BYD M6. Service Manual

BYD M6 AUTO Owner’s Manual

longer time to warm up the engine.

Avoid heavy traffic or traffic jams

improper valve clearance, dirty

Speed up slowly and stably. Don't

whenever possible.

spark plugs, dirty oil and grease,

accelerate suddenly. Shift to a

Don’t rest your foot on the brake

improperly adjusted brakes, etc. all

higher gear as soon as possible.

pedal. This causes premature

lower engine performance and

wear, overheating and poor fuel

cause poor fuel economy. For

Prevent the engine from idling for

economy.

longer service life of all parts and

a long time. if you must stop the

lower operating costs, keep your

vehicle for a long time, please turn

Maintain a moderate speed on

vehicle serviced at scheduled

off the engine.

highways. The faster you drive, the

intervals. If you often drive under

greater the fuel consumption. By

Prevent

the

engine

from

severe conditions, your vehicle

reducing your speed, you will cut

overspeed. Select a suitable gear

must receive more frequent

down on fuel consumption.

according to the road conditions.

maintenance. (See Chapter 8.)

Avoid frequent acceleration and

Keep the front wheels in proper

sudden

stops.

Repeated

alignment. Avoid hitting the curb

CAUTION

acceleration and braking can lower

and slow down on rough roads

and humps. Improper alignment

Never switch off the engine

your fuel mileage.

not only causes faster tire wear but

while driving downhill. This will

Avoid unnecessary stopping and

also increases the engine load and

disable important systems such

braking. Maintain a steady pace.

the fuel consumption.

as the power steering and

Try to time the traffic lights so you

brake booster. The emission

Keep the bottom of your vehicle

only need to stop the vehicle as

control system cannot work

free from mud, etc. This not only

little as possible or take advantage

when the engine is turned off.

reduces the vehicle weight but

of streets without traffic lights.

also helps prevent corrosion.

Keep a proper distance from other

vehicles to avoid sudden braking.

Always keep the vehicle in

This will also reduce brake wear.

optimum conditions. A dirty air filter,

Starting and Driving 4-14

BYD M6 AUTO Owner’s Manual

Engine Stalling in Driving

Vehicle Cannot Start

For details, please refer to

“(b)

Emergency Engine Starting”.

If the engine stalls while driving,

(a) Simple Inspection

4. If the lights dim noticeably or go

1. Reduce the vehicle speed gradually,

Before the inspection, perform the

out when the starter is working, the

keeping a straight line. Be careful to

procedure in

“Starting Vehicle” in

battery is depleted. You can also

coast the vehicle to a safe place.

Chapter 4 and make sure you have

determine whether the battery is

2. Turn on the emergency flashers

sufficient fuel. Check whether you can

running out through the brightness

immediately.

start the engine with another key. If

of the combination instrument. In

that key works, the key you used

3. Try to start the engine again.

this case, you can try jump starting.

previously is faulty and you must

For details, refer to

“(d) Jump

If you cannot start the engine, follow

contact a BYD service station to

Starting”.

the instructions in

“Vehicle Cannot

service it. If all keys aren't working,

Start”.

5. After recharging or replacing the

the engine cut-off device may be at

battery, if the engine still cannot be

fault. Contact a BYD service station to

CAUTION

started, follow the instructions in

service your vehicle.

(See “Key” in

“(e) Engine Starting after Battery

If the engine is not running, the

section 1.1)

Discharge”.

power assist for the brakes and

If the engine can not rotate or rotates

If the interior lights come on normally

steering will not work, so

too slowly

but the engine cannot be started, your

steering and braking will be

1. Check whether the battery

vehicle needs to be serviced or

much harder than usual.

terminals are tighten and clean.

adjusted. Contact a BYD service

If the engine stalls while driving,

2. If there is no problem with the

station for help.

don’t open any door until the

battery terminals, turn on the

vehicle stops completely. This

interior lights.

can prevent accidents on the

road.

3. If the exterior lights come on, you

can try emergency engine starting.

