FCAR F3SN USER MANUAL
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5.2 Steps of Vehicle Diagnosis
1. Find the location of vehicle diagnostic socket.
2. Select the connector according to the vehicle
diagnostic socket model.
3. Connect the main unit to the wire or connector of
the to-be-detected vehicle.
4. Connect the testing connector to the vehicle
diagnostic socket.
Note: If the power supply of diagnostic socket of
diagnostic vehicle is insufficient or power supply
pin is damaged. Users can make the decoder
obtain power supply by the following ways:
Cigarette lighter cord: insert one end of cigarette
lighter cord to automobile cigarette lighter hole,
the other end of main testing line connect to
power plug.
Double-clamp power cord: connect power
clamp of double-clamp power cord to the battery
positive and negative, insert the other end into
main testing line power plug.
5. Turn on the ignition switch or start the engine.
6. Click
【
POWER
】
and turn on F3SN main unit.
7. Select the area of the vehicle that is in current
diagnosis in diagnostic program.
8. Different decoder type suggests different vehicle
model.
There are five function menus:
【
Up
】
,
【
PgUp
】
,
【
PgDown
】
,
【
Down
】
and
【
Quit
】
.
【
Up
】
and
【
Down
】
make a row of the vehicle types scroll
upward or downward, and
【
PgUp
】
,
【
PgDown
】
are to turn a page of vehicle types upward or
downward.
Note: For limited displaying of auto makers on per
page, so users need to find the software of the
vehicle to be detected through the
【
PgUp
】
,
【
PgDown
】
and the scroll bar on the right side.
