Home » Products » Diagnostic Tool » OBD-II Diagnostic Tool for MOT Annual Automobile Inspection
Share to:

OBD-II Diagnostic Tool for MOT Annual Automobile Inspection

V309N is a handheld auto diagnostic tool. It is special for MOT annual automobile inspection. It is a DIY obd diagnostic tool for car owner. The user can use it as a pre-inspection diagnostic tool. With the MOT diagnostic tool, user is able to know if there is any fault with the vehicle. And do reparation or maintenance before formal inspection. So that can avoid failing to pass the annual inspection. The OBD-II diagnostic tool is not for annual automobile inspection only. It is also able to read and eliminate trouble code. Other function including display sensor data, check I/M readiness, view freeze frame data and check vehicle information. The automobile diagnostic tool works with OBD-II vehicles, gasoline or diesel.
  • V309N
  • Fiberall

Main Features of V309N OBD-II Diagnostic Tool

1, Plug and play device, no App required, do not need to link with mobile or computer;

2, Multifunctional device, integrates trouble code reader, data logger and MOT diagnostic tool in one device.

2, With new design handheld non slip shell, more convenient for operation;

3, For all OBD-II vehicles equipped with the listed 9 protocols, no limit to gasoline or diesel;

4, ABS material, strong and durable;

5, With four keys only, simple for quick operation;

6, Compact size, easy to carry.


Main Functions of V309 Auto MOT Diagnostic Tool

1, Diagnosis engine fault;

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
- Fuel System Status
- 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.

4, I/M state detection;

5, View frozen frame data;

6, MOT Annual Automobile Inspection;

7, Vehicle Information.


Product Parameters of V309N Auto Diagnostic Tool

Product Model


Communication Protocols (compatible with more than 95%   vehicles equipped with OBD-II protocols)

SAE J1850 PWM (41.6Kbaud)

SAE J1850 VPW (10.4Kbaud)

ISO9141-2(5 baud init, 10.4Kbaud)

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

ISO14230-4 KWP (fast init, 10.4 Kbaud)

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

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

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

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

Working voltage


Working current


Working temperature


Storage temperature


Product dimension





Annual Automobile Inspection and MOT Diagnostic Tool

Generally, annual automobile inspection includes the below inspection items:

Emission control system (by MOT diagnostic tool);

Exhaust gas (by MOT diagnostic tool);

Appearance inspection: like triangle warning sign, fire extinguisher, color and appearance, driving license etc.

Tire inspection

Windshield wiper and washer;

Brake light;


Body structure and chassis condition;

ABS system;

Rear wheel bearing;

Rear wheel steering (if applicable);

Seat belt;

Vehicle lighting, and so on.

So, V309N MOT diagnostic tool is an important inspection tool for emissions control system and exhaust gas.

Note: The automotive MOT diagnostic tool is available with Chinese at present. It is because requirements of annual inspection are different in different countries. But the MOT part of the OBD2 diagnostic tool can be customized according customized requirement.

Related Articles

content is empty!


3F, Huayang Bldg., Minwang Rd., Minzhi Sub-district, Longhua New Dist., Shenzhen, Guangdong, China


+86 13418549260

+86 13418549260





Copyright © 2020 Fiberall Technology (Shenzhen) Co., Ltd

OBD Code Reader OEM ODM Factory