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Professional 909X User Manual
Select “Diagnose”
Automatic
(Note: This mode allows your
tool to scan the vehicle test
system automatically)
Manual Select
(Note: In this case, you need to choose the
desired system manually. Just follow the on-
screen instructions to proceed.)
Select test system
Select test function
Select Vehicle Model
(Note: For different vehicles,
vehicle make selection may
differ. Generally, we can
choose a vehicle via make
year. But for BENZ, we need
to choose it via chassis.)
Select Vehicle
Manufacturer
Read version
information
Read fault code
Clear fault code
Read data stream
Take Demo as an example to demonstrate how to diagnose a vehicle.
1). Select diagnostic software version: Tap the “DEMO” to go to Step 2.
Fig. 5-3
2). Select test item: Select the desired test item to proceed.
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