BYD F3DM. Service Manual — part 5

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F3DM Owner’s Manual

Chapter 1

Section 1-4

—————————————————————————————

Operation of Instruments and Controls

Lights, Wipers, EV and HEV Switch

Headlights and Turn Signals . . . . . . . … 66
High Mount Brake Light . . . . . . . . … 67
Emergency Flashers . . . . . . . . . 67
Front Fog Light( optional ) . . . . . . . . 68
Rear Fog Light . . . . . . . . . . 68
Rear Interior Light . . . . . . . . . … 69
Ignition Key Warning Light . . . . . . . … 69
Front Windshield Wipers and Washer . . . . . … 70
EV and HEV Switch . . . . . . . . . 71
Multi-function Switch . . . . . . . . . 72

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Headlights and Turn Signals

To turn on the following lights: Twist the
headlight/ turn signal lever knob.
Position 1 – width-indicator lights,
license plate light and instrument
illumination lamps, overall unit
backlight, etc.
Position 2 –headlights and all of the
above.
Position 3 (“Auto”) – headlights and/or
all of the above (same with position 2).
They automatically turn on or off
depending on the darkness of the

surroundings, When in position3, it can
automatically turn on the light while
driving into the dark areas.

NOTICE

To prevent the battery from being
discharged, do not leave the lights
on longer than necessary when the
DM system is not running.

The automatic light control sensor is on
the top of the driver’s side instrument
panel.

D o n o t p l a c e a n y t h i n g o n t h e
instrument panel, and/or do not affix
anything on the windshield to block this
sensor.
Light Reminder Buzzer
If you open driver-side door and
remove the key when the width-
indicator lights are turned on, the
buzzer will sound warning tone,
reminding you to turn off the lights.

NOTICE

To prevent the battery from being
discharged, do not leave the switch
on longer than necessary when the
DM system is not running,

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High / low beams – For high beams,
turn the headlights on and push the
level away from you (position 1). Pull
the level toward you (position 2) for low
beams.
The headlight beam indicator light
(blue light) on the instrument panel will
tell you that the high beams are on,
Flashing the high beam headlights
(position 3) -- pull the lever all the way
back. The high beam headlights turn
off when you release the lever,
You can flash the high beam headlights

even with the knob turned to “OFF”.

Turn Signals
To signal a right steering, push up your
left handle to position1; to signal a left
steering, push down your left handle to
position1.
The DM system must be in the “IG-ON”
mode.
The lever automatically returns after
you make a turn, but you may have
to return it by hand after you change
lanes,
To signal a lane change, move the

lever up or down to the pressure point
(position 2) and hold it.
If the turn signal indicator lights (green
lights) on the instrument panel flash
faster than normal, a front or rear turn
signal bulb is burned out.

High Mount Brake Light

When you step on brake pedal, the
light comes on together with the rear
brake light, warning that the car is in
braking to prevent accidents.

Emergency Flashers

To turn on emergency flashers, just
push this switch as shown on the

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picture above.
All turn signal lights will flash. To turn
them off, just push the switch once
again.
Turn on the emergency flashers to
warn other drivers if your vehicle must
be stopped where it might be a traffic
hazard. Always pull as far off the road
as possible.
The turn signal light switch will not
work when the emergency flashers are
operating.

NOTICE

To prevent the battery from being
discharged, do not leave the lights
on longer than necessary when the
DM system is not running.

Front fog lights (optional)

To turn on the fog lights, first twist left
switch to the position of sidelight or
headlight, then twist the front fog light
switch to “ON”.
Front fog indicator on the instrument
panel indicates that the light comes on.

Rear Fog Light

To turn on rear fog lights, push this
switch. Rear fog light will go on in the
following cases:
When front fog lights (optional) switch
are turned on – when headlight or
width-indicator lights are turned on, the
rear fog lights will be turned on.
When front fog light (optional) switch
is turned off – when the headlights are
turned on, the rear fog lights will be
turned on.
When there are no front fog lights –
when headlights are turned on, press

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the rear fog light switch, then the rear
fog lights will be turned on.
When rear fog lights are turned on, the
rear fog light switch indicator on the
instrument panel will go on.
When headlights are turned off, even if
you turn on the headlight switch again,
the rear fog lights won’t be turned on.
When all other lights are turned off,
rear fog lights will go out automatically.
To turn on the rear fog lights, press
the switch again under the condition
mentioned above.

