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Home >> Cadillac >> 1992 >> Seville Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Pcm Code Charts >> Pcm Code E043, Left Oxygen (O2) Sensor Rich Signal >> Test Conditions
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Test Conditions

PCM Codes E014, E015, E016, E021, E022, E026, E027, E031, E032 and E034 not set, throttle switch open, throttle angle 6-30 degrees, coolant sensor temperature greater than or equal to 136°F (58°C), O2 sensor ready ("closed loop"), vehicle not accelerating or decelerating, engine speed greater than or equal to 800 RPM and canister purge occurred at full duty cycle for 10 minutes since engine was running with coolant temperature of 176°F (80°C) and throttle angle at 10 degrees or greater.