APEXi REV SPEED METER 405-A912 - User Manual

1
●This wiring diagram booklet is designed for use with the
REV SPEED METER 405-A912/405-A916.
 Please be sure to read the instruction manual for the
REV SPEED METER before performing installation.
●The REV SPEED METER requires both the Instruction
Manual and the Wiring Diagram for proper
●Even though a vehicle is listed in this manual, there is a
possibility that the unit will not operate properly due to
modifications on the vehicle, special model differences,
model changes, or other factors.
This manual is accurate up until Mar. 2008.
Please contact an Apex dealer for newer applications. 

REV/SPEEDMETER
Vehicle  Specific  Wiring  Diagram 

Summary

Initial Setup and Safety

Professional Installation Warning

Emphasizes that unit installation must be performed by trained professionals.

Harness Handling Precautions

Guidelines for safely handling vehicle and product harnesses during installation.

Installation Precautions and Techniques

Using Wire Fittings

Instructions on how to use wire fittings for secure electrical connections.

Using Wire Splices

Instructions on how to use wire splices for secure electrical connections.

ECU Diagram Interpretation

ECU Arrangement Diagram

Visual guide showing common ECU locations within vehicles.

ECU Terminal Diagram Reference

Understanding ECU Terminal Diagrams

Instructions on how to interpret ECU terminal arrangement diagrams.

Wiring Diagram Selection

Installation Diagram Selection Table

Table to select the correct wiring diagram based on vehicle model and year.

Connection Diagrams (1) & (2)

Diagram (1) - Non-Cutting Speed Limiter

Wiring diagram for installing the unit without cutting the speed limiter.

Diagram (2) - Cutting Speed Limiter

Wiring diagram for installing the unit with cutting the speed limiter.

Connection Diagrams (3) & (4)

Diagram (3) Connection

Wiring diagram for connection configuration (3).

Diagram (4) Connection

Wiring diagram for connection configuration (4).

Toyota Application Chart

Toyota Vehicle Compatibility

Compatibility data for Toyota vehicles, listing models, engines, and years.

Toyota ECU Diagrams

Toyota ECU Pinout Diagrams

ECU pinout diagrams specific to various Toyota models.

APEXi REV SPEED METER 405-A912 Specifications