light Hyundai Equus 2014 Service Manual

Features of your vehicle
84 4
Check PSB
• This warning message illuminates
if there is a malfunction with the
Pre-safe Seat Belt (PSB) system.
We recommend that the vehicle be
inspected by an authorized
HYUNDAI dealer.
❈For more details, refer to "Seat
Belt" in chapter 3.
Check ECS (if equipped)
• This warning message illuminates
if there is a malfunction with the
Electronic Controlled Suspension
(ECS) system. We recommend that
the vehicle be inspected by an
authorized HYUNDAI dealer.
❈For more details, refer to
"Electronic Controlled Suspension
(ECS)" in chapter 5.
✽NOTICE - ECS Warning
Message
When there is a malfunction with
the Electronic Stability Control
(ESC), the Electronic Controlled
Suspension (ECS) warning message
may illuminate as well as the
Electronic Stability Control (ESC)
Indicator Light.
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Features of your vehicle
90 4
Warning lights
✽NOTICE - Warning lights
Make sure that all warning lights
are OFF after starting the engine. If
any light is still ON, this indicates a
situation that needs attention.
Air bag Warning Light
This warning light illuminates:
• Once you set the ignition switch or
Engine Start/Stop Button to the ON
position.
- It illuminates for approximately 6
seconds and then goes off.
• When there is a malfunction with
the SRS.
In this case, we recommend that
you have the vehicle inspected by
an authorized HYUNDAI dealer.
Seat Belt Warning Light
This warning light informs the driver
that the seat belt is not fastened.
For more details, refer to the “Seat
Belts” in chapter 3.
WARNING AND INDICATOR LIGHTS

491
Features of your vehicle
Parking Brake & Brake
Fluid Warning Light
This warning light illuminates:
• Once you set the ignition switch or
Engine Start/Stop Button to the ON
position.
- It illuminates for approximately 3
seconds
- It remains on if the parking brake
is applied.
• When the parking brake is applied.
• When the brake fluid level in the
reservoir is low.
- If the warning light illuminates
with the parking brake released, it
indicates the brake fluid level in
reservoir is low.If the brake fluid level in the reservoir
is low:
1. Drive carefully to the nearest safe
location and stop your vehicle.
2. With the engine stopped, check
the brake fluid level immediately
and add fluid as required (For
more details, refer to "Brake Fluid"
in chapter 7). Then check all brake
components for fluid leaks. If any
leak on the brake system is still
found, the warning light remains
on, or the brakes do not operate
properly, do not drive the vehicle.
In this case, we recommend that
you have the vehicle towed to an
authorized HYUNDAI dealer and
inspected.Dual-diagonal braking system
Your vehicle is equipped with dual-
diagonal braking systems. This
means you still have braking on two
wheels even if one of the dual sys-
tems should fail.
With only one of the dual systems
working, more than normal pedal
travel and greater pedal pressure are
required to stop the vehicle.
Also, the vehicle will not stop in as
short a distance with only a portion
of the brake system working.
If the brakes fail while you are driv-
ing, shift to a lower gear for addition-
al engine braking and stop the vehi-
cle as soon as it is safe to do so.

Features of your vehicle
92 4
Anti-lock Brake System
(ABS) Warning Light
This warning light illuminates:
• Once you set the ignition switch or
Engine Start/Stop Button to the ON
position.
- It illuminates for approximately 3
seconds and then goes off.
• When there is a malfunction with
the ABS (The normal braking sys-
tem will still be operational without
the assistance of the anti-lock
brake system).
In this case, we recommend that
you have the vehicle inspected by
an authorized HYUNDAI dealer.
Electronic
Brake force
Distribution
(EBD) System Warning Light
These two warning lights illuminate at
the same time while driving:
• When the ABS and regular brake
system may not work normally.
In this case, we recommend that
you have the vehicle inspected by
an authorized HYUNDAI dealer.
WARNING - Parking Brake
& Brake Fluid Warning Light
Driving the vehicle with a warn-
ing light ON is dangerous. If the
Parking Brake & Brake Fluid
Warning Light illuminates with
the parking brake released, it
indicates that the brake fluid
level is low.
In this case, we recommend
that you have the vehicle
inspected by an authorized
HYUNDAI dealer.
WARNING - Electronic
Brake force Distribution
(EBD) System Warning Light
When both ABS and Parking
Brake & Brake Fluid Warning
Lights are on, the brake system
will not work normally and you
may experience an unexpected
and dangerous situation during
sudden braking.
In this case, avoid high speed
driving and abrupt braking.
We recommend you have the
vehicle inspected by an author-
ized HYUNDAI dealer as soon
as possible.

