Conditions for Running the DTC

Lean Test Enable:

• DTCs P0068, P0101, P0102, P0103, P0106, P0107, P0108, P0117, P0118, P0120, P0121, P0201, P0202, P0203, P0204, P0442, P0443, P0446, P0449, P0452, P0453, P0455, P0496, P1516, P2101, P2135, 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 TP Sensor parameter is between 15-50 percent.
• DTC P0137 runs the lean test continuously, when the above conditions are met for 2 seconds.

OR

Power Enrichment Test Enable:

• DTCs P0068, P0101, P0102, P0103, P0106, P0107, P0108, P0117, P0118, P0120, P0121, P0201, P0202, P0203, P0204, P0442, P0443, P0446, P0449, P0452, P0453, P0455, P0496, P1516, P2101, P2135, 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 is more than 200 seconds.
• The Power Enrichment parameter is active for more than 2 seconds.
• DTC P0137 runs the power enrichment test during each occurrence of power enrichment, when the above conditions are met for 3 seconds.