Time required

Fuel Trim Limits Exceeded (P0171, P0172)

Time Length and Frequency:

6 test failures within a 10 test samples at loop time of 125 ms.

Failure Time:

Continuous monitoring.

Fuel Trim Idle Condition Option Limits Exceeded (P2187, P2188)

Time Length and Frequency:

3 test failures within a 10 test samples at loop time of 125 ms.

Failure Time:

Continuous monitoring.