Additional Tests
SYSTEM/ACTUATOR TESTS
43
An “instructional” screen displays. Prepare the vehicle for test as
directed:
- Start and idle the engine.
2.
Choose
Yes
to continue.
A “status” screen displays while a vehicle status check is
performed.
3.
A “confirmation” screen displays when the test routine begins.
A “results” screen displays when the
learn procedure has completed.
The screen shows the current
values for
NVLD Forced Monitor
Routine Status
,
NVLD Gen EVAP
Status
,
Large Leak Monitor
Status
,
Medium Leak Monitor
Status
,
NVLD Solenoid
,
NVLD
Switch
,
Purge Duty Cycle
,
Purge
AirFlow
,
NVLD Frozen Test Timer
and
NVLD Pull Down Timer
.
4.
Choose
Finish
to return to the Special Functions menu.
Purge Vapor System Test
1.
Select
Purge Vapor System Test
in the Special Functions menu,
then press
ENTER
.
An “instructional” screen displays. Prepare the vehicle for test as
directed:
- Start and idle the engine.
2.
Choose
Yes
to continue.
A “status” screen displays while a
vehicle status check is performed.
The Select Position screen displays.
3.
Select
Normal
,
Closed
or
Open
, as
desired, then press
ENTER
.
The Test Results screen displays.
The screen shows the current values for
Engine Speed
,
Purge
Duty Cycle
,
Actual Purge Current
,
1/1 O2 Sensor Volts
,
2/1
O2 Sensor Volts
,
1/1 Short Term Adaptive
and
2/1 Short
Term Adaptive
.
4.
If desired, choose
Reselect
to return to the Select Position screen,
and repeat step 3 to select a new valve position.
5.
Choose
Finish
to return to the Special Functions menu.
