Conditions For Running DTC P0502

WARNING: This page does not describe the selected car, but rather 36 other vehicles, including the 2002 Pontiac Firebird, 2002 Oldsmobile Bravada, 2002 GMC Yukon XL, 2002 GMC Yukon, and 2002 GMC Sonoma. However, it is still accessible from the selected car via links, so may be relevant.

DTC will run under the following conditions:

DTCs P0105, P0107, P0108, P0122, P0123, P1120, P1220 or P1810 are not present.
Transmission is not in Park or Neutral.
Throttle angle is greater than 12-20 percent.
Engine vacuum is 0-31 In. Hg. (0-105 kPa).
Engine speed is greater than 3000 RPM.
Engine torque is 40-400 ft. lbs.