Additional Tests
SYSTEM/ACTUATOR TESTS
77
4.
Choose
Next Step
as needed to scroll
to the next stage of the test.
When the test is completed, a
“confirmation” screen displays.
5.
Choose
Exit
to return to the PCM
Actuator Test and Special Function
Menu.
EVAP VSV CHECK KEY-OFF
MONITOR SYSTEM – Closed Tank
1.
Select
EVAP System Check
in the PCM Actuator Test and Special
Function Menu, then press
ENTER
.
A series of “informational” screens display.
2.
Choose
Continue
as needed to scroll to subsequent screens.
An “instructional” screen displays. Prepare the vehicle for test as
directed:
- Make sure fuel level is less than 9/10.
- Make sure fuel temperature is below 35°C (95°F).
- Make sure the fuel door is closed (and remains closed for the
duration of the test)
- Turn the ignition on. DO NOT start
the engine.
3.
Choose
Continue
to proceed.
The vehicle’s computer performs a
9-step check of the EVAP system. A
“status” screen displays the name
and number of the current
Step
, the
Vapor Pressure
, and the status of
the
Purge VSV
,
Vent Valve
,
Vacuum Pump
and
Fuel VCV
.
4.
Choose
Next Step
as needed to scroll
to the next stage of the test.
When the test is completed, a
“confirmation” screen displays.
5.
Choose
Exit
to return to the PCM
Actuator Test and Special Function
Menu.
EVAP VSV CHECK KEY-OFF MONITOR SYSTEM – One Way
Valve
1.
Select
EVAP System Check
in the PCM Actuator Test and Special
Function Menu, then press
ENTER
.
A series of “informational” screens display.
2.
Choose
Continue
as needed to scroll to subsequent screens.