLU/BLK

1688

5 Volt Reference

BLK/WHT

1704

Low Reference

PPL

486

TP Sensor 2 Signal

ORN/BLK

1061

UART Serial Data

DK BLU/

WHT

774

UART Serial Data

GRY

397

Cruise Control On Switch Signal

BLK/WHT

451

Ground

YEL

581

TAC Motor Control - 1

Throttle Actuator Control (TAC) Module C2

Connector Part Information

•

12177081

•	10-Way F Metri-Pack 150 Series (BLK)

Wire Color

Circuit No.

Function

GRY

1273

Low Reference

PPL

1272

Low Reference

LT BLU

1162

APP Sensor 2 Signal

TAN

1274

5 Volt Reference

YEL/BLK

1275

5 Volt Reference

DK BLU

1161

APP Sensor 1 Signal

WHT/BLK

1164

5 Volt Reference

Not Used

BRN

1271

Low Reference

DK GRN

1163

APP Sensor 3 Signal

Throttle Body

Connector Part Information

•

15326836

•	8-Way F GT 150 Sealed (BLK)

Wire Color

Circuit No.

Function

YEL

581

TAC Motor Control - 1

BLK/WHT

1704

Low Reference

BRN

582

TAC Motor Control - 2

BLK

452

Low Reference

LT BLU/BLK

1688

5-Volt Reference

PPL

486

TP Sensor 2 Signal

DK GRN

485

TP Sensor 1 Signal

GRY

416

5-Volt Reference