Emergency Handling 5-2

BYD M6 AUTO Owner’s Manual

(b) Emergency Engine Starting

NOTICE

If the starter system and Start button

Repeated starting attempts may

y Don’t start the engine by towing

function normally, but the engine

cause oil leak in the engine, resulting

or pushing the vehicle. This may

cannot be started, try the procedure

in starting failure.

cause collision or damage to the

below to start the engine:

In this case, fully press down the

vehicle when the engine starts,

1. Set the transmission into P gear.

brake pedal and accelerator pedal

and the three-way catalytic

converter may get overheated,

2. Press the Start button and set the

and, at the same time, press and hold

the Start button for

15 seconds.

even leading to a fire.

ignition switch to ACC.

Release the accelerator pedal and

3. Press the Start button for some 15

start the engine again.

If the engine rotates normally but

seconds, and meanwhile firmly

cannot start

step down on the brake pedal and

If the starting attempt fails, wait for

1. Turn the ignition switch to ACC or

hold it down.

minutes and try again.

OFF, and try to start the engine

Even if you can start the engine by

If the engine still cannot be started,

again.

this procedure, the starting system

your vehicle needs to be serviced or

2. If the engine still cannot start, oil

may have fault. Contact a BYD

adjusted. Contact a BYD service

leak may occur in the engine due

service station to check your vehicle.

station for help.

to the repeated starting attempts.

For details, refer to

“(c) Engine

CAUTION

NOTICE

Starting with Oil Leak”.

y Don’t place any article near the

y Each starting attempt must be

3. If the engine still cannot be started,

ignition switch. It may push the

less than 30 seconds, otherwise

your vehicle needs to be serviced

switch accidentally and cause

the engine and wiring system

or adjusted. Contact a BYD

unexpected engine starting.

may get overheated.

service station for help.

Emergency Handling 5-3

BYD M6 AUTO Owner’s Manual

(d) Jump Starting

continue to apply water with a

Jump Starting Procedure

If you do not follow the correct

sponge or cloth to the affected

1. If the booster battery is installed in

procedure, jump stating may cause

area while on the way to the

another vehicle, make sure the

explosion of the battery, corrosion

hospital.

vehicles are not touching. Turn off

from the sulfuric acid, fire and

The gas normally produced by a

all

unnecessary lights and

damage to the electric components

battery will explode if a flame or

accessories.

and severe damage to the vehicle.

spark is brought near. Use only

The booster battery must be

standard jumper cables and do

equivalent to have higher rating

If you need more information about

not smoke or light a match while

than the depleted battery.

the correct procedure, you are

jump starting.

strongly recommended to get help

If the jump starting fails, charge

from a BYD service station.

the booster battery for a few

minutes and try again.

NOTICE

CAUTION

2. If required, remove all the vent

The battery used for boosting

plugs from the booster and

y The battery contains toxic and

must be 12V. Make sure the

discharged batteries. Lay a piece

corrosive sulfuric acid. Wear

booster battery is correct before

of cloth over the open vents on the

safety glasses when jump

jump starting.

batteries.

(This helps reduce the

starting, and avoid spilling acid

risks of explosion hazard, personal

on your skin, clothing or vehicle.

injuries and burns.)

y If you get acid on your body or in

your

eyes,

remove any

contaminated clothing and flush

the affected area with water

immediately, then get immediate

medical treatment. If possible,

Emergency Handling 5-4

BYD M6 AUTO Owner’s Manual

3. If the engine in the vehicle with the

end of the positive

(red)

Don’t connect the cable to or near any

booster battery is not running, start

jumper cable to the positive (+)

part that moves when the engine is

it and let it run for a few minutes.

terminal on the booster

cranked.

During jump starting, run the

battery.

engine at about 2000 rpm with the

CAUTION

accelerator

pedal

lightly

Jumper cable

y When making the connections,

depressed.

to avoid serious injury, do not tilt

the battery or accidentally let the

jumper cables or clamps touch

Depleted battery

anything except the correct

battery terminals or the ground.

Charging

Depleted battery

Charging

battery

Negative

(-) battery

5. Charge the depleted battery for

Positive

(+)

terminal

some 5 minutes. Keep the engine

Jumper cable

Connect the clamp of the

in the vehicle with the booster

Positive

(+)

negative (black) jumper cable

battery running at about 2000 rpm

terminal

to the negative (-) terminal on

with the accelerator pedal lightly

the booster battery.

depressed.

4 Make the cable connections in the

order of a, b, c, d.

Connect the clamp at the other

6. Start your engine in the normal

way. After starting, run it at about

a. Connect the clamp of the

end of the negative

(black)

2000 rpm for several minutes with

positive (red) jumper cable to

jumper cable to a solid

the accelerator pedal lightly

the positive (+) terminal on the

unpainted metal point of the

depressed.

depleted battery.

vehicle with the depleted

battery.

