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Home >> Saturn >> 2006 >> Vue Red Line, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Engine Controls - 2.2L (L61) - DTC P0201 To DTC P0651) >> DTC P0420 >> Conditions for Running the DTC

Conditions for Running the DTC

WARNING: This page is about a different variant/trim than selected.
  1. Driving Conditions
    • DTCs P0068, P0106, P0107, P0108, P0112, P0113, P0117, P0118, P0120, P0122, P0123, P0125, P0128, P0130, P0131, P0132, P0133, P0134, P0135, P0137, P0138, P0140, P0141, P0171, P0172, P0201, P0202, P0203, P0204, P0220, P0300, P0326, P0327, P0336, P0340, P0341, P0442, P0446, P0452, P0453, P0496, P0506, P0507, P0601, P0602, P0604, P0606, P0641, P0651, P0700, P0701, P1133, P1134, P1137, P1138, P1516, P1680, P1681, P2120, P2125, P2135, P2138, P2176 are not set.
    • The engine has been running for more than 10 minutes.
    • The vehicle has been driven at more than 1,200 RPM for more than 1 minute.
    • The vehicle is in Closed Loop.
    • The vehicle has Fuel Trim Learn enabled.
    • The engine coolant temperature (ECT) is between 69-125°C (156-257°F).
    • The barometric pressure (BARO) is more than 73.8 kPa.
    • The catalytic converter calculated temperature is between 480-675°C (896-1,247°F).
    • The intake air temperature (IAT) is between -20 and +80°C (-4 and +176°F).
    • The battery voltage is more than 11 volts.
  2. Idle Conditions
    • The vehicle speed is less than 3.2 km/h (2 mph).
    • For automatic transmissions, the transmission is in Reverse, Drive, or Low.
    • The throttle position (TP) is 2 percent or less.
    • The short term fuel trim (FT) is between -10 and +10 percent.
    • This diagnostic attempts one test during each valid idle period when the above conditions have been met. This diagnostic attempts up to 6 tests during each drive cycle.
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