Exterior Lighting Verification - PREVOST X3-45 VIP 2017 Owner's Manual

EXTERIOR LIGHTING VERIFICATION

Exterior Lighting 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), pull up the multi-function lever 3 times
within 3 seconds 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
You can also initiate and stop the exterior
lighting test mode with the use of the DID
menu "Exterior Lamp Inspection". For more
information, refer
Display (DID) Menus" in Section 5 Other
Features.
Stopping the test mode:
To stop the test mode, pull up the multi-function
lever once 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
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.
Using the test mode:
First, test the functionality of the commands
related to the exterior lighting:
 Activate the right directional signal and check
that the corresponding cluster telltale light
illuminates.
 Activate the left directional signal and check
that the corresponding cluster telltale light
illuminates.
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Care and Maintenance
 Activate the hazard warning flashers and
check that the corresponding cluster telltale
lights illuminate.
 Press the headlights rocker switch in first
position and confirm that the instrument panel
illuminates. Press the headlights rocker
switch in second position and confirm that the
headlights illuminate.
 Turn on the high beams and check that the
corresponding cluster telltale light illuminates.
 Press on the brake pedal and check that the
STOP telltale light illuminates.
Once these commands tested, activate the test
mode to check the exterior lighting by pulling up
the multi-function lever 3 times within 3 seconds.
Go to the front of the vehicle and check the
lights:
 Left and right directional signals.
 Identification lights and clearance lights.
 Low beams.
 High beams.
Left side and right side of the vehicle:
 Directional signals.
 Marker lights.
Rear of the vehicle:
 Directional signals.
 Identification lights and clearance lights.
 Stoplights and taillights.
 Back-up lights.
 Center high-mounted stop light (CHSL)
IMPORTANT NOTE
To check the back-up lights and back-up
alarm, you must flip the starter selector switch
to REAR START position. (If the engine is
running, do this quick enough so that the
engine does not stop).
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