Not much info to go on but with most vehicles a code is set when there is a problem. If you clear the codes without repairing the problem the light will only come back on. When the problem is fixed the light will reset itself.
You can reset codes with a scan tool or by unhooking the battery.
reset
How do you reset dashboard codes for 2000 Cadillac STS?
You reset the codes with a scan tool after repairing the failure.
Chrysler does not have reset switches. You need to check for trouble codes with a scan tool.Chrysler does not have reset switches. You need to check for trouble codes with a scan tool.
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Motorola l6 factory reset
The ideal way is to read them with a scan tool, fix the problem , and then reset them with the scan tool. Failing that you can unhook the battery and reset the codes until the failure reoccurs.
Codes are cleared and computers are reset with a scan tool.
Disconnect the battery for five to 20 minutes. This will reset the ECM.
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reset the game.