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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