Rear Interior Light

To turn on the interior light, slide the

switch.
The interior light switch has the
following positions:
“ON” – Keeps the light on all the time.
“OFF” – Turns the light off.
“DOOR“–Turns the light on when any
door is opened. When all doors are
closed, this light will go out.

Illuminated Entry System
With the switch in the “DOOR” position,
the light comes on when any of the
doors is opened. When all the doors
are closed, the light will remain on for
30 seconds.
However, in the following cases, the
light goes off immediately:
● All the doors are closed when the
DM system is in “IG-ON” mode.
●Using wireless remote control to
close and lock all doors.
When all the doors are unlocked by

wireless remote control, rear interior
light and ignition key warning light will
remain on for 30 seconds.
You can enable or disable this function.
Please refer to “Settings of Optional
Functions” in Section 1-2.

Ignition Key Warning Light

To see ignition switch easily, the
ignition key warning light goes on when
any doors are open.
●The light remains on for 30 seconds
after all the doors are closed.

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●When all doors are locked by using
wireless remote control or after all
doors are closed, turn the ignition
switch to “ON”, then the light goes out.
●When all doors are unlocked by
wireless remote control, the light will
be on for about 30 seconds, even if the
doors are not open.
You can enable or disable this function.
Please refer to “Settings of Optional
Functions” in Section 1-2.

Front Windshield Wipers and

Washer

To turn on the windshield wipers, move
the lever to the desired setting.
The DM system must be in the “IG-ON”
mode.

Lever position

Speed Setting

Position 1

Intermittent

Position 2

Slow

Position 3

Fast

For a single sweep of the windshield,
push upward the lever from OFF very
quickly and then release, it will sweep
once and then back to its position.
It will continue sweeping if you push
it longer than 0.5s. It will stop if you
completely release it.
To squirt washer fluid, pull the lever
backwards to yourself within0.5s,
it will squirt fluid without wiping the
window; if it function for a long time,

it will continues squirt fluid with low
speed wiping the window and when
the windshield wipers are off, they will
operate a couple of times after the
washer squirts.
For instructions on adding washer fluid,
see “Adding washer fluid” on Section
7-3.
I n f r e e z i n g w e a t h e r, w a r m t h e
windshield with the defroster before
using the washer. This will help prevent
the washer fluid from freezing on your
windshield, which can block your
vision.

NOTICE

Do not operate the wipers if the
windshield is dry. It may scratch the
glass.

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F3DM Owner’s Manual

EV and HEV Switch

EV Switch HEV Switch

EV and HEV switches are designed
to shift between EV mode and HEV
mode. Indicator on the switch indicates
that the vehicle runs under the
corresponding mode.

EV Mode
In general conditions, push EV switch,
then its indicator goes on and the
vehicle runs under EV mode.

WARNING

y

You are expected to make a

proper choice according to
the battery power, when the
vehicle cannot shift to EV mode
automatically.

y

DM system can judge whether

shift to HEV mode according
to the actual situations and
battery power while driving. DM
system may shift to HEV mode
automatically in case of rapid

acceleration or insufficient power.

y

Be careful for the conditions

around your vehicle when driving
under pure EV mode, pedestrians
may not aware your vehicle
because of no noise of engine.

HEV Mode
Push HEV switch, then its indicator
goes on and the vehicle runs under
HEV mode.

!

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WARNING

As EV and HEV have memory
effect, the car will run in the mode
used last time after starting.
If the power is very high, engine
may not be able to start under HEV
mode.

Multi-function Switch

ODO/SET:
Every time you press ODO/SET button,
the instrument will shift from odometer
to trip odometer TRIP A, trip odometer
TRIP A to trip odometer TRIP B, and
trip odometer TRIP B to odometer.
When readings of trip odometer TRIP
A or TRIP B are displayed, long press
ODO/SET button for over 2 seconds,
readings of trip odometer will be
cleared.

Backlight on the instrument panel
The backlight will circularly adjust five-
range brightness when push the multi-
function switch. (the light on instrument
panel will go off when the width-
indicator light comes on)

!

