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Auto Trouble Code Reader and OBD GPS Tracker

V20-1 is OBD-II Trouble Code Reader and GPS Tracker with GPS Positioning +OBD Diagnosis + GSM functions. It is a plug and play vehicle positioning terminal. It is with standard OBD2 interface, which can realize OBD diagnosis, real-time positioning, burglar alarm, ignition detection and other functions in one OBD device. with mobile phones and the auto diagnostic tool, users is able to query the real-time position and driving track of vehicles anytime and anywhere. Please be advised that this OBD-II adapter should be used with Fiberall appointed App and Sim card.
Communication Way:
Working voltage:
Working current:
Standby current:
  • V20-1
  • Fiberall

Functions of V20-1 GPS Tracker & OBD2 Code Reader

Real time positioning;

History track;

Device message;

Remote voice recording.

OBD fault diagnosis and real time data, included but not limited to:

1, Read engine fault codes, both generic and manufacturer-specific, and display their meaning (over 3000 generic code definitions in the database).

2, Clear trouble codes and turn off the MIL ("Check Engine" light).
3, Display current sensor data, including:

- Engine RPM
- Calculated Load Value
- Coolant Temperature
- Vehicle Speed
- Short Term Fuel Trim
- Long Term Fuel Trim
- Intake Manifold Pressure
- Timing Advance
- Intake Air Temperature
- Air Flow Rate
- Absolute Throttle Position
- Oxygen sensor voltages/associated short term fuel trims
- Fuel System Status
- Fuel Pressure and so on.


Main Function Descriptions of V20-1 OBD GPS Tracker and Diagnostic Tool

GPS real time positioning: The satellite signal is directly connected no matter where the car goes. User can check location of the car via mobile app or computer anytime and anywhere. It is required to download app or PC terminal to log in to the specified platform;

Electronic fence: User can set radius of the electronic fence through computer platform or mobile app. When the vehicle exceeds the safety range, the mobile app will give an alarm and provide the vehicle trend at any time. Which is simple and practical;

Remote recording, historical track, etc. can help guard against theft or pay close attention to the driver's safety;

Diagnosis function: coolant temperature, engine load, engine speed, instantaneous fuel consumption, fuel pressure, fault diagnosis, etc., always pay attention to vehicle safety;


Examples of Application of V20-1 GPS Tracker and Engine Code Reader

Prevention of car theft;

Fleet management;

Car rental service;

Hit and run (rental car);

Refuse to return the car (rental car);

Use official or enterprise car for private purpose;

Car robbery;

Private car borrowing, etc.


Compatible OBD Protocols

1. SAE J1850 PWM (41.6Kbaud)

2. SAE J1850 VPW (10.4Kbaud)

3. ISO9141-2(5 baud init, 10.4Kbaud)

4. ISO14230-4 KWP (5 baud init, 10.4 Kbaud)

5. ISO14230-4 KWP (fast init, 10.4 Kbaud)

6. ISO15765-4 CAN (11bit ID, 500 Kbaud)

7. ISO15765-4 CAN (29bit ID, 500 Kbaud)

8. ISO15765-4 CAN (11bit ID, 250 Kbaud)

9. ISO15765-4 CAN (29bit ID, 250 Kbaud)


Main Parameters of V20-1 GPS tracker and OBDii Scan Tool

Part Number


Control chip




Communication way

GPRS(2G Sim Card)

Working voltage


Working current


Standby current


Operation temperature


Storage temperature


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+86 13418549260

+86 13418549260





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