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For 1990-2009 cars only
Table 1: Powertrain Control Module (PCM) Connector C1
Table 2: Powertrain Control Module (PCM) Connector C2

Powertrain Control Module (PCM) Connector C1


Object Number: 20329  Size: CF

Connector Part Information

    • 12129025
    • 32-Way F Micro-Pack 100 Series (Black)

Pin

Wire Color

Circuit No.

Function

Component Connector Cavity

DTC(s) Affected

Possible Symptoms From a Faulty Circuit

C1-01

GRY

435

EGR Control

EGR A

P0401,

P1406 (2)

Runs Rough, Spark Knock, Sluggish

C1-02

PNK/BLK

1746

Injector Driver 3

Injector Harness D

P0300 (3), P0303 (1)

Runs Rough, Sluggish, Hard Start

C1-03

PNK

1020

Positive Voltage #1

PRNDL Fuse

--

--

C1-04

--

--

--

--

--

--

C1-05

PNK

439

EGR Ignition Feed

EGR E

--

--

C1-06

DK BLU

417

TP Sensor Signal

TP C

P0122 (3), P0123

Hesitation, No TPS Response

C1-07

LT BLU/BLK

844

Injector Driver 4

Injector Harness E

P0300 (3), P0304 (1)

Runs Rough, Sluggish, Hard Start

C1-08

YEL

410

ECT Signal

ECT B

P0117 (2), P0118 (1)

--

C1-09

LT GRN

432

MAP Signal

MAP B

P0107 (3), P0108

Exhaust Odor, Poor Performance

C1-10

--

--

--

--

--

--

C1-11

--

--

--

--

--

--

C1-12

DK GRN/WHT

465

Fuel Pump Relay Control

Fuel Pump Relay Term 2

--

Extended Crank Time

C1-13

PPL

412

O2S 1 Signal

O2S 1

P0171 (2), P0172, P0132, P0134 (1)

Exhaust Odor, Poor Performance, Stalls, Sluggish

C1-14

TAN

413

O2S 1 Ref Low

Engine Ground

P0134 (1)

Exhaust Odor, Poor Performance

C1-15

PPL/WHT

1668

HO2S 2 High

HO2S 2 Harness B

P0137 (2), P0138, P0140 (1)

--

C1-16

TAN/WHT

1669

HO2S 2 Ref Low

HO2S 2 Harness A

P0140 (1)

--

C1-17

--

--

--

--

--

--

C1-18

PNK

1224

Transaxle Range A Input

Transmission N

--

Stays in 3rd Gear

C1-19

DK BLU

1225

Transaxle Range B Input

Transmission R

--

Stays in 1st gear (2)

C1-20

YEL

772

PRNDL B

Trans Range Switch B

P0705 (3)

No PRNDL Display

C1-21

GRY

773

PRNDL C

Trans Range Switch C

P0705 (3)

No PRNDL Display

C1-22

BRN

1456

EGR Signal

EGR C

P1406 (3)

Chuggle/Surge

C1-23

--

--

--

--

--

--

C1-24

RED

631

CMP/CKP Sensor Feed

CMP A, CKP C

P0335 (1), P0342 (1)

Cranks but will Not Run

C1-25

PNK/BLK

632

CMP/CKP Sensor Ground

CMP B, CKP B

P0335 (1), P0342 (1)

Cranks but will Not Run

C1-26

--

--

--

--

--

--

C1-27

GRY

23

Generator F Field Signal

Gen Term C

--

GEN Lamp ON

C1-28

YEL/BLK

1227

TFT Sensor High

Transmission L

--

--

C1-29

RED/BLK

380

A/C Refrigerant Pressure Sensor Signal

A/C Ref Press Sen C

P0530 (3)

A/C Inoperative

C1-30

TAN

472

IAT Sensor Signal

IAT B

P0112 (2), P0113 (1)

Exhaust Odor

C1-31

--

--

--

--

--

--

C1-32

--

--

--

--

--

--

(1) Open Circuit

(2) Grounded Circuit

(3) Open/ Grounded Circuit

Powertrain Control Module (PCM) Connector C2


Object Number: 20329  Size: CF

Connector Part Information

    • 12129025
    • 32-Way F Micro-Pack 100 Series (Clear)

Pin

Wire Color

Circuit No.