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F3DM Owner’s Manual

Chapter 1

Section 1-5

—————————————————————————————

Operations of Instruments and Controls

Instruments and Maintenance Indicators

Tachometer . . . . . . . . . . . 74
Fuel Gauge . . . . . . . . . . . 74
Engine Coolant Temperature Meter . . . . . … 74
Wattmeter . . . . . . . . . . . 75
Battery Coulomb Meter . . . . . . . . … 75
Electric motor Coolant Temperature Meter . . . . 76
Odometer and Trip Meter . . . . . . . . 76
Service Reminder Indicators & Warning Buzzers . . . 77

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The left information display screen
displays tachometer, fuel gauge,
engine coolant temperature meter ,
electric motor coolant temperature
meter, odometer, wattmeter, etc.
The right information display screen
displays coulomb meter, energy
conversion prompt, gears and power
mode.

Tachometer

Tachometer displays the engine speed
by 1000times rpm (round per minute).
In pure EV mode, it is normal that

the tachometer does not indicate the
rotating speed while in HEV mode the
tachometer shall work and indicate the
rotating speed of engine.

Fuel Gauge

When power supply is ON, this fuel
gauge indicates the approximate
quantity of fuel remaining in tank.
Nearly full – Indicator at “F”.
Nearly empty – Indicator at “E”.
Generally the tank shall be kept more
than 1/4 full.

When braking, accelerating or turning
a corner, the meter may swing because
of the fuel sloshing in the fuel tank.
If the fuel level approaches “E” or the
low fuel level indicator light turn on, fill
the fuel tank as soon as possible.
When driving on a slope or turning a
corner, fuel in the tank may slosh, the
fuel indicator may fluctuate or low fuel
level warning light may often comes on
earlier.

Engine Coolant Temperature

Meter

When power supply is ON, this

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Meter indicates the engine coolant
temperature when the engine is
working. The engine temperature
varies with climate and engine load
capacity.
The light comes on, warning that the
engine coolant temperature is too high.
so please stop the car immediately to
cool down the engine.
The engine may get overheated in the
following cases:
● Driving up a long hill on a hot day. ;
● When the car is used to tow a trailer.

CAUTION

y

Do not remove the thermostat

in the engine cooling system,
otherwise the engine may run
abnormally.

y

When the warning light is on,

please stop the car to cool down

the engine or the electric motor,
otherwise, the engine would be
damaged. If the light flashes
repeatedly, please contact BYD
authorized dealer for help.

Wattmeter

When the power supply is “ON”, this
meter indicates the power of the overall
unit.
When the wattmeter indicates negative
value, overall unit is in power feedback

rather than having any abnormalities.

Battery Coulomb Meter

When ignition switch is turned on, this
meter indicates the power of battery.
If the meter points at red area, it
indicates the battery power is too low.
In this case, please go to charging
station to charge the battery as soon
as possible.

!

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Electric motor Coolant

Temperature Meter

When power supply is ON, this
meter indicates the electric motor
coolant temperature when electric
motor is working. The electric motor
temperature varies with climate and
load capacity.

Odometer and Trip Odometer

By pressing ODO/SET button on the
central control panel, indications of
odometer and trip odometer will be
displayed alternately.

Information is displayed as follows:

1. ODO – shows the total distance the
vehicle has been driven.
2. TRIP A/TRIP B – shows the distance

driven since the trip meter was set to
zero at the last time.
3. TRIP FUEL – shows the driving
mileage with the engine involved.
4. TRIP SOC – shows the driving
mileage without the engine involved.
To reset the Trip Meter to zero, please
press ODO/SET button for over 2
seconds when display the Trip Meter
reading.
Instruments Backlight Adjustment
By pressing backlight adjusting button
on the central control panel, you
can adjust the backlight brightness
circularly.
Power Conversion Indicator
The right information display screen
indicates the corresponding conversion
of fuel, power and the driving energy of
the overall unit, according to the actual
status of usage.

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Service Reminder Indicators & Warning Buzzers

If the indicator or

buzzer comes on

You shall do

(a)

Parking Brake System Indicator
Possible cases: low braking fluid level, braking system failure, or parking brake is not released.
You shall release parking brake or stop immediately and contact BYD authorized .dealer.

(b)

Driver’s Seat Belt Reminder Indicator
Fasten driver’s seat belt.

(c)

Auxiliary Battery Charging System Indicator
Stop immediately and contact BYD authorized dealer..

(d)

Low Oil Pressure Indicator
Stop immediately and contact BYD authorized dealer..

