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3 Use X-431Diagun to Diagnose vehicle
3.1 Automotive Diagnosis Preparation and Connection
3.1.1 X-431Diagun preparations
1.
General Test Condition
Ignition on.
The vehicle battery voltage is 11-14V or 18-30V, and the working
voltage of X-431Diagun is 12V or 24V.
Throttle is closed, that is to say the throttle closed position switch is on.
Ignition timing and idle should be in the valid range, and the water
temperature and transmission oil temperature must reach the normal
operation temperature (water temperature is 90 – 110°C and
transmission oil temperature is 50 – 80°C) .
2.
Test Connection Selection
X-431Diagun is armed with an OBDⅡ 16PIN connector. Select the
corresponding connector (optional) when testing the vehicle with
non-OBDⅡ 16PIN DLC.
3.1.2 TF Card Installation
a
b
Figure 3-1 TF Card Installation
13
X-431Diagun User's Manual
c
d
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