V-Tec 2-wire User Manual download pdf (Page 1)

Boomslang Fabrication

OBD0 to OBD1 Conversion Harness Installation Instructions

Version 1.5

Parts needed for this conversion - MPFI and DPFI vehicles

• OBD1 or OBD2 distributor that fits your engine

• Distributor connector (engine harness side)

• OBD1 or OBD2 Honda/Acura 4-wire oxygen (O2) sensor

• 4-wire oxygen sensor connector (engine harness side)

• OBD1 ECU

• VTEC, IAB, and knock sensor connectors (engine harness side)

if applicable to your engine/ECU combination

Additional parts needed if converting a stock DPFI vehicle to OBD1

• Four fuel injectors that are properly sized for your ECU

• Fuel injector resistor box if using low impedence fuel injectors

• Four fuel injector connectors that fit your fuel injectors

MPFI Models DPFI Models

88-91 CRX Si and HF 88-91 CRX DX

88-91 Civic Si 88-91 Civic DX and Std

88-91 Integra

• You must use the proper conversion harness type on your

vehicle. MPFI conversion harnesses WILL NOT work on DPFI

vehicles and vice versa.

• If your DPFI vehicle has been previously converted to MPFI, then

use a MPFI conversion harness.

• MPFI conversion harnesses have a sub-harness with an 8-

position white connector.

• DPFI conversion harnesses have a sub-harness with an 8-

position and a 4-position white connector.

1 2 3 4 5 6

Boomslang Fabrication 1
Version 1.5 1

Summary of Contents

Page 1 - Version 1.5

Boomslang Fabrication OBD0 to OBD1 Conversion Harness Installation Instructions Version 1.5 Parts needed for this conversion - MPFI and DPFI vehicl

Page 2

Important notes on OBD0 and OBD1 fuel injection differences • You may use low impedence type fuel injectors with an OBD1 ECU but you MUST use a fact

Page 3

Conversion Harness Installation Details 1) Disconnect the negative terminal of the battery. Plug the conversion harness into the factory ECU plu

Page 4

• Connect the green wire in the supplied sub-harness to the green/yellow wire on the 1-pin VTEC solenoid connector. • Connect the light blue wire i

Page 5

• Splice the red wire to the red wire on the #2 fuel injector connector. • Splice the blue wire coming from the black connector on the supplied su

Page 6

Wire Color FunctionWire Color FunctionLight Green VTEC Solenoid SignalPink IAB - Secondary Intake Runners Brown #1 Fuel InjectorLight Blue VTEC Oil Pr

V-Tec 2-wire User Manual Page 1

Browse online or download User Manual for Door intercom systems V-Tec 2-wire. Boomslang Fabrication

Summary of Contents

More documents for Door intercom systems V-Tec 2-wire

Comments to this Manuals