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Autel MaxiScan MS309 User Manual

Autel MaxiScan MS309
26 pages
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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....................................18
4.4 Retrieving I/M Readiness Status ............................19
4.5 Viewing Vehicle Information..................................22
4.6 Exiting OBDII Test ..................................................24
5. Warranty and Service ........................................................25
5.1 Limited One Year Warranty ..................................25
5.2 Service Procedures...................................................25
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Autel MaxiScan MS309 Specifications

General IconGeneral
DisplayLCD
FunctionsRead and clear trouble codes, view freeze frame data, I/M readiness status
CompatibilityOBD2 compliant vehicles
ProtocolsISO9141, KWP2000, J1850 VPW, J1850 PWM, CAN
Power SourcePowered by vehicle's OBDII port
Operating Temperature0°C to 50°C (32°F to 122°F)

Summary

Safety Precautions and Warnings

Using the Code Reader

Tool Description

Identifies and explains the physical components and buttons of the code reader.

OBD II Diagnostics

Reading Codes

Instructions on how to read Diagnostic Trouble Codes (DTCs) from the vehicle.

Erasing Codes

Explains the procedure and cautions for erasing DTCs from the vehicle's computer.

Viewing Freeze Frame Data

Details how to view snapshot data of vehicle parameters when a fault occurred.

Retrieving I/M Readiness Status

Guides on checking emissions system readiness status for state inspections.

Viewing Vehicle Information

Explains how to retrieve vehicle information like VIN and calibration IDs.

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