493
Features of your vehicle
✽NOTICE- Electronic Brake
force Distribution
(EBD) System
Warning Light
When the ABS Warning Light is on
or both ABS and Parking Brake &
Brake Fluid Warning Lights are on,
the speedometer, odometer, or trip-
meter may not work. Also, the EPS
Warning Light may illuminate and
the steering effort may increase or
decrease.
In this case, we recommend you
have the vehicle inspected by an
authorized HYUNDAI dealer as
soon as possible.
Malfunction Indicator
Lamp (MIL)
This warning light illuminates:
• Once you set the ignition switch or
Engine Start/Stop Button to the ON
position.
- It remains on until the engine is
started.
• When there is a malfunction with
the emission control system.
In this case, we recommend that
you have the vehicle inspected by
an authorized HYUNDAI dealer.
CAUTION - Malfunction
Indicator
Lamp (MIL)
Driving with the Malfunction
Indicator Lamp (MIL) on may
cause damage to the emission
control systems which could
effect drivability and/or fuel
economy.
CAUTION - Gasoline
Engine
If the Malfunction Indicator
Lamp (MIL) illuminates, poten-
tial catalytic converter damage
is possible which could result in
loss of engine power.
In this case, we recommend that
you have the vehicle inspected
by an authorized HYUNDAI deal-
er as soon as possible.

Features of your vehicle
94 4
Charging System
Warning Light
This warning light illuminates:
• Once you set the ignition switch or
Engine Start/Stop Button to the ON
position.
- It remains on until the engine is
started.
• When there is a malfunction with
either the alternator or electrical
charging system.If there is a malfunction with either the
alternator or electrical charging system:
1. Drive carefully to the nearest safe
location and stop your vehicle.
2. Turn the engine off and check the
alternator drive belt for looseness
or breakage.
If the belt is adjusted properly,
there may be a problem in the
electrical charging system.
In this case, we recommend that
you have the vehicle inspected by
an authorized HYUNDAI dealer as
soon as possible.
Engine Coolant
Temperature Warning
Light
This warning light illuminates:
• When the engine coolant tempera-
ture is above 120°C (248°F). This
means that the engine is overheat-
ed and may be damaged.
If your vehicle is overheated, refer
to “Overheating” in chapter 6.
CAUTION - Engine
Overheating
Do not continue driving with the
engine overheated. Otherwise
engine may be damaged.

495
Features of your vehicle
Engine Oil Pressure
Warning Light
This warning light illuminates:
• Once you set the ignition switch or
Engine Start/Stop Button to the ON
position.
- It remains on until the engine is
started.
• When the engine oil pressure is
low.
If the engine oil pressure is low:
1.Drive carefully to the nearest safe
location and stop your vehicle.
2.Turn the engine off and check the
engine oil level (For more details,
refer to “Engine Oil” in section 7). If
the level is low, add oil as required.
If the warning light remains on after
adding oil or if oil is not available,
we recommend that you have the
vehicle inspected by an authorized
HYUNDAI dealer as soon as possi-
ble.
Low Fuel Level Warning
Light
This warning light illuminates:
When the fuel tank is nearly empty.
If the fuel tank is nearly empty:
Add fuel as soon as possible.
CAUTION - Engine Oil
Pressure
Warning light
•
If the engine does not stop
immediately after the Engine
Oil Pressure Warning Light is
illuminated, severe damage
could result.
•If the warning light stays on
while the engine is running, it
indicates that there may be
serious engine damage or
malfunction. In this case,
1. Stop the vehicle as soon as
it is safe to do so.
2. Turn off the engine and
check the oil level. If the oil
level is low, fill the engine
oil to the proper level.
3. Start the engine again. If the
warning light stays on after
the engine is started, turn
the engine off immediately.
In this case, we recommend
that you have the vehicle
inspected by an authorized
HYUNDAI dealer.
CAUTION - Low Fuel
Level
Driving with the Low Fuel Level
warning light on or with the fuel
level below “E” can cause the
engine to misfire and damage
the catalytic converter (if
equipped).

