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Home >> Oldsmobile >> 1990 >> Custom Cruiser >> Repair and Diagnosis >> External Pages >> Different car >> Section 5 (Engine Controls - Tests W/Codes) >> ECM Trouble Code Charts >> ECM Code EO52, ECM Memory Reset >> Failure Conditions:

Failure Conditions:

WARNING: This page is about a different car, the 1990 Cadillac Seville and 1990 Cadillac Eldorado. However, it is still accessible from the selected car via links, so may be relevant.

ECM looks for all full-time memory information to be erased or reset. If full time memory is completely erased, Code EO52 is stored.

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