(e)

Malfunction Indicator Lamp
Stop immediately and contact BYD authorized dealer..

(f)

Low Fuel level Indicator
Fill up the tank.

(g)

Anti-lock Brake System(ABS) Indicator
Stop immediately and contact BYD authorized dealer..

(h)

Open Door Indicator
Check and make sure all doors are closed properly.

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(i)

SRS Indicator
Take vehicle to BYD authorized dealer immediately.

(j)

High coolant temperature Indicator
Stop immediately and cool down the engine or electric motor.

(k)

Hybrid System Warning Light
Stop immediately and contact BYD authorized dealer..

(l)

Electric Power Steering System Warning Indicator
Stop immediately and contact BYD authorized dealer..

(m)

Low Power Indicator
Charge the power battery.

(n)

Power Battery Failure Indicator
Stop immediately and contact BYD authorized dealer..

(0)

Electric Motor Failure Indicator
Stop immediately and contact BYD authorized dealer..

(p)

DC-DC Fault Indicator
This light comes on when there is a fault in DC-DC system. Please stop your
car immediately and contact BYD dealer.

(q)

Key reminder buzzer

Remove the key.

(e)

Light reminder buzzer

Turn off the light.

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(a) Brake System Warning Indicator
These indicators come on in the
following cases when the “ IG-ON”
mode is enabled.
When the brake fluid level is low.
When parking the car and the parking
brake is applied.
When ABS system failure.

CAUTION

It is dangerous to continue driving
when the brake fluid level is low and
brake system is at fault.

Have your vehicle checked at BYD
authorized dealer in the following
cases:
The indicators do not come on even if
the parking brake is applied when the
“IG-ON” mode is enabled.
The indicator are always on even after

the parking brake is released when
the “IG-ON” mode is enabled.
The parking brake system indicator
remains on together with the “ABS”
indicator.

(b) Seat Belt Reminder Indicator
This indicator reminds you to buckle up
the driver’s seat belt.
Once the “IG-ON” mode is enabled,
the reminder indicator flashes if the
driver’s seat belt is not fastened.
Unless the driver fastens the belt, the
indicator keeps on flashing.

(c) Auxiliary Battery Charging System
Indicator
This indicator warns that there is a
problem somewhere in the auxiliary
battery charging system.
If it comes on while you are driving,
please contact BYD authorized dealer.

(d) Low Oil Pressure Indicator
This indicator warns that engine oil
pressure is too low.
If it keeps on while you are driving,
stop immediately and contact BYD
authorized dealer..
When the engine is started, this
indicator might flash occasionally
or come on of short duration after
emergency braking. It is normal that
this indicator goes out when speeding
up gradually.
The indicator comes on when the oil
level is extremely low. The indicatior is
not designed to indicate the oil level,
which must be checked by the dipstick.

!

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NOTICE

Do not drive the vehicle with the
indicator on—even for one block. It
may ruin the engine.

(e) Malfunction Indicator Lamp
This lamp comes on when there is a
fault in engine EFI system.
When this lamp is on, please contact
BYD authorized dealer for help.

(f) Low Fuel Level Indicator
This indicator flashes when the fuel
tank becomes nearly empty.. refuel as
soon as possible.
When driving on a slope or turning
a corner, shaky fuel in the tank may
cause the indicator be turned on
earlier.

(g) Anti-lock Brake System (ABS)
Indicator
The indicator comes on when the
“IG-ON” mode is enabled. If the anti-
lock brake system works properly,
the indicator turns off in few seconds.
Thereafter if the system malfunctions,
the indicator comes on again.
When the “ABS” indicator is on (the
braking system indicator is off), the
anti-lock brake system does not
operate but the brake assist system
still operates. In this case, the wheels
could lock up during a sudden braking
or braking on slippery road surfaces.
If either of the following conditions
occurs, this indicates a malfunction
somewhere in the parts monitored by
the warning light system, and please
contact BYD authorized dealer as soon
as possible.
The indicator does not come on or

keeps on when the “IG-ON” mode is
enabled.
The indicator comes on while you are
driving.

CAUTION

If the ABS indicator remains on
together with the parking brake
system indicator, immediately stop
your and contact BYD authorized
dealer.
In this case, not only the anti-lock
brake system will fail but also the
vehicle will become extremely
unstable during braking.

(h) Open Door Indicator
This indicator remains on until all the
doors are completely closed.

!

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