7. Carefully disconnect the cables in

b. Connect the clamp at the other

the exact reverse order: first

Emergency Handling 5-5

BYD M6 AUTO Owner’s Manual

remove the negative cable and

If First Starting Attempt Fails

If Your Vehicle Overheats

then the positive cable.

Check whether the clamps of the

If your engine coolant temperature

8. Carefully dispose of the cloths

jumper cables are tight. Recharge the

gauge indicates overheating, if you

covering the batteries - they may

depleted battery with the jumper

experience a loss of power, or if you

now contain sulfuric acid.

cables connected for several minutes

hear a loud knocking or pinging noise,

9. Replace all the battery vent plugs

and restart the engine in the normal

the engine has probably overheated.

that are removed previously.

way.

You should follow this procedure:

After recharging or replacing the

If the next starting attempt fails, the

1. Pull safely off the road, stop the

battery, maybe you still cannot start

battery may be depleted. Have your

vehicle and turn on the emergency

the engine. In this case, contact a

vehicle checked by a

BYD service

flashers. Put the transmission in

BYD service station for help.

station.

“P” (automatic) or neutral (manual)

the cause of your battery

and apply the parking brake. Turn

discharging is not apparent

(for

off the A/C system if it is working.

example, lights left on), you should

2. If coolant or steam is boiling out of

have the vehicle checked.

the radiator or reservoir, stop the

engine. Open the engine hood

after the steam subsides. If no

coolant or steam is erupting out,

leave the engine running and

check whether the electric cooling

fan is working. If it is not, turn off

the ignition switch.

Emergency Handling 5-6

BYD M6 AUTO Owner’s Manual

4. If the coolant is leaking, stop the

If You Have a Flat Tire

CAUTION

engine immediately. Contact a

1. Reduce the vehicle speed

y To avoid personal injury, don’t

BYD service station for help.

gradually, keeping a straight line.

open the engine hood until there

Carefully pull off the road at a safe

is no steam coming out it.

CAUTION

place. Park the vehicle on a level

Escaping steam or coolant is a

Do not attempt to remove the

and solid ground. Don’t stop the

sign of very high pressure.

radiator cap when the engine

vehicle on the center divider of a

Contact a BYD service station

and radiator are hot. Scalding

highway.

for help.

hot coolant and steam may blow

2. Stop the engine and turn on the

out under pressure. This could

emergency flashers.

3. Look for obvious coolant leaks

cause burns

other

serious

from the radiator, hoses, and

3. Firmly set the parking brake and

injury.

under the vehicle. However, note

put the transmission in P

that water dripping from the A/C

(automatic) or N (manual) gear.

system is normal if it has been

4. All occupants must get out of the

used.

vehicle and stay away form the

traffic.

CAUTION

5. Carefully read the instructions

y When the engine is running,

below.

keep hands and clothing away

NOTICE

from the moving fan and engine

drive belts.

y Do not continue driving with a

flat wire. Driving even a short

distance may cause permanent

damage to wheels and tires.

Emergency Handling 5-7

BYD M6 AUTO Owner’s Manual

Raising the vehicle with an

Using a Spare Tire

CAUTION

improperly positioned jack may

When jacking, be sure to following

damage the vehicle or allow the

the instructions below to reduce the

vehicle to fall off the jack and

possibility of severe injury or even

cause personal injury.

death:

Never get under the vehicle

the

manufacturer’s

when it is supported by the jack

instructions on using the jack.

alone.

Don’t put any part of your body

Use the jack only for lifting the

1. Spare tire

2. Jack

3. Toolkit

under the vehicle supported by

vehicle

during

tires/wheel

the jack. Otherwise, personal

replacement.

1. Take out the spare tire and required

injury may occur.

tools: jack, wheel nut wrench, sleeve

Don't raise the vehicle with

Don’t start or run the engine

someone in it.

(used to remove the tire).

while the vehicle is supported by

When raising the vehicle, do not

To prepare yourself for an emergency,

the jack.

place any objects on top of or

you should familiarize your self with

Stop the vehicle on a level and

underneath the jack.

the use of the jack and other tools and

solid ground, firmly set the

Raise the vehicle only high

their storage locations

parking brake and put the

enough to remove and change

transmission in

“P”

(automatic)

the flat tire.

or N (manual) gear. If necessary,

block the wheel diagonally

opposite to the one to be

replaced.

