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Cadillac
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1990
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Allante F7/ME9
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Repair and Diagnosis (Single Page)
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Engine Performance
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System
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Engine Controls - Self-Diagnostics
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Diagnostic Tests
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ECM DTC EO13: Right O2 Sensor Not Ready
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Test Conditions
Test Conditions
Codes EO14, EO15, EO21, EO22, EO26, and EO27 not set.
Coolant temperature greater than 58°C.
Throttle between 6 and 30 degrees.
Throttle switch open, and RPM greater than 800.