Launch Tech Inc. GEARSCAN ユーザーズマニュアル

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                                                                   GEAR SCAN User's Manual

Here we list some frequently asked questions and answers related to GEAR 

SCAN.

1

 System halts when reading data stream. What is the reason?

It may be caused by a slackened connector. Please turn off the GEAR SCAN, 

firmly connect the connector, and switch it on again.

2

 Screen of main unit flashes at engine ignition start.

Caused by electromagnetic disturbing, and this is normal phenomenon.

3

 There is no response when communicating with on-board computer.

Please confirm the proper voltage of power supply and check if the throttle 

has been closed, the transmission is in the neutral position, and the water is in 

proper temperature.

4

 What to do if the system fails to start auto VIN detection?

Please check the following possible reasons:
•  Whether GEAR SCAN is properly connected to the vehicle’s DLC. 
•  Whether the “Automatic detection on Connect” switch is OFF. If yes, slide it to 

ON. 

5

 Why are there so many fault codes?

Usually, it’s caused by poor connection or fault circuit grounding.