Make sure to locate the jack

properly in the jack point.

Emergency Handling 5-8

BYD M6 AUTO Owner’s Manual

Lift up and remove the lower cover

2. Block the wheel

plate

Take out tools

Take out the spare tire

1. Fastening connector

Loosen and remove the nut. Take out

When jacking up the vehicle, block

the spare tire.

2. To take out the jack, rotate the

the wheel diagonally opposite to the

connector in the compression

To store the spare tire, put it in place

flat tire to keep the vehicle from

direction until the jack is released.

with the inner side of the wheel facing

rolling.

3. To store the jack, rotate the

up. Then secure the tire by steps in

The chock block must be placed in

connector in the extension

the reverse sequence of removal.

front of a front wheel and behind a

direction until the jack is firmly

This prevents the spare tire from

rear wheel.

fastened. This prevents the jack

flying forward during a collision or

from falling off during a collision or

hard braking.

Emergency Handling 5-9

BYD M6 AUTO Owner’s Manual

3. Loosen wheel nuts

5. Raise the vehicle

CAUTION

y Never use oil or grease on the

bolts or nuts. Otherwise the nuts

may become loose and allow the

wheels to fall off, which may

cause a severe accident.

4. Locate the jack

Loosen all the wheel nuts.

Make sure no one is in the vehicle,

Loosen all the wheel nuts before

and then raise it high enough to

raising the vehicle.

remove and change the flat tire.

Turn the wheel nuts anticlockwise to

Remember you will need more

loosen them. To get the maximum

ground clearance when installing the

torque, fit the wrench to the nut so

spare tire than when removing the flat

that the handle is on the right side.

Position the jack at the correct jack

tire.

Hold the wrench near the end of the

point as shown in the figure above.

handle and pull it up. Be careful that

To raise the vehicle, insert the jack

the wrench does not slip off the nut.

Make sure the jack is placed on a

handle into the jack (it is a loose fitting)

level and solid ground.

and turn the handle clockwise. As the

Do not remove the nuts yet; just

jack touches the vehicle and begins to

unscrew them by one and a half turn.

lift it up, double check that the jack is

Emergency Handling 5-10

BYD M6 AUTO Owner’s Manual

properly located.

and get the top bolt through its hole.

7. Reinstall all the wheel nuts

Wiggle the tire and press it back

Reinstall the wheel nuts and tighten

CAUTION

through the other bolts.

them as much as you can by hands.

y Never get under the vehicle

Press back on the tire to check

when it is supported by the jack

whether you can further tighten the

alone.

nuts.

6. Replace the wheel

CAUTION

Never use oil or grease on the

bolts or nuts. Otherwise the bolts

may be damaged when the nuts

are tightened too hard, or the

Before putting on the wheel, clean up

nuts may get loose and allow the

the mounting surface with a wire

wheels to fall off, which may

brush to remove any rust or dirt.

cause a severe accident. If there

When installing a wheel, make sure

is oil or grease on any bolt or

the metal to metal contact on the

nut, clean it.

mounting surface is good. Otherwise

Remove the wheel nuts and change

it may reduce the driving comfort,

the tire.

cause the wheel nuts to get loose and

eventually cause the wheel to come

Remove the flat tire and put is aside.

off while driving.

Roll the spare wheel to the installation

position, and align the holes in the

wheel with the bolts. Lift up the wheel

Emergency Handling 5-11

BYD M6 AUTO Owner’s Manual

8. Lower your vehicle

9. Restore the flat tire

CAUTION

Fasten the flat tire to the trunk.

When lowering down the

vehicle, make sure all portions of

CAUTION

your body and all other persons

around will not be injured.

Put the flat tire in place and

firmly fastened it. This reduces

After replacing the wheel, all

the possibility of personal injury

wheel nuts must be tightened

in a collision or hard braking.

with a torque wrench as soon as

possible. Otherwise the nuts

may become loose and allow the

Lower the vehicle completely and

wheels to fall off, which may

tighten the wheel nuts.

cause a severe accident.

