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Home >> Cadillac >> 1998 >> Eldorado Base >> Repair and Diagnosis >> Body & Frame >> Seats >> Memory System >> TESTING - MEMORY MIRROR MODULE (MMM) DIAGNOSTIC TROUBLE CODES (DTCs) >> DTC B1656: EEPROM Write Error & DTC B1658: EEPROM Checksum Error >> Diagnostic Procedures
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Diagnostic Procedures

Clear DTCs. See CLEARING DIAGNOSTIC TROUBLE CODES (DTCS)  under SELF-DIAGNOSTICS. Cycle ignition. Check for DTCs. See RETRIEVING DIAGNOSTIC TROUBLE CODES (DTCS)  under SELF-DIAGNOSTICS. If DTC B1656 or B1658 is current, replace MMM.

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