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Innova 3120 User Manual

Innova 3120
96 pages
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Innova Electronics Corp.
17291 Mt. Herrmann Street
Fountain Valley, CA 92708
Printed in Taiwan
Instruction MRP #93-0092 Rev. B
PRODUCT DESIGN & COPYRIGHT
© 2007
®
Can
OBD2 & 1
The Easiest
And Best Way
To Troubleshoot
OBD2 and OBD1
Vehicles!
Copyright © 2007 IEC. All Rights Reserved.

Table of Contents

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Innova 3120 Specifications

General IconGeneral
Internet UpdateableYes
ABSYes
Live DataYes
ConnectivityUSB
OBD II CoverageYes
TypeOBD2 Scanner
FunctionsView freeze frame data
Display2.8 inch Color Display

Summary

Introduction to On-Board Diagnostics (OBD)

What is OBD?

Explains the basics of OBD systems and their purpose in vehicles.

Using the OBD2 & 1 Tool

Easy To Use

Steps for connecting and operating the diagnostic tool.

Easy To View

How to interpret displayed codes and system status.

Easy To Define

Reading code definitions and freeze frame data from the tool.

General Safety Precautions

Safety First!

Prioritizing safety before using the diagnostic tool.

Important Safety Warnings

Electrical Measurement and Flammable Vapor Safety

Precautions for electrical measurements and handling flammable vapors.

Tool Setup and Features

Adjustments, Settings, and DTC Library

Configuring tool settings and accessing the DTC library.

Configuring Tool Settings

Searching DTC Definitions

Using the DTC library to find and understand diagnostic trouble codes.

Advanced DTC Library Functions

Entering and Scrolling DTCs

Navigating and selecting DTCs for definition lookup.

Tool Controls and Indicators

Button Functions

Explains the function of ERASE, DTC SCROLL, and POWER/LINK buttons.

Tool Controls and Indicators Explained

LED Status Indicators

Explains the meaning of the GREEN, YELLOW, and RED LEDs.

Accessing Stored DTCs

Viewing DTCs in Tool Memory

Step-by-step guide to retrieve codes stored in the tool's memory.

Pre-Test Vehicle Information Gathering

Preliminary Diagnostic Worksheet

Form to record vehicle and problem details before testing.

Code Retrieval Procedures Overview

OBD2 Systems Code Retrieval

Guidance for retrieving diagnostic codes from OBD2 systems.

Understanding OBD2 Diagnostic Trouble Codes

DTC Structure Explained

Breakdown of the five-character OBD2 DTC format.

OBD2 DTC Examples and Status

DTCs and Malfunction Indicator Lamp (MIL) Status

Relationship between DTCs, MIL, and the 'Check Engine' light.

OBD2 Code Retrieval Process

Connecting the Tool and Initiating Link

Steps to connect the tool and establish communication with the vehicle.

Interpreting LED Status and DTC Types

LED Indicator Meanings

Explains the status indicated by green, yellow, and red LEDs.

Retrieving Enhanced DTC Data

Chrysler/Jeep Enhanced DTCs

Specific instructions for retrieving enhanced data from Chrysler/Jeep.

Ford/Mazda Enhanced DTCs

Ford/Mazda Enhanced Data Options

Available tests for Ford/Mazda vehicles.

GM/Isuzu Enhanced DTCs

GM/Isuzu Enhanced Data Options

Available tests for GM/Isuzu vehicles.

Honda/Acura Enhanced DTCs

Honda/Acura Enhanced Data Options

Available tests for Honda/Acura vehicles.

Toyota/Lexus Enhanced DTCs

Toyota/Lexus Enhanced Data Options

Available tests for Toyota/Lexus vehicles.

Erasing Diagnostic Trouble Codes (DTCs)

Overview of Erasing DTCs

What happens when DTCs are erased from the vehicle computer.

OBD2 DTC Erasure Process

Steps for Erasing DTCs

Step-by-step guide to erase codes from the vehicle computer.

I/M Readiness Testing Introduction

I/M Readiness Program Explained

What I/M readiness is and its purpose for emissions testing.

Performing I/M Readiness Quick Check

Interpreting LED Readiness Results

How LEDs indicate readiness for emissions tests.

Interpreting I/M Readiness LEDs

Red LED Conditions

Meaning of the red LED and required actions.

Confirming Repairs with I/M Readiness

Procedure for Confirming Repairs

Steps to confirm a repair using monitor status.

Chrysler/Jeep OBD1 Code Retrieval

Connecting the Tool to Chrysler/Jeep

Steps to connect the tool using the Chrysler adapter.

Connecting the Tool for Ford OBD1

Connecting to the Ford DLC

Steps to connect the tool using the Ford adapter.

Ford KOEO Self-Test Procedure

Initiating the KOEO Test

Steps to start the Key On Engine Off test.

Ford Engine Timing Check Procedure

Importance of Engine Timing

Why checking timing is crucial before KOER test.

Performing the Timing Check

Steps to perform the engine timing check.

Ford KOER Self-Test Introduction

KOER Test Prerequisites

What must be done before performing the KOER test.

Ford KOER Self-Test Procedure

Initiating the KOER Test

Steps to start the Key On Engine Running test.

Ford Cylinder Balance Test Introduction

Purpose of Cylinder Balance Test

How the test identifies weak or non-contributing cylinders.

Ford Cylinder Balance Test Procedure

Performing the Cylinder Balance Test

Steps for executing the cylinder balance test.

Ford Relay and Solenoid Test (Output State Check)

Initiating the Output State Check

Steps to connect the tool and start the Output State Check.

Ford Wiggle Test Introduction

Purpose of Wiggle Test

How the test checks for intermittent faults in circuits.

Connecting Tool for GM OBD1 Retrieval

Connecting the Tool to the GM DLC

Steps for connecting the tool with the GM adapter.

Toyota/Lexus OBD1 Code Retrieval

Connecting the Tool to Toyota/Lexus

Steps to connect the tool using the Toyota adapter.

Servicing OBD1 DTCs

Interpreting DTC Conditions with LEDs

How LEDs indicate engine system conditions.

Interpreting OBD1 LED Status

Red LED Status

Meaning of the red LED indicating a problem.

Erasing OBD1 DTCs

Overview of OBD1 DTC Erasure

What happens when DTCs are erased from OBD1 systems.

Steps for Erasing OBD1 DTCs

Step-by-step guide to erase codes from the vehicle computer.

Limited One Year Product Warranty

Warranty Coverage and Exclusions

Details what the warranty covers and does not cover.

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