Name: Engine harness
Creator: pjk8993@yahoo.com
License: https://creativecommons.org/licenses/by-sa/4.0/

Components

Ref	Kind	Exclude from BOM
APP	connector	included
BAT	connector	included
CKP	connector	included
CMP	connector	included
COIL1	connector	included
COIL2	connector	included
COIL3	connector	included
COIL4	connector	included
COIL5	connector	included
COIL6	connector	included
COIL7	connector	included
COIL8	connector	included
ECT	connector	included
F1	fuse	included
INJ1	connector	included
INJ2	connector	included
INJ3	connector	included
INJ4	connector	included
INJ5	connector	included
INJ6	connector	included
INJ7	connector	included
INJ8	connector	included
KS1	connector	included
KS2	connector	included
MAF	connector	included
MAP	connector	included
MICROSQUIRT-A	connector	included
NEW-IGN	terminal	included
O2	connector	included
RLY	connector	included
SP-0V	splice	included
SP-14V	splice	included
SP-5V1	splice	included
SP-GND	splice	included
TB	connector	included

Create part

KindManufacturerPart numberDescriptionUnit price

Cut list

Lengths need a layout (0 of 71 routed).

Wire	From / To	Gauge	Signal
W1	COIL1-12V / SP-14V-1	0.85	Coil +12V
W2	COIL2-12V / SP-14V-1	0.85	Coil +12V
W3	COIL3-12V / SP-14V-1	0.85	Coil +12V
W4	COIL4-12V / SP-14V-1	0.85	Coil +12V
W5	COIL5-12V / SP-14V-1	0.85	Coil +12V
W6	COIL6-12V / SP-14V-1	0.85	Coil +12V
W7	COIL7-12V / SP-14V-1	0.85	Coil +12V
W8	COIL8-12V / SP-14V-1	0.85	Coil +12V
W9	INJ1-12V / SP-14V-1	0.85	Injector +12V (main relay)
W10	INJ2-12V / SP-14V-1	0.85	Injector +12V (main relay)
W11	INJ3-12V / SP-14V-1	0.85	Injector +12V (main relay)
W12	INJ4-12V / SP-14V-1	0.85	Injector +12V (main relay)
W13	INJ5-12V / SP-14V-1	0.85	Injector +12V (main relay)
W14	INJ6-12V / SP-14V-1	0.85	Injector +12V (main relay)
W15	INJ7-12V / SP-14V-1	0.85	Injector +12V (main relay)
W16	INJ8-12V / SP-14V-1	0.85	Injector +12V (main relay)
W17	MAF-12V / SP-14V-1	0.85	MAF +12V
W18	O2-HTR+ / SP-14V-1	0.85	O2 heater supply
W19	SP-14V-1 / MICROSQUIRT-A-1	0.85	+12V In
W20	COIL1-GND / SP-GND-1	0.85	Coil ground
W21	COIL2-GND / SP-GND-1	0.85	Coil ground
W22	COIL3-GND / SP-GND-1	0.85	Coil ground
W23	COIL4-GND / SP-GND-1	0.85	Coil ground
W24	COIL5-GND / SP-GND-1	0.85	Coil ground
W25	COIL6-GND / SP-GND-1	0.85	Coil ground
W26	COIL7-GND / SP-GND-1	0.85	Coil ground
W27	COIL8-GND / SP-GND-1	0.85	Coil ground
W28	MAF-GND / SP-GND-1	0.85	MAF ground
W29	SP-GND-1 / MICROSQUIRT-A-22	0.85	POWER GROUND
W30	SP-GND-1 / MICROSQUIRT-A-23	0.85	POWER GROUND
W31	APP-GND1 / SP-0V-1	0.5	Pedal 1 low ref
W32	APP-GND2 / SP-0V-1	0.5	Pedal 2 low ref
W33	CKP-GND / SP-0V-1	0.5	Crank sensor ground
W34	CMP-GND / SP-0V-1	0.5	Cam sensor ground
W35	ECT-GND / SP-0V-1	0.5	ECT sensor ground
W36	KS1-GND / SP-0V-1	0.5	Knock shield/return
W37	KS2-GND / SP-0V-1	0.5	Knock shield/return
W38	MAF-IATGND / SP-0V-1	0.5	IAT ground
W39	MAP-GND / SP-0V-1	0.5	MAP sensor ground
W40	O2-GND / SP-0V-1	0.5	O2 signal ground
W41	TB-GND / SP-0V-1	0.5	Throttle sensor ground
W42	SP-0V-1 / MICROSQUIRT-A-18	0.5	Sensor Ground
W43	SP-0V-1 / MICROSQUIRT-A-19	0.5	Serial Ground
W44	SP-0V-1 / MICROSQUIRT-A-20	0.5	Sensor Ground
W45	APP-VCC1 / SP-5V1-1	0.5	Pedal 1 5V supply
W46	APP-VCC2 / SP-5V1-1	0.5	Pedal 2 5V supply
W47	CKP-VCC / SP-5V1-1	0.5	Crank 5V supply
W48	CMP-VCC / SP-5V1-1	0.5	Cam 5V supply
W49	MAP-VCC / SP-5V1-1	0.5	MAP 5V supply
W50	TB-VCC / SP-5V1-1	0.5	Throttle 5V supply
W51	SP-5V1-1 / MICROSQUIRT-A-28	0.5	TPS VREF (5V)
W52	CKP-SIG / MICROSQUIRT-A-32	0.5	Crank signal (58x)
W53	CMP-SIG / MICROSQUIRT-A-4	0.5	Cam signal (4x)
W54	COIL1-CTRL / MICROSQUIRT-A-11	0.5	Coil trigger low side
W55	COIL2-CTRL / MICROSQUIRT-A-12	0.5	Coil trigger low side
W56	INJ1-SIG / MICROSQUIRT-A-9	0.5	Injector low side
W57	INJ2-SIG / MICROSQUIRT-A-10	0.5	Injector low side
W58	RLY-COIL- / MICROSQUIRT-A-8	0.5	Relay coil negative (ECU low-side driver)
W59	O2-HTR / MICROSQUIRT-A-17	0.5	O2 heater low side
W60	MAF-SIG / MICROSQUIRT-A-5	0.5	MAF signal (frequency)
W61	MAP-SIG / MICROSQUIRT-A-24	0.5	MAP signal
W62	APP-SIG1 / MICROSQUIRT-A-27	0.5	Pedal position 1
W63	APP-SIG2 / MICROSQUIRT-A-29	0.5	Pedal position 2
W64	O2-SIG / MICROSQUIRT-A-34	0.5	O2 signal
W65	ECT-SIG / MICROSQUIRT-A-25	0.5	ECT signal
W66	MAF-IAT / MICROSQUIRT-A-26	0.5	IAT signal
W67	BAT-+ / F1-1	3.0	Battery positive
W68	F1-2 / RLY-IN	3.0	Relay contact input (battery + via main fuse)
W69	RLY-OUT / SP-14V-1	3.0	Relay contact output (switched +12V bus)
W70	BAT-- / SP-GND-1	3.0	Battery negative / chassis ground
W71	NEW-IGN-1 / RLY-COIL+	0.5	Relay coil positive (ignition-switched +12V)

