Code Reader Guide

 

VDIAGTOOL VD10

VDIAGTOOL VD10 OBD2 Scanner Code Reader Car Diagnostic Tool Engine Fault Code Reader for Turn Off CEL with Freeze Frame/I/M Readiness for All OBDII Protocol Cars, OBD2 Scanner Diagnostic Tool

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VDIAGTOOL VD30 Pro

VDIAGTOOL VD30 Pro Car Code Reader, OBD2 Scanner Diagnostic Tool for Cars and Trucks, Check Engine Code Reader, OBD2 Scanner with Reset, escaner automotriz I/M Readiness for All OBDII Vehicles

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VDIAGTOOL VD31

VDIAGTOOL VD31 OBD2 Code Reader, Car Diagnostic Tool Engine Fault Code Reader for Turn Off CEL with Freeze Frame/I/M Readiness,  Component & O2 sensor tests, Data playback/printing, and checks key battery levels

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Here are the main differences between the VD10, VD30 Pro, VD31

VDIAGTOOL	VD10	VD30 Pro	VD31
Weight	14.4 ounces	7.69 ounces	7.69 ounces
Display	2.8" TFT Color Display	2.8" TFT Color Display	2.8" TFT Color Display
Supported Languages	6	8	-
Operating Temperature	0 to 60°C (32 to 140°F)	0 to 60°C (32 to 140°F)	0 to 60°C (32 to 140°F)
Storage Temperature	-20 to 70°C (-4 to 158°F)	-20 to 70°C (-4 to 158°F)	-20 to 70°C (-4 to 158°F)
Connection	Lined Connection via main Cable	Lined Connection via main Cable	Lined Connection via main Cable
Power Source	Powered by connecting to OBDII port or using USB cable	Powered by connecting to OBDII port or using USB cable	Powered by connecting to OBDII port or using USB cable
Vehicle Compatibility	Works on OBDII & EOBD Vehicles (12 volt)	Works on OBDII & EOBD Vehicles (12 volt)	Works on OBDII & EOBD Vehicles (12 volt)
10 OBD2 Functions	✔	✔	✔
Read Code	✔	✔	✔
Clear Code	✔	✔	✔
Freeze Frame Data	✔	✔	✔
Live Data Stream	Live Data List	4-In-1 Live Data Graphing	4-In-1 Live Data Graphing
One-click I/M Readiness	✔	✔	✔
O2 Sensor Test	✘	✔	✔
On-Board Monitoring Test	✘	✔	✔
Component Test	✘	✔	✔
Vehicle Information	✔	✔	✔
Module Information	✘	✔	✔
Battery Voltage Test	✘	✔	✔
DTC Lookup	✘	✔	✔
Data Review&Printing	✘	✔	✔
All OBD2 Protocols	✔	✔	✔
LED Indicators	Green, Yellow, Red	Green, Yellow, Red	Green, Yellow, Red
Check Car Key Battery Level	✘	✘	✔
Update Period	Lifetime	Lifetime	Lifetime