Launch Diagun v X-431 Manual page 28

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service manual), instructions and flowcharts to confirm the locations of the problem.

Tap "Health Report", the system start scanning the ECUs. Once the scanning is

complete, a screen similar to the following appears:

In Fig. 5-3, the tested system with fault code appears in red and the system with

OK displays in black (normally).

Tap the desired system to enter the test function selection page. For detailed

operations on test function, please refer to Chapter 5.3.

On-screen Buttons:

Clear DTC: Tap to clear the existing diagnostic trouble codes. See Chapter

5.1.2.

*Note: Clearing DTCs does not fix the problem(s) that caused the code(s) to be set. If

proper repairs to correct the problem that caused the code(s) to be set are not made, the

code(s) will appear again and the check engine light will illuminate as soon as the

problem that cause the DTC to set manifests itself.

Fig. 5-3

Start Diagnostics

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