Conditions for Running the DTC
WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
- Driving Conditions
- DTCs P0030, P0036, P0053, P0054, P0068, P0101, P0102, P0103, P0107, P0108, P0112, P0113, P0116, P0117, P0118, P0120, P0128, P0131, P0132, P0133, P0134, P0135, P0137, P0138, P0140, P0141, P0171, P0172, P0201-P0206, P0222, P0300-P0306, P0325, P0327, P0332, P0335, P0336, P0340, P0341, P0442, P0443, P0446, P0449, P0455, P0496, P0506, P0507, P1133, P1258, P1516, P2101, P2119, P2120, P2125, P2135, P2138, P2A00 are not set.
- DTCs P0411, P0412, P0418, P2430-P2433, P2440, P2444, where applicable, are not set.
- The engine has been running for more than 10 minutes.
- The vehicle has been driven at more than 1,000 RPM for more than 1 minute.
- The vehicle is in Closed Loop.
- The vehicle has Fuel Trim Learn enabled.
- The engine coolant temperature (ECT) parameter is between 70-125°C (156-257°F).
- The barometric pressure (BARO) is more than 70 kPa.
- The catalytic converter calculated temperature is greater than or equal to 450°C (842°F).
- The intake air temperature (IAT) is between -20 and +85°C (-4 and +185°F).
- The battery voltage is more than 11 volts.
- 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) indicated angle 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.