Terms of DTC memory (long-term regulation of the mixture)

ECU memorizes one of DTC and illuminates the malfunction of the engine control, if two cycles of driving multiplicative control value within 30 to less 77% (at R01127), or if the long-term management of the mixture for 30 changed to 10 -15% toward the depletion (at R01128) under the following conditions:

- Engine load greater than 1.8 ms;

- The computer operates in a closed control cycle (for R01127);

- Coolant temperature is above 70 ?� C;

- Canister purge system does not work;

- The mass flow of air is not more than 5.5 g / sec;

- The frequency of engine speed less than 1000 ^min -1.