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GReddy Multi D/A Gauge - User Manual

GReddy Multi D/A Gauge
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Please read carefully
Relationship with our products
Please read carefully1. Disclaimer
instructionmanual
Multi
Multi
D/A
D/A
Gauge
Gauge
Thank you very much for your recent purchase: GReddy Multi D/A
Gauge. We hope this instruction manual will be helpful to you whether
you are a novice or technician . Please keep this instruction manual in
your car to read anytime.
We made a tireless effort to develop the product for your safety and
comfortable car life. We think that our product could provide better
performance and convenience for your vehicle. However, there may
be a chance to lose the factory-offered safety by using our product.
Therefore, please read carefully in order for you to use safely and
comfortably at your own risk.
To the best of our knowledge, the information contained herein is
accurate. However, neither TRUST CO., LTD or any of its subsidiaries
assumes any liability whatsoever for the accuracy or completeness of
the information contained herein. All materials may present unknown
hazards and should be used with caution. In particular, improper use of
our products and their inappropriate combination with other products
and substances may produce harmful results which cannot be
anticipated. Final determination of the suitability of any material is the
sole responsibility of the user. Although certain hazards are described
herein, we cannot guarantee that these are the only hazards that may
exist. All service performed on internal parts and equipment should be
provided by qualified technicians.
Please remember the following signs as you proceed to read manual.
Warning : If you don’t follow, drive at your own risk.
Caution:
If you don’t follow, may lead to breakdown of your automobile.
Follow the directions to use properly.
Be advised to use properly
.
Attention
Important
Warning
Refer to your automaker’s manual to ensure the safety. If used wrongly, it may cause an accident.
Before parking, confirm no flammable objects under the car. Use caution with muffler which has hot
temperature after driving and may create a fire hazard when parked near dried and flammable objects.
Stop the engine if its not necessary. The exhaust ventilation contains poisonous gas and if you operate in
a closed space for a long time, it may cause you carbon monoxide poisoning.
Do not run the engine when you take a rest in the car. If taking a break while running the engine, there is a
danger of carbon monoxide poisoning.
Do not work shortly after the engine shutdown. There is a danger of burn injury because the entire exhaust
system is extremely hot.
Professional Installation is recommended.There is a risk of injury if done by an unprofessional person.
Make sure all mounting instructions & places are examined, and don’t let drop.
worngly installed objects would cause the fall and it is very dangerous.
Do not operate Multi D/A gauge while driving. It could cause a traffic accident.
Check the installed areas before you drive: around oil, water, fuel lines, and deterioration of them.
The mishandling of oil, water, and fuel lines would cause an engine breakage.
When installing sensors, use seal tape to make an installation surely.
Oil and water leaking would cause a catching fire and engine wreckage.
Operate outside or ventilated room when handling fuel lines which may induce fire.
Gasoline is flammable. It is dangerous to work around the fire items.
Before moving a car, make sure there’s nothing around the car. If don’t, may lead to the dangerous situation:
injury and property damage.
When using soldering iron and nipper, use properly. Failure to use tools may cause serious injury or illness.
Make sure there’s nothing under the driving pedals. It is very dangerous to leave something under the pedals
which lead to the non-functional brake.

Questions and Answers

  • N
    Natasha SmithAug 1, 2025
    What to do if GReddy Multi D/A Gauge pointer shows strange value?
    • T
      Taylor HarringtonAug 1, 2025
      If your GReddy Automobile Accessories pointer is showing a strange value, several factors could be at play. First, the issue might be noise interference from the ignition or other signals; try reinstalling the sensor harness, avoiding areas prone to noise. Another potential cause is a short circuit in the wiring. Inspect the wiring for damage and ensure it's not touching the car body. Also, check for disconnected or broken wires, making sure the coupler is properly connected and the wires are intact. Finally, verify that the sensor harness's coupler is correctly installed.
  • M
    Mr. Keith TorresAug 15, 2025
    How to fix GReddy Multi D/A Gauge pointer not returning to zero after ignition off?
    • Z
      Zachary BushAug 15, 2025
      If the pointer on your GReddy Automobile Accessories gauge doesn't return to zero after you turn off the ignition, it could be because the power source and ignition power source aren't properly connected. To resolve this, wire the power source and ignition power separately.

Summary

Product Safety and Usability

Product Development for Safety and Comfort

Explains product development effort for safety and comfort, user's risk for factory safety loss.

Disclaimer and Liability

Information Accuracy and Hazards

States information accuracy, disclaims liability for completeness, warns of unknown hazards.

Product Features Overview

Display Capabilities and Data

Simultaneous analogue/digital display of 7 data points (boost, temp, pressure, voltage).

Gauge Design and Installation

Features two gauge faces, power unit installs in engine room, simple waterproof design.

User Interface and Customization

270-degree analogue meter, LED backlight, dimming, remote control settings, peak value memory.

Complete Parts Identification

Meter Body, Remote, and Power Unit

Details the meter body, remote control, power harness, and power unit.

Sensor Components and Harnesses

Lists all sensor harnesses and sensors for water, oil, boost, fuel, and exhaust measurements.

Mounting Accessories and Manual

Includes mounting holder, hose joint, air filter hose, and the user manual.

Installation Guide and Procedures

Power Unit Mounting

Instructions for mounting the power unit in the engine room, avoiding water, dust, and high temp.

Power Harness Wiring

Details wiring colors for power source, ignition power, small-lamp, and grounding for the power harness.

Sensor Installation and Precautions

Guides sensor installation and emphasizes secure fixing, leak prevention, and avoiding damage.

Remote Setting and Operation Guide

Display, Warning, and Sound Configuration

Configures displayed items, warning levels, sound alerts, and saving settings via remote.

Peak Value and Backlight Customization

Procedures for displaying peak values and changing backlight colors using the remote.

Special Operations and Reset

Covers special operations like reset, restart, and understanding operating sounds.

Operation and Display Modes

Displayable Item Ranges and Values

Details the ranges and current values for all displayable items like boost, temps, and pressure.

Peak Value Display Functionality

Explains how to display and store peak values for various measurements after power-off.

Warning Settings and Behaviors

Covers setting warning values and understanding warning actions like backlight/item flashing.

Troubleshooting Common Issues

Pointer Issues and Grounding;Wiring Errors

Addresses low pointer indication or pointer not at zero with ignition on, due to grounding or miswiring.

Warning Action and Pointer Functionality

Solutions for unexpected warning actions, strange pointer readings, and non-functional pointers.

Ending Demo and Zero Return Problems

Troubleshoots pointers not returning to zero after ignition off and the absence of an ending demo.

After-Sales Service and Warranty

Inquiries and Warranty Information

Encourages inquiries for unclear issues and reporting manufacturing number differences.

Warranty Coverage and Alteration Policy

Details one-year warranty against defects, valid with proof of purchase; alteration voids warranty.

Additional Services Availability

States that additional services are available for a nominal charge.

GReddy Multi D/A Gauge Specifications

General IconGeneral
Peak Hold FunctionYes
Power Supply12V DC
Measurement ParametersVoltage
Input TypeAnalog
Input Channels6
Sensor CompatibilityGReddy sensors
Number of Gauges1 unit (displays multiple parameters)
Warning FunctionYes
Display Color OptionsWhite
Mountingmount
AlarmsVisual and audible alarms

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