Holley COMMANDER 950 User Manual

Page 3

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9.0 REQUIRED ADDITIONAL EFI TUNING......................................................................................................... 36

10.0 ALPHA-N TUNING....................................................................................................................................... 50

11.0 DATA LOGGER........................................................................................................................................... 53

APPENDIX 1 COMPLETE SOFTWARE OVERVIEW .......................................................................................... 56

H

ARDWARE

S

ETTINGS

(H

DWR

S

ETTINGS

).............................................................................................................. 63

I

DLE

A

IR

C

ONTROL

.............................................................................................................................................. 65

PID Definitions (for Idle Air Control)................................................................................................................ 65

O

2

..................................................................................................................................................................... 66

APPENDIX 2 APPLICATION SPECIFIC TUNING ............................................................................................... 67

S

PECIFIC

I

NFORMATION

F

OR

R

ACE

A

PPLICATIONS

.................................................................................................. 67

TBI S

PECIFIC

T

UNING

I

NFORMATION

..................................................................................................................... 68

5.0L F

ORD

S

PECIFIC

T

UNING

I

NFORMATION

........................................................................................................... 69

APPENDIX 3 TUNING TROUBLESHOOTING .................................................................................................... 70

APPENDIX 4 GENERAL TROUBLESHOOTING................................................................................................. 73

APPENDIX 5 TESTING AND TROUBLESHOOTING ELECTRICAL COMPONENTS........................................ 74

T

ESTING

R

ELAYS

................................................................................................................................................. 74

T

ESTING THE

M

ANIFOLD

A

BSOLUTE

P

RESSURE

(MAP) S

ENSOR

(1 B

AR

) .................................................................. 74

T

ESTING

T

HROTTLE

P

OSITION

S

ENSOR

(TPS) ....................................................................................................... 74

T

ESTING

I

DLE

A

IR

C

ONTROL

(IAC) M

OTOR

............................................................................................................ 75

T

ESTING

C

OOLANT

T

EMPERATURE

S

ENSOR

........................................................................................................... 75

T

ESTING

A

IR

C

HARGE

T

EMPERATURE

S

ENSOR

....................................................................................................... 75

T

ESTING THE

O

XYGEN

S

ENSOR

............................................................................................................................ 75

APPENDIX 6 OXYGEN SENSOR EFFECT ON PERFORMANCE...................................................................... 76

APPENDIX 7 DESCRIPTION OF FUEL INJECTION SYSTEMS ........................................................................ 77

C

OMBUSTION

P

RINCIPLES AND

A

IR

/ F

UEL

R

ATIOS

.................................................................................................. 77

E

MISSIONS AND

P

ERFORMANCE

............................................................................................................................ 79

E

NGINE

M

ANAGEMENT

S

YSTEMS

........................................................................................................................... 79

Air Management............................................................................................................................................. 79
Fuel Management .......................................................................................................................................... 80
Ignition Timing Management .......................................................................................................................... 81

APPENDIX 8 THE ENGINE APPLICATION AND THE SELECTION OF YOUR FUEL MANAGEMENT SYSTEM
COMPONENTS. .................................................................................................................................................. 81

I

NJECTOR

F

UEL

F

LOW

......................................................................................................................................... 81

F

UEL PRESSURE

.................................................................................................................................................. 82

B

IGGER IS BETTER

(TRUE

OR

FALSE) ................................................................................................................. 82

APPENDIX 9 FUEL PUMPS ............................................................................................................................... 83

APPENDIX 10 WIRING DIAGRAMS................................................................................................................... 84

H

OLLEY

P

ERFORMANCE

P

RODUCTS

L

IMITED

W

ARRANTY

......................................................................................... 98

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