Kent-Moore J-44175-A - User Manual

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Table of Contents
INTRODUCTION
Tool Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Calibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Testing diesel fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Tester Set Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Tester Verification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Converting Digital MultiMeter frequency readings
to ethanol percentage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
DIAGNOSTIC PROCEDURES
Ethanol Blended Fuel (E85) Diagnostic Procedure . . . . . . . . . . . . . . . . . . . . . .9
Obtaining the TWO fuel samples . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
Flush out the gage hose before taking any fuel samples . . . . . . . . . . .13
Testing the first fuel sample
Water and Sediment Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14
Testing the second fuel sample
Ethanol blended fuel (E85) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
Excessive
Ethanol Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
Follow the appropriate General Motors Diagnostic
Service Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17
End Of Test Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17
Non-Blended Fuel Diagnostic Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
Obtaining the TWO fuel samples . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21
Flush out the gage hose before taking any fuel samples . . . . . . . . . . .22
Testing the first fuel sample
Water and Sediment Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
Testing the second fuel sample
Non-blended, fuel-normal gasoline
Excessive Ethanol Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
Follow the appropriate General Motors
Diagnostic Service Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
End
Of Test Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
Appendixes
Appendix One: Fuel Composition Tester Troubleshooting . . . . . . . . . . . . . . . .27
Appendix
Two: Fuel contamination concerns, or red LED on . . . . . . . . . . . . .28
Appendix Three: Technical Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29

Summary

INTRODUCTION

Tool Description

Describes the Fuel Composition Tester J-44175-A and its purpose.

Features and User Interface

Details tester design, controls (Power), indicators (LEDs), and DMM connections.

Calibration and Limitations

Covers tester calibration and its non-suitability for diesel fuel.

TESTER SET UP

Connecting the Digital Multi Meter

Explains how to connect the DMM probes to the tester's terminals.

Activating the Tester

Covers powering on the tester and verifying the green diagnostic LED.

TESTER VERIFICATION

Verification Setup and Tests

Details initial setup, air frequency test, and acetone frequency test procedures.

Converting Frequency to Ethanol Percentage

ETHANOL BLENDED FUEL (E85) DIAGNOSTIC PROCEDURE

E85 Fuel Overview and Quality Issues

Provides context on E85 fuel, its properties, and potential contaminants like water or excessive ethanol.

Fuel Sampling and Testing Procedures

Details obtaining two fuel samples, performing water/sediment test, and the E85 ethanol test.

Procedure Completion and GM Guidelines

Covers following specific GM service procedures and the steps for completing the test.

NON-BLENDED FUEL DIAGNOSTIC PROCEDURE

Normal Gasoline Measurement and Quality

Covers acceptable ethanol ranges and quality issues like water, sediment, and excessive ethanol in normal gasoline.

Fuel Sampling and Testing Procedures

Details obtaining fuel samples and performing tests for normal gasoline.

Procedure Completion and GM Guidelines

Covers following specific GM service procedures and test completion for normal gasoline.

APPENDIXES

Appendix One: Fuel Composition Tester Troubleshooting

Provides guidance for troubleshooting common tester issues, like failure to power up.

Appendix Two: Fuel contamination concerns, or red LED on.

Explains causes and remedies for fuel contamination and red LED warnings based on frequency readings.

Appendix Three: Technical Service

Provides contact information for technical support and lists parts for the fuel composition tester.

BOSCH LIMITED WARRANTY

Warranty Coverage and Exclusions

Details the terms, limitations, and exclusions of the product warranty for Kent-Moore Products.

Software and Repair Information

Covers software warranty terms and procedures for product repair service.

Kent-Moore J-44175-A Specifications

General

Brand	Kent-Moore
Model	J-44175-A
Category	Test Equipment
Language	English