Code Enable Criteria

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2001 Pontiac Grand Prix, 2001 Pontiac Bonneville, 2001 Chevrolet Monte Carlo, 2001 Chevrolet Impala, and 2001 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.

Engine speed is 1000-2500 RPM.
Throttle angle is more than 10 percent.
Engine load is more than 40 percent.
Engine Coolant Temperature (ECT) is more than 140°F (60°C).
Maximum spark retard is less than 15 degrees.
System voltage is more than 9 volts.
Engine run time is more than 30 seconds.
DTCs P0101, P0102, P0103, P0117, P0118, P0121, P0122, P0123, P0125, P0336, P0341, P0502, P0503, P1114, P01115, or P1121 are not set.

DTC sets when PCM detects a malfunction in integrated KS diagnostic circuitry whick will not allow proper diagnosis of KS system.