Features of your vehicle
96 4
Low Tire Pressure
Warning Light
(if equipped)
This warning light illuminates:
• Once you set the ignition switch or
Engine Start/Stop Button to the ON
position.
- It illuminates for approximately 3
seconds and then goes off.
• When one or more of your tires are
significantly underinflated (The
location of the underinflated tires
are displayed on the LCD display).
For more details, refer to “Tire
Pressure Monitoring System
(TPMS)” in chapter 6.This warning light remains on after
blinking for approximately 60 seconds
or repeats blinking and off at the
intervals of approximately 3 seconds:
• When there is a malfunction with
the TPMS.
In this case, we recommend that
you have the vehicle inspected by
an authorized HYUNDAI dealer as
soon as possible.
For more details, refer to “Tire
Pressure Monitoring System
(TPMS)” in chapter 6.
Door Ajar Warning Light
This warning light illuminates:
When a door is not closed securely.
Trunk Open Warning
Light
This warning light illuminates:
When the trunk lid is not closed
securely.
WARNING -Safe Stopping
• The TPMS cannot alert you to
severe and sudden tire damage
caused by external factors.
• If you notice any vehicle insta-
bility, immediately take your
foot off the accelerator pedal,
apply the brakes gradually with
light force, and slowly move to
a safe position off the road.

497
Features of your vehicle
Overspeed Warning
Light (if equipped)
This warning light blinks:
• When you drive the vehicle more
than 120 km/h.
- This is to prevent you from driving
your vehicle with overspeed.
- The overspeed warning chime
also sound for approximately 5
seconds.
Adaptive Front Lighting
System (AFLS) Warning
Light
This warning light blinks:
• Once you set the Engine Start/Stop
Button to the ON position.
- It illuminates for approximately 3
seconds and then goes off.
• When there is a malfunction with
the AFLS.
If there is a malfunction with the AFLS:
1. Drive carefully to the nearest safe
location and stop your vehicle.
2. Turn the engine off and restart the
engine. If the warning light
remains on, we recommend that
you have the vehicle inspected by
an authorized HYUNDAI dealer.
Electric Parking Brake
(EPB) Warning Light
This warning light illuminates:
• Once you set the ignition switch or
Engine Start/Stop Button to the ON
position.
- It illuminates for approximately 3
seconds and then goes off.
• When there is a malfunction with
the EPB.
In this case, we recommend that
you have the vehicle inspected by
an authorized HYUNDAI dealer.
✽NOTICE- Electric Parking
Brake (EPB)
Warning Light
The Electric Parking Brake (EPB)
Warning Light may illuminate when
the Electronic Stability control
(ESC) Indicator Light comes on to
indicates that the ESC is not work-
ing properly (This does not indicate
malfunction of the EPB).
AFLS120km/hEPB

Features of your vehicle
98 4
LED Headlamp Warning
Light (if equipped)
This warning light illuminates:
• Once you set the Engine Start/Stop
Button to the ON position.
- It illuminates for approximately 3
seconds and then goes off.
• When there is a malfunction with
the LED headlamp.
In this case, we recommend that you
have the vehicle inspected by an
authorized HYUNDAI dealer.
This warning light blinks:
• When there is a malfunction with a
LED headlamp related part.
In this case, we recommend that you
have the vehicle inspected by an
authorized HYUNDAI dealer.
Master Warning Light
This indicator light illuminates
• when there is a malfunction on the
pre-safe seat belt, electronic con-
trol suspension, or advanced smart
cruise control. To identify the details
of the warning, look at the LCD dis-
play.
CAUTION - LED Headlamp
Warning Light
Continuous driving with the
LED Headlamp Warning Light
on or blinking can reduce LED
headlamp (low beam) life.