Exterior Lighting Verification With Test Mode - PREVOST X3-45 Commuter 2020 Operating Manual

EXTERIOR LIGHTING VERIFICATION WITH
TEST MODE
This useful function allows quick verification of
the vehicle exterior lights.
Activating The Test Mode:
When the vehicle is stationary (parking brake
applied), press simultaneously the left and right
directional lights foot switches to activate the test
mode.
This test can be done when the engine is not
running providing that the battery charge is
sufficient (above 24.0 volts).
The telltale panel alarm emits a sound each
second to remind that the test mode is in
progress.
NOTE
Lighting test mode can also be initiated and
stopped using the DID menu "Exterior Lamp
Inspection". For more information, refer to
"DRIVER INFORMATION
page 30 in Section 5 Other Features.
Stopping The Test Mode:
To stop the test mode, press one of the
directional lights foot switch or turn the ignition
OFF or remove the parking brake.
NOTE
The test mode is useful to check the operation
of the multiplex outputs and the exterior lights.
It doesn't test the functionality of the commands
related to the exterior lighting. For a complete
testing, the directional signal commands, the
headlights commands and the brake pedal
have to be checked before. Once these
commands tested, activate the test mode to
check the exterior lighting.
DOB 1300-1556
DISPLAY" on
PA-1639 Operator's Manual 2020 X3-45 Commuter
Care and Maintenance 8-15
Using The Test Mode:
First, test the functionality of the commands
related to the exterior lighting:
Activate the right directional signal and
l
check that the corresponding cluster telltale
light illuminates.
Activate the left directional signal and check
l
that the corresponding cluster telltale light
illuminates.
Activate the hazard warning flashers and
l
check that the corresponding cluster telltale
lights illuminate.
Press the headlights rocker switch in first
l
position and confirm that the instrument
panel illuminates.
Press the headlights rocker switch in second
l
position and confirm that the headlights
illuminate.
Turn on the high beams and check that the
l
corresponding
illuminates.
Press on the brake pedal and check that the
l
STOP telletal light illuminates
Once these commands tested, activate the test
mode to check the exterior lighting.
Go to the front of the vehicle and check the lights:
Left and right directional signals.
l
Identification lights and clearance lights.
l
Low beams.
l
High beams.
l
Left side and right side of the vehicle:
Directional signals.
l
Marker lights.
l
Perimeter lights
l
Rear of the vehicle:
Directional signals.
l
Identification lights and clearance lights.
l
Stoplights and tail lights.
l
Back-up light.
l
Center High mounted Stop Light (CHSL)
l
cluster telltale light