APEXi V-AFC II - User Manual

1
VTEC AIR FLOW CONVERTERⅡ
WIRING DIAGRAM BY MODEL
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This document describes car models to which the VTEC Airflow
Converter II (Product code: 401-A915/401-A815) is applicable,
and ECU terminal arrangement drawings. For the operating
method and precautions for the VTEC Airflow Converter II, refer
to the Instruction Manual.
For installing the VTEC Airflow Converter II, both this document
and the Instruction Manual are required.
Even if the car model and manufacturing year coincide with the
contents described in this document, this product may not be
installed in a special specification vehicle or remodeled vehicle.
The manufacturing years of applicable vehicles are as of March
2005. For application to vehicles released after that, consult
the respective APEXERA business office for information. 

Summary

Precaution on Installation

Caulking the Plug

Steps for insulating the plug metallic portion with a vinyl tape.

Caulking the Splice

Steps for insulating the splice metallic portion with a vinyl tape.

Ground Conductor Connection Methods

Correct Connecting Method

Detailed instructions and diagrams for correct ground conductor connection.

Wrong Connecting Method

Illustrates incorrect ground conductor connection methods to avoid.

Installation Procedures

Connecting the VAFC II

Steps to connect the VAFC II harness to the vehicle's ECU and wiring.

Wire Connecting Method

Diagram illustrating the wiring connections between the VAFC II and ECU.

Installation Warnings and Checks

General Warnings

Safety warnings regarding product placement, harness routing, and driving interference.

Checking After Installation

Items to verify after the VAFC II has been installed.

Initial Setup

Procedure for performing the initial setup of the VAFC II.

ECU Arrangement Drawing

ECU Location Symbols

Diagrams showing common ECU locations within a vehicle.

How to Refer to ECU Terminal Drawings

Guidance on interpreting ECU terminal arrangement diagrams.

Table of Applicable Models

Applicable Models Overview

List of car models, engine models, manufacturing years, and ECU positions.

Model Compatibility Details

Further details on vehicle compatibility, including terminal drawings and sensor types.

Extended Model Compatibility

Additional applicable models and their specific compatibility information.

ECU Terminal Arrangement Drawings

H1-a to H4-b Drawings

Terminal pinout diagrams for various ECU connector types.

H5-a to H6-a Drawings

Terminal pinout diagrams for various ECU connector types.

H7-a to H9-b Drawings

Terminal pinout diagrams for various ECU connector types.

H9-c and H9-d Drawings

Terminal pinout diagrams for specific ECU connector types.

APEXi V-AFC II Specifications

General

Input Voltage	12V
Display	LCD
Features	Real-time monitoring
Adjustment Points	8
Correction Range	+/- 50% in 1% increments
Monitoring Functions	RPM, Throttle Position
Function	Fuel mixture adjustment
Voltage Adjustment Range	0-5V