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Launch Creader Professional 239 - User Manual

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Creader Professional 129i, Creader Professional 123i, Creader
Professional 233, Creader Professional 239, Millennium Master,
Creader Professional 129 EVO, Creader Professional 123X,
Creader Professional 129X
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Launch Creader Professional 239 Specifications

General IconGeneral
BatteryBuilt-in rechargeable lithium battery
Operating Temperature0°C to 50°C (32°F to 122°F)
Diagnostic ProtocolsOBDII, CAN
FunctionsRead/Clear DTCs, Live Data, Freeze Frame, I/M Readiness, O2 Sensor Test, On-Board Monitor Test, Vehicle Info
Compatibility1996 and newer OBDII compliant vehicles
ConnectivityUSB
Update MethodVia USB
LanguagesMultiple languages supported

Summary

Safety Precautions and Warnings

1. Introduction

Smart(Auto-Detect) Diagnosis

Automated vehicle diagnosis process starting upon connection.

Manual Diagnosis

Diagnosis functions include Version Info, Read DTCs, Clear DTCs, Read Data Stream.

OBDII Diagnosis

Supports 10 modes of OBD II tests including EVAP, O2 Sensor, I/M Readiness.

Reset

Performs common maintenance resets like Oil lamp and EPB reset.

One-click Update

Allows updating diagnostic software and APK online.

2. General Information

2.2 Diagnostic Trouble Codes (DTCs)

Defines DTCs and explains their alphanumeric structure.

3. Product Descriptions

4. Initial Use

4.2 Getting Started

Guides through initial setup: language, time zone, and network connection.

4.3 Job Menu Functions

Describes the main function modules available on the tool.

5. Diagnose

5.1 Connection

Steps to connect the diagnostic tool to the vehicle's DLC.

5.2 System Diagnosing

Diagnoses electronic control systems of single vehicle models.

5.2.1 Smart Diagnosis (Auto-Detect)

Enters auto-detect mode after connection and ignition ON.

5.2.2 Manual Diagnosis

Performs vehicle diagnosis manually using menu-driven commands.

5.2.2.1 Health Report (Quick Test)

Quickly accesses ECUs and generates a detailed vehicle health report.

5.2.2.2 System Selection

Manually selects test systems and functions step by step.

B. Read Fault Code

Displays detailed DTC records from the vehicle's control system.

C. Clear Fault Memory

Erases diagnostic trouble codes from the vehicle's ECU after repairs.

D. Read Data Stream

Retrieves and displays live data and parameters from the vehicle's ECU.

5.3 OBDII Diagnosis

Provides quick access to check DTCs and perform emission-related services.

1. Read Codes

Identifies which section of the emission control system has malfunctioned.

2. Erase Codes

Erases diagnostic trouble codes from the vehicle's ECU after repairs.

3. I;M Readiness

Checks if emissions components are operating properly and ready for testing.

4. Data Stream

Retrieves and displays live data and parameters from the vehicle's ECU.

6. Update

8. Settings

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