Conditions For Running DTC

Passive Tests

• DTCs P0101, P0102, P0103, P0106, P0107, P0108, P0112, P0113, P0116, P0117, P0118, P0121, P0122, P0123, P0130, P0131, P0132, P0133, P0134, P0135, P0137, P0138, P0140, P0141, P0150, P0151, P0152, P0153, P0154, P0155, P0201, P0202, P0203, P0204, P0205, P0206, P0207, P0208, P0300, P0335, P0336, P0351, P0352, P0353, P0354, P0355, P0356, P0357, P0358, P0412, P0418, P0506, P0507, P1133, or P1134 are not set.
• The engine is running for more than 3 seconds.
• The engine speed is more than 600 RPM.
• The throttle is steady.
• The engine load is less than 80 percent.
• The system voltage is more than 10.5 volts.
• The Mass Airflow (MAF) is less than 35 g/s.
• The air/fuel ratio is more than 12.5:1.
• The Engine Coolant Temperature (ECT) is 41-227°F (5-72.5°C).
• The Intake Air Temperature (IAT) is 32-162.5°F (0-72.5°C).
• The power enrichment, or Deceleration Fuel Cut-Off (DFCO) is not active.
• The start up Engine Coolant Temperature (ECT) is 41-176°F (5-80°C).

Active Tests

• The engine is running for more than 3 seconds.
• The engine speed is more than 600 RPM.
• The throttle is steady.
• The engine load is less than 80 percent.
• The system voltage is more than 10.5 volts.
• The MAF is less than 35 g/s.
• The fuel system is in Closed Loop operation.
• The EVAP purge is active.
• The ECT is above 154°F (68°C).
• The short term fuel trim is -3 and 3 percent.
• The fuel trim is in cells 4, 5, or 6.
• The vehicle speed is 25-45 mph.