Bill of materials

No wire parts assigned: 71 wires need a wire part.

Part number	Manufacturer	Description	Qty	Unit
connector11 lines
GM-LS-APP	GM	GM LS accelerator pedal plug (P/N unknown; 6-way)	1	ea
GM-LS-CKP	GM	GM LS crank sensor plug (P/N unknown; 3-way)	1	ea
GM-LS-CMP	GM	GM LS cam sensor plug (P/N unknown; 3-way)	1	ea
GM-LS-COP	GM	GM LS ignition coil plug (P/N unknown; 3-way, metered)	8	ea
GM-LS-ECT	GM	GM LS ECT sensor plug (P/N unknown; 2-way)	1	ea
GM-LS-INJ	GM	GM LS injector plug (P/N unknown; 2-way, metered)	8	ea
GM-LS-KS	GM	GM LS knock sensor plug (P/N unknown; 2-way)	2	ea
GM-LS-MAF	GM	GM LS MAF/IAT sensor plug (P/N unknown; 5-way)	1	ea
GM-LS-MAP	GM	GM LS MAP sensor plug (P/N unknown; 3-way)	1	ea
GM-LS-O2	GM	GM LS O2 sensor plug (P/N unknown; 4-way)	1	ea
GM-LS-TB	GM	GM LS throttle body plug (P/N unknown; 6-way)	1	ea