Function

Component Connector Cavity

DTC(s) Affected

Possible Symptoms From a Faulty Circuit

C2-01

BLK/WHT

451

PCM Ground

Engine Ground

--

--

C2-02

PNK

639

Positive Voltage #2

PCM Fuse

P1601

Cranks But Will Not Run

C2-03

ORN

480

Battery Positive Voltage

PCM/BATT Fuse (relay center)

--

Cranks But Will Not Run, Stalls

C2-04

LT GRN/BLK

444

IAC B Low

IAC A

P0507 (3)

High Idle

C2-05

LT BLU/BLK

1748

IAC A Low

IAC C

P0506, P0507 (3)

Incorrect Idle, Stalls, Exhaust Odor

C2-06

LT BLU/WHT

1747

IAC A High

IAC D

P0506 (3)

Low Idle, Stalls

C2-07

LT GRN/WHT

1749

IAC B High

IAC B

P0507 (3)

High Idle, Sluggish

C2-08

TAN

31

Oil Pressure Signal

Fuel Pump and Engine Oil Indicator Switch A

--

OIL Pressure Lamp on Engine Running (2)

C2-09

YEL/BLK

68

Coolant Signal

Coolant Switch A

--

Coolant Level Lamp ON (2)

C2-10

BLK

1744

Injector Driver 1

Injector Harness B

P0300, P0301

Sluggish, Hard to Start

C2-11

LT GRN/BLK

1745

Injector Driver 2

Injector Harness C

P0300, P0302

Sluggish, Hard to Start

C2-12

ORN/BLK

469

A/C, ECT, MAP, Fuel Tank Vapor Pressure Sensors Ground

A/C A, ECT A, MAP A, Vapor Sensor C1

P0107, P0108 (1), P0118 (1), P0122, P0530, P1406

Incorrect Idle, No A/C

C2-13

GRY

416

A/C, MAP, Fuel Tank Vapor Pressure Sensors 5 Volt Reference

A/C B, MAP C, Vapor Sensor C3

P0107 (1), P0530 (1)

Rough Idle, Exhaust Odor, A/C Inop

C2-14

BLK

452

TP, IAT, TFT Sensors, EGR Valve Ground

TP B, IAT A, TFT M, EGR B

P0123 (1), P0113 (1), P0713 (1), P1406 (1)

High Trans Line Pressure, No Upshift, Stalls on Decel/Stop

C2-15

TAN

800

Serial Data (UART)

DLC Term 9

P1601 (1), P1629 (1)

No Start

C2-16

PNK/BLK

632

CMP/CKP Ground

CMP B, CKP B

P0335 (1), P0342 (1)

Cranks but will Not Run

C2-17

BRN/WHT

633

CMP Sensor Signal

CMP C

P0342 (3)

--

C2-18

--

--

--

--

--

--

C2-19

BRN

1174

Low Oil Level Switch Signal

Low Oil Level Switch B

--

Check Oil Lamp On (1)

C2-20

--

--

--

--

--

--

C2-21

BLK/WHT

771

PRNDL A

Trans Range Term D

P0705 (3)

No PRNDL Display

C2-22

BRN

25

Generator L Lamp Signal

Gen Term B

P0562

No Generator output

C2-23

TAN/WHT

551

PCM Ground

Engine Ground

--

--

C2-24

RED

1226

Transaxle Range C Input

Transmission P

--

--

C2-25

LT BLU/BLK

396

Cruise Engaged Signal

Cruise Term J

--

--

C2-26

WHT

776

PRNDL P

Trans Range Term A

P0705 (3)

No PRNDL Display

C2-27

--

--

--

--

--

--

C2-28

YEL

657

TCC Release

Transmission U

--

--

C2-29

GRY

474

TP Sensor, EGR Valve 5 Volt Reference

TP A, EGR D

P0122 (1), P1406 (1)

Hesitation on acceleration (1)

C2-30

PPL

1807

Serial Data (Class II)

DLC 2

--

No scan tool data

C2-31

--

--

--

--

--

--

C2-32

DK BLU/WHT

1869

7X Reference (CKP Activity)

CKP A

P0335

Stalls, Cranks but will not run

(1) Open circuit

(2) Grounded circuit

(3) Open/Grounded circuit


Object Number: 20329  Size: CF

Connector Part Information

    • 12129025
    • 32-Way F Micro-Pack 100 Series (Blue)

Pin

Wire Color

Circuit No.

