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Posts Tagged: no check engine light but codes

No check engine light but codes

My check engine light is on but no codes Many car makers design their computers to alert the driver of a problem by turning on the check engine light and storing a trouble code in the computer’s memory. If a problem occurs but does not meet the software’s threshold for the number of times the problem must occur before lighting the check engine light, the trouble code may be stored as a PENDING CODE. In that case, you could scan the computer and find a code, even though the light … Read More


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