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P0601 Internal Control Module Memory Check Sum Error
AutoHex Online Help: Hyundai SANTAFE(CM) 2009
Component Location
General Description
A malfunction is detected by using a checksum technique for verifying data. The digital data is composed of zeros and ones. A checksum is the total of all ones in a string of data. By comparing the checksum value with a stored value, a malfunction can be detected.
DTC Description
If real checksum does not accord with memory checksum, PCM sets P0601 and MIL(Malfunction Indication Lamp) turns on.
DTC Detecting Condition
Item | Detecting Condition | Possible cause |
DTC Strategy | ? Checksum check | ? Faulty PCM |
Enable Conditions | - |
Threshold value | ? Discordance between the real checksum and the memorized checksum |
Diagnosis Time | ? Continuous |
MIL On Condition | ? 1 driving cycle |