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Home >> Buick >> 1990 >> Reatta 2D Convertible, 4T60/ME9 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - ECM >> Diagnostic Charts >> Code E051: Mem-Cal Error

Code E051: Mem-Cal Error

Checks that all pins are fully inserted in socket. If okay, replace PROM, clear memory and recheck. If Code E051 reappears, replace ECM.

CAUTION: To prevent possible electrostatic discharge damage, DO NOT touch ECM connector pins or soldered components on ECM circuit board. When handling MEM-CAL, DO NOT touch component leads. DO NOT remove integrated circuit from carrier.
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