40 CFR 86.1530 - Test sequence; general requirements.
§ 86.1530 Test sequence; general requirements.
(a) The following test sequence lists the major steps encountered during the idle test:
Warm-up (or Emission Test)
Preconditioning, 30 seconds minimum, six minutes maximum
Idle Stabilization, 30±5 seconds
Idle Emission Sampling, one minute minimum, six minutes maximum
These steps are described by subsequent procedures.