Hummer H1 (2002+). Manual - part 243

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 Electrical System  12-193

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05745159

6 WAY FUEL TANK JUMPER  LOCATION: C BEAM ABOVE PROP SHAFT

9-S12-031

9-S12-032

A

F

A

F

C26 MALE

C26 FEMALE

PIN

CKT

COLOR

DESCRIPTION

A

59

BK

Ground

B

29

PK

Fuel level signal to fuel gauge

C

675

YL

Fuel level signal from auxiliary tank

D

786

RD

Fuel selector valve control +/–

E

789

BR

Fuel selector valve control –/+

F

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12-194

Electrical System

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32 WAY PCM-BROWN  LOCATION: CENTER CONSOLE, PCM

9-S12-042

C1

C16

D16

D1

C27 MALE

PIN

CKT

COLOR

DESCRIPTION

C1

651

PP

Crankshaft position sensor ground –

C2

439

YL

A/C request+

C3

C4

357

TN

Intake air temp sensor signal

C5

721

LB

APP sensor (2) signal

C6

466

YL

Glow plug enable +

C7

264

RD

Pressure Control Solenoid (Hi) 

C8

225

YL

Fuel temperature signal

C9

923

BR

Transmission fluid temp signal

C10

C11

354

YL

Engine coolant temp signal

C12

C13

713

RD

Closure signal

C14

394

LG

Boost pressure sensor signal

C15

265

LB

Pressure Control Solenoid (Low)

C16

D1

495

DB

Transmission input speed sensor (Low)

D2

784

DB

4wd low switch signal

D3

723

YL

APP sensor (3) 5 volt ref.

D4

724

DG

APP (3) signal

D5

787

GY

Lift pump feedback signal

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 Electrical System  12-195

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05745159

D6

725

GY

APP (3) ground

D7

506

LB

Glow plug feedback signal

D8

238

DG

Lift pump relay enable +

D9

156

PK

Optical sensor ground –

D10

153

LG

Cruise control resume/accelerate

D11

496

GY

Transmission input speed signal (hi)

D12

717

WH

APP (1) 5 volt ref.

D13

350

GY

Boost sensor/crankshaft position sensor 5 volt ref.

D14

375

GY

Optical sensor 5 volt reference

D15

D16

PIN

CKT

COLOR

DESCRIPTION

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12-196

Electrical System

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32 WAY PCM-BLUE  LOCATION: CENTER CONSOLE, PCM

9-S12-042

C1

C16

D16

D1

C28 MALE

PIN

CKT

COLOR

DESCRIPTION

C1

C2

720

TN

APP (2) 5 volt ref.

C3

712

LG

Fuel inject signal

C4

237

LG

1-2 shift solenoid control

C5

924

TN

Torque converter clutch solenoid control

C6

315

YL

2-3 shift solenoid control

C7

338

DB

Wait to start lamp control 

C8

914

PP

Class 2 communications (dlc)

C9

C10

C11

239

PK

Ignition / axle switch jumper

C12

239

PK

Ignition

C13

537

OR

Battery

C14

658

BR

Malfunction indicator lamp control

C15

701

DB

Engine shutoff solenoid control

C16

D1

D2

D3

D4

D5

440

RD

Compressor clutch enable

4-1-00