I did a koeo test on my car and want to know how I fix these codes.
Code 13-Cannot control RPM during ER Self-Test low RPM check
Code 11-System pass!
Code 19- Failure to ECM internal voltage
Code 13-Cannot control RPM during ER Self-Test low RPM check
Code 11-System pass!
Code 19- Failure to ECM internal voltage
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