Don’t attach a damaged plastic

Rotate the jack handle anticlockwise

wheel ornament to the wheel. It

to lower the vehicle.

may fall off while driving and

Please only use the wheel nut wrench

cause an accident.

to tighten the nuts. Don’t use any

other tool or lever, like pipe or your

foot. Make sure the wrench is

Remember that the wheel center

securely engaged over the nut.

ornament must be firstly removed

from the opposite side.

Tighten each nut slightly at a time in

the order shown in the figure above,

Keep the wheel ornament properly.

and repeat the process until all nuts

Tighten the bolt so that its conical part

are firmly tightened.

Emergency Handling 5-12

BYD M6 AUTO Owner’s Manual

will match with the central hole in the

11. After replacing a flat tire

CAUTION

wheel.

Check the pressure of the newly

Before driving, make sure all the

10. Reinstall the wheel ornament

installed tire.

tools, jack and flat tire are

Adjust the tire pressure to the value

secured in their storage position

specified in Chapter 9. If the pressure

to reduce the possibility of

is lower, drive slowly to the nearest

personal injury in a collision or

service station and inflate the tire to

hard braking.

the proper pressure.

Don't leave the transmission in

N or P gear when replacing a flat

Don’t forget to install the tire valve cap.

tire.

It can prevent air leakage by keeping

dirt and moisture out of the valve core.

If the cap is missing, have a new one

Push the wheel ornament into the

put on as soon as possible.

central hole on the wheel.

Put all the tools and jack in proper

CAUTION

storage.

y Handle the ornament with due

After replacing the wheel, tighten the

care to avoid unexpected

wheel nuts to the torque specified in

personal injury.

Chapter 8 as soon as possible. Have

y Don’t attach a damaged plastic

the flat tire repaired in a service

wheel ornament to the wheel. It

station.

may fall off while driving and

cause an accident.

Emergency Handling 5-13

BYD M6 AUTO Owner’s Manual

If the Vehicle Gets Stuck

CAUTION

NOTICE

If the vehicle gets stuck in snow, mud,

If you try to free the vehicle by

To prevent damage to the

sand, etc., take the following

rocking it forward and backward,

transmission or other parts, follow

measures:

make sure there is no person or

the instructions below when rocking

object nearby. During the

the vehicle:

1. Turn off the engine. Apply the

parking brake and move the

rocking, the vehicle may

Do not press the accelerator

selector lever to P gear.

suddenly move forward or

pedal while shifting the selector

backward as it becomes

lever or before the transmission

As for a manual transmission, set it

unstuck. Please handle with due

is completely shifted to forward

to N gear;

care.

or reverse gear.

2. Dig out any mud, snow, sand, etc.

Don’t let the engine running at

around the stuck wheel.

high speed and avoid spinning

3. Lay wood or stones before the

the wheels.

stuck wheel to add traction;

If the vehicle remains stuck after

4. Start the engine again;

rocking it for several times,

5. Set the selector lever to forward or

consider other ways such as

reverse gear, and drive carefully to

towing.

free the vehicle.

Emergency Handling 5-14

BYD M6 AUTO Owner’s Manual

Towing

(b) Using a flat-bed tow truck

instructions in “Emergency Towing” to

tow the vehicle.

(a). Towing with a wheel-lift tow

truck

Using proper equipment in towing can

prevent damage to the vehicle.

Towing from the front - release

Commercial towing operators are

the parking brake

generally aware of the applicable laws

NOTICE

and regulations on towing.

If your vehicle is equipped with

Your vehicle can be damaged in

an automatic transmission, don't

appropriate

towing.

Even a

tow it from the rear end with the

professional operator who knows the

NOTICE

front wheels staying on the

correct towing procedure could make

ground.

Otherwise

severe

a mistake sometimes. To avoid

When lifting up the front or rear

automatic transmission damage

damage to the vehicle, make sure the

wheels, make sure there is

will occur.

precautions below are followed. If

sufficient ground clearance on

necessary, show this page to the tow

the opposite end. Otherwise, the

If towing is necessary, we recommend

truck driver.

bumper or bottom of the vehicle

you to have it done by a BYD service

may be damaged in towing.

station or a commercial tow truck

operator. When consulting about the

Towing from the rear - put the

towing service, please inform that the

front wheels on a tow dolly.

vehicle must be towed using (a) or (b)

method.

When professional towing service is

not available, carefully follow the

Emergency Handling 5-15

BYD M6. Service Manual - part 11