FCAR F4SN Manual
29
Figure 3.5-2 Erase Fault Code
➢
How to erase fault code
1)
Select [Erase Fault Code] on the control module diagnosis interface;
2)
At this point, the diagnostic system will pop up the prompts “Turn off the engine and
turn on the ignition switch”, “The fault code and freeze frame data will be cleared, do
you want to continue?”, select [OK]
; (Note: This step requires strict operation of the
vehicle according to the menu prompts)
3)
When another prompt message pops up, select [Back] and re-execute the read fault
code function to verify whether the fault code has been cleared.
Fault code analysis step:
1)
Read and record all fault codes;
2)
Erase all fault codes;
3)
Simulate the conditions of the fault and conduct a road test;
4)
Read and record the fault code at this time;
5)
Distinguish between incidental fault codes (independent fault codes or historical fault
codes) and persistent fault codes (current fault codes or associated fault codes);
6)
Distinguish between major and secondary fault codes associated with fault symptoms;
7)
Distinguish the major fault codes in many fault codes or related fault codes (it may be
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