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 position switch open, TP sensor 5-29.8 degrees, engine coolant temperature 180-268°F (82-131°C), oxygen sensor ready, engine speed at least 800 RPM or greater, and MAP at least 20 kPa or greater. Canister purge occurred at full duty cycle for 2 minutes since engine was running and TP sensor 10 degrees or greater. Long term fuel trim not in effect.