CHICAGO 98568 User Manual

Table of Contents
1. Safety Precautions and Warnings.......................................1
2. General Information ............................................................2
2.1 On-Board Diagnostics (OBD) II...............................2
2.2 Diagnostic Trouble Codes (DTCs) ...........................2
2.3 Location of the Data Link Connector (DLC)..........3
2.4 OBD II Readiness Monitors .....................................4
2.5 OBD II Monitor Readiness Status ...........................5
2.6 OBD II Definitions.....................................................6
3. Using the Code Reader.........................................................8
3.1 Tool Description ........................................................8
3.2 Specifications .............................................................9
3.3 Accessories Included .................................................9
3.4 Navigation Characters ..............................................9
3.5 Vehicle Power.............................................................9
3.6 Product Setup...........................................................10
3.7 Vehicle Coverage .....................................................13
4. OBD II Diagnostics.............................................................14
4.1 Reading Codes .........................................................15
4.2 Erasing Codes ..........................................................16
4.3 Viewing Freeze Frame Data ...................................17
4.4 Retrieving I/M Readiness Status............................19
4.5 Viewing Vehicle Information..................................22
4.6 Exiting OBDII Test .................................................23
5. Warranty and Service ........................................................25

CHICAGO 98568 Specifications

General

Brand	CHICAGO
Model	98568
Category	Monitor
Language	English

Summary

Safety Precautions and Warnings

General Information

On-Board Diagnostics (OBD) II

Explains the second generation of On-Board Diagnostic regulations for emission control.

Diagnostic Trouble Codes (DTCs)

Describes OBD II Diagnostic Trouble Codes, their structure, and meaning.

Location of the Data Link Connector (DLC)

Explains the standardized 16-cavity connector for diagnostic code readers.

OBD II Readiness Monitors

Details indicators for emission components evaluated by the OBD II system.

OBD II Monitor Readiness Status

Explains how OBD II systems indicate component testing completion status.

OBD II Definitions

Defines key OBD II terms like PCM, MIL, DTC, Enabling Criteria, and Drive Cycle.

Using the Code Reader

Tool Description

Describes the components and functions of the code reader tool.

Specifications

Lists display, temperature, dimensions, and power specifications of the code reader.

Accessories Included

Lists the items included with the code reader tool.

Navigation Characters

Explains characters used for navigating the code reader interface.

Vehicle Power

Details how to power the code reader via the vehicle's data link connector.

Product Setup

Guides on adjusting language, unit of measure, and display contrast.

Vehicle Coverage

Specifies the types of vehicles the code reader is designed to work with.

OBD II Diagnostics

Reading Codes

Guides on selecting "Read Codes" and viewing detected DTCs and definitions.

Erasing Codes

Provides instructions and cautions for erasing Diagnostic Trouble Codes.

Viewing Freeze Frame Data

Explains how to access and view recorded vehicle operating parameters during a fault.

Retrieving I/M Readiness Status

Guides on checking emission system monitor status for vehicle inspections.

Viewing Vehicle Information

Details how to retrieve Vehicle Identification Number and other vehicle data.

Exiting OBDII Test

Instructions on how to safely exit the OBDII testing mode.