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C0300 Diagnostic Trouble Code Discussion for February 2006

undocumented code


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Trouble Ticket Help Requests for DTC C0300
Help Request Posted
2001 Hyundai Elantra GLS 2.0L Hesitation, Cuts out, MIL Lamp on, NO POWER VIN: KMHDN45D31
C0300: undocumented code. customer brought car to shop. scanned the vehicle scanner gave a bunch of oxygen sensor codes and some undocumented codes. i replaced the oxygen sensor. light stayed out for about 2 min came back on had same codes again. when iam driving, the car drives fine f...
February 07, 2006