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Home >> Saturn >> 1993 >> SC2 Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 4 (Engine Controls - Tests W/Codes - 4.6L) >> Pcm Code Charts >> Code P045, Rear Oxygen Sensor Rich Signal >> Test Conditions

Test Conditions

WARNING: This page is about a different car, the 1995 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.

Codes P014, P015, P016, P021, P022, P026, P027, P031, P032 and P034 not set. Throttle switch open, throttle angle 5-25 degrees, coolant temperature 180-268°F (82-131°C), oxygen sensor ready (closed loop), and engine speed at least 800 RPM. Canister purge occurred at full duty cycle for 2 minutes since engine was running and throttle angle at 10 degrees or greater. Long term fuel trim not in effect.

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