Function

Component Connector Cavity

DTC(s) Affected

Possible Symptoms From a Faulty Circuit

C3-01

DK GRN/WHT

817

VSS Output

IP Junction Conn J7

--

No speedometer, Cruise control Inop

C3-02

DK GRN/WHT

459

A/C Relay Control

A/C Relay Term 1

--

A/C Inop (1), A/C on continuously (2)

C3-03

DK GRN/WHT

428

EVAP Canister Purge Valve

EVAP Purge Valve B

--

--

C3-04

--

--

--

--

--

--

C3-05

WHT

1310

EVAP Canister Vent Solenoid

EVAP Vent Solenoid B

--

--

C3-06

--

--

--

--

--

--

C3-07

PPL

401

VSS Low

VSS B

P0502 (1)

No speedometer, Harsh Shift

C3-08

YEL

400

VSS High

VSS A

P0502

No speedometer, Harsh Shift

C3-09

DK BLU/WHT

1231

TISS Low

Transmission V

P0730

Trans defaults to 2nd gear

C3-10

RED/BLK

1230

TISS High

Transmission S

P0730

Trans defaults to 2nd gear

C3-11

LT BLU/WHT

1229

Pressure Control Solenoid Low Control

Transmission D

P0745

Trans defaults to 2nd gear

C3-12

DK GRN

335

Cooling Fan Relay Control

Fan Relay 86

P0530 (1)

Fan inop (1), Fan runs continuously (2)

C3-13

--

--

--

--

--

--

C3-14

DK GRN

83

Cruise Disable

Cruise Term H

--

Cruise inop (1)

C3-15

--

--

--

--

--

--

C3-16

RED/BLK

1228

Pressure Control Solenoid High Control

Transmission C

P0745

Hard Shift

C3-17

BLK/WHT

451

PCM Ground

Engine Ground

--

--

C3-18

PNK

639

Positive Voltage #3

PCM Fuse

P1601

Cranks But Will Not Run

C3-19

BRN/WHT

419

MIL Control

I/P Cluster

--

No MIL (1)

C3-20

--

--

--

--

--

--

C3-21

LT GRN

1222

1-2 Shift Solenoid Valve Control

Transmission A

P0750

Trans defaults to 2nd gear

C3-22

BRN

418

TCC PWM Solenoid Valve Control

Transmission T

P0740

Trans defaults to 2nd gear

C3-23

YEL/BLK

1223

2-3 Shift Solenoid Valve Control

Transmission B

P0755

Trans defaults to 2nd gear

C3-24

TAN/BLK

422

TCC Solenoid Valve Control

Transmission D

--

--

C3-25

PPL

420

TCC Brake Switch

TCC Brake Switch B

--

No TCC (1), TCC will not disengage with the brake

C3-26

--

--

--

--

--

--

C3-27

DK BLU

496

Knock Sensor Signal

Knock Sensor A

P0325

Spark Knock

C3-28

--

--

--

--

--

--

C3-29

--

--

--

--

--

--

C3-30

DK GRN

890

Fuel Tank Vapor Pressure Signal

Pressure Sensor C2

--

--

C3-31

ORN

406

Ignition Control B

ICM D

P0300 (3)

Lack of Power, Stalls, Exhaust Odor

C3-32

WHT

423

Ignition Control A

ICM E

P0300

Lack of Power, Stalls, Exhaust Odor

(1) Open circuit

(2) Grounded circuit

(3) Open/Grounded Circuit