Conditions for Running the DTC

Rich Test Enable

• DTCs P0068, P0069, P0097, P0098, P0101, P0102, P0103, P0106, P0107, P0108, P0117, P0118, P0120, P0121, P0201, P0202, P0203, P0204, P0220, P0442, P0443, P0446, P0449, P0452, P0453, P0461, P0496, P1516, P1681, P2101, P2135, or P2176 are not set.
• The Loop Status parameter is closed.
• The Ignition 1 Signal parameter is between 11-18 volts.
• The Fuel Level Sensor parameter is more than 10 percent.
• The Throttle Position (TP) Sensor parameter is between 15-50 percent.
• The catalyst diagnostic is not active.
• Traction control is not active.
• The air/fuel ratio is between 14.5-14.8.
• DTC P0138 runs continuously during the rich test when the above conditions have been met for 2 seconds.

Decel Fuel Cutoff Test Enable

• DTCs P0068, P0069, P0097, P0098, P0101, P0102, P0103, P0106, P0107, P0108, P0117, P0118, P0120, P0121, P0201, P0202, P0203, P0204, P0220, P0442, P0443, P0446, P0449, P0452, P0453, P0461, P0496, P1516, P1681, P2101, P2135, or P2176 are not set.
• The Loop Status parameter is closed.
• The Ignition 1 Signal parameter is between 11-18 volts.
• The Fuel Level Sensor parameter is more than 10 percent.
• The Engine Run Time parameter is more than 200 seconds.
• The Decel Fuel Cutoff is active.
• The catalyst diagnostic is not active.
• Traction control is not active.
• DTC P0138 runs continuously during the decel fuel cutoff test when the above conditions have been met for 2 seconds.