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C0300 Diagnostic Trouble Code Discussion for June 2005

Undocumented code

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Trouble Ticket Help Requests for DTC C0300
Help Request Posted
2001 Hyundai Elantra GLS 2.0L MIL Lamp on VIN: KMHDN45DX1
C0300: . ... vehicles giving me these strange codes. PO 081, u3118 & a CO300. Does anyone know if these are product codes, manufacturing codes ??? They will not clear/erase. I could'nt find any info in my shop key or scanner Thanks for the help
June 16, 2005