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Home >> Oldsmobile >> 1989 >> Custom Cruiser >> Repair and Diagnosis >> External Pages >> Different car >> Section 12 (DFI ECM Tests W/Codes) >> Adjustments >> Code E53 - Distributor Signal Interrupt >> Test Conditions:

Test Conditions:

WARNING: This page is about a different car, the 1989 Cadillac Fleetwood and 1989 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.

RPM is greater than 448 and fuel pump voltage is greater than 10 volts.

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