complete drive cycle with no trouble codes in memory. Times for
reset vary depending on vehicle.
Some latest vehicle models may support two types of I/M
Readiness tests:
A. Since DTCs Cleared - indicates status of the monitors since the
DTCs are erased.
This Drive Cycle - indicates status of monitors since the
B.
beginning of the current drive cycle.
An I/M Readiness Status result of "NO" does not necessarily
indicate that the vehicle being tested will fail the state I/M
inspection. For some states, one or more such monitors may be
allowed to be "Not Ready" to pass the emissions inspection.
"OK" -- Indicates that a particular monitor being checked has
completed its diagnostic testing.
"INC" -- Indicates that a particular monitor being checked has
not completed its diagnostic testing.
"N/A" -- The monitor is not supported on that vehicle.
There are two ways to retrieve I/M readiness status.
A. Retrieve I/M Readiness status with One-Click I/M
Readiness Key
By simply pressing the One-Click I/M Readiness Key, you can
retrieve the I/M readiness status. The screen will show as below.
(Figure 4.14) According to different readiness status, the color LEDs
will illuminate and different audio tones will be heard.
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