brake MERCEDES-BENZ SL CLASS 2019 Owners Manual

1, 2, 3 ...
12 V socket
see Sockets
A
ABS (Anti-lock Braking System)
Display message ............................ 206
Function/notes ................................ 60
Important safety notes .................... 60
Warning lamp .................................236
Accident
Automatic measures after an
accident ...........................................56
Activating media mode
General notes ................................ 248
Activating/deactivating cooling
with air dehumidification.................118
Active Blind Spot Assist
Activating/deactivating (on-
board computer) ............................ 199
Display message ............................ 223
Function/information.................... 184
Active Body Control (ABC)
CURVE........................................... 170
Vehicle level .................................. 168
Active Body Control (ABC) (except
Mercedes-AMG vehicles)
Comfort ......................................... 169
Driving dynamics display ............... 170
Normal level .................................. 169
Operation/notes............................ 168
Raised level ................................... 169
Sport .............................................. 169
Sport Plus ...................................... 169
Vehicle level .................................. 168
Active Body Control (ABC)
(Mercedes-AMG vehicles)
Comfort ......................................... 172
Driving dynamics display ............... 172
Normal level .................................. 171
Operation/notes............................ 170
Raised level ................................... 171
Sport .............................................. 172
Vehicle level .................................. 170
Active Body Control (except
Mercedes-AMG Vehicles)
Display message ............................ 221
Active Body Control (Mercedes-
AMG Vehicles)
Display message ............................ 221
Active Brake Assist
Activating or deactivating .............. 198
Display message ............................ 211
Function/notes................................ 63
Active Brake Assist with cross-
traffic function
Activating or deactivating .............. 198
Display message ............................ 212
Function/notes................................ 70
Important safety notes .................... 70
Warning lamp ................................. 241
Active Distance Assist
DISTRONIC
Calling up a speed ......................... 158
Cruise control lever ....................... 158
Deactivating ................................... 161
Display message ............................ 224
Displays in the multifunction dis-
play ................................................ 160
Driving tips .................................... 162
Function/notes............................. 156
Important safety notes .................. 156
Indicator and warning lamp ........... 241
Setting the specified minimum
distance ......................................... 160
Stopping ........................................ 159
Storing a speed .............................. 158
Warning lamp ................................. 241
Active Driving Assistance pack-
age...................................................... 184
Active Lane Keeping Assist
Activating/deactivating (on-
board computer) ............................ 199
Display message ............................ 223
Function/information .................... 187
Active light function......................... 111
Active Parking Assist
Canceling ....................................... 179
Detecting parking spaces .............. 176
Display message ............................ 224
Exiting a parking space .................. 178
General notes ................................ 175
4Index

Important safety notes .................. 175
Parking .......................................... 177
Active Steering Assist
Activating/deactivating .................198
Display message ............................ 226
Adaptive adjustable damping
Driving dynamics display............... 168
ADAPTIVE BRAKE................................. 70
Adaptive Brake Assist
Function/notes................................ 64
Adaptive brake lights.......................... 65
Adaptive Damping System
Function/notes............................. 167
Adaptive Highbeam Assist
Display message ............................ 218
Function/notes............................. 111
Switching on/off........................... 112
Additives (engine oil)........................ 324
Address book
see also Digital Operator's Man-
ual .................................................. 243
Adjusting the volume
Multimedia system ........................ 244
Air bags
Deployment ..................................... 53
Display message ............................ 215
Front air bag (driver, front
passenger) ....................................... 46
Head bag ......................................... 47
Important safety notes .................... 45
Introduction ..................................... 45
Knee bag .......................................... 46
Occupant Classification System
(OCS) ............................................... 48
PASSENGER AIR BAG indicator
lamps ............................................... 41
Side impact air bag.......................... 47
AIR FLOW........................................... 119
Air vents
Glove box ....................................... 123
Important safety notes .................. 122
Setting ........................................... 122
Setting the blower output of the
AIRSCARF vents ............................. 124
Setting the center air vents ........... 123
Setting the side air vents ............... 123
Switching AIRSCARF on/off.......... 102
Air-conditioning system
see Climate control
AIRSCARF
Switching on/off........................... 102
AIRSCARF vents
Setting the blower output .............. 124
Alarm
ATA (Anti-Theft Alarm system)......... 72
Switching off (ATA) .......................... 72
Switching the function on/off
(ATA) ................................................ 72
Alarm system
see ATA (Anti-Theft Alarm system)
Ambient lighting
Setting the brightness (on-board
computer) ...................................... 200
Setting the color (on-board com-
puter) ............................................. 200
AMG menu (on-board computer)..... 202
Anti-lock braking system
see ABS (Anti-lock Braking System)
Anti-skid chains
see Snow chains
Anti-theft alarm system
see ATA (Anti-Theft Alarm system)
Ashtray............................................... 254
Assistance display (on-board
computer).......................................... 198
Assistance menu (on-board com-
puter).................................................. 197
ASSYST PLUS
Displaying a service message ........ 270
Hiding a service message .............. 270
Resetting the service interval dis-
play ................................................ 270
Service message ............................ 269
Special service requirements ......... 270
ATA (Anti-Theft Alarm system)
Activating/deactivating ................... 72
Function ........................................... 72
Switching off the alarm .................... 72
ATTENTION ASSIST
Activating/deactivating ................. 198
Display message ............................ 222
Function/notes............................. 183
Audio menu (on-board computer).... 195
Index5

Audio system
see Digital Operator's Manual
Authorized Mercedes-Benz Center
see Qualified specialist workshop
Authorized workshop
see Qualified specialist workshop
AUTO lights
Display message ............................ 217
see Lights
Automatic car wash (care)...............271
Automatic engine start (ECO
start/stop function).......................... 130
Automatic engine switch-off (ECO
start/stop function).......................... 129
Automatic headlamp mode.............. 109
Automatic transmission
Accelerator pedal position ............. 138
Changing gear ............................... 138
Display message ............................ 228
Drive program ................................ 138
Drive program display.................... 135
Driving tips .................................... 138
DYNAMIC SELECT button (all
vehicles except Mercedes-AMG
vehicles) ........................................ 132
DYNAMIC SELECT controller
(Mercedes-AMG vehicles) .............. 133
Emergency running mode.............. 144
Engaging drive position .................. 137
Engaging neutral ............................ 136
Engaging park position automati-
cally ............................................... 136
Engaging reverse gear ................... 136
Engaging the park position ............ 136
Gearshift recommendation ............ 143
Kickdown ....................................... 138
Manual shifting .............................. 141
Oil temperature (on-board com-
puter, Mercedes-AMG vehicles) ..... 202
Overview ........................................ 134
Problem (malfunction) ................... 144
Pulling away ................................... 128
Selector lever ................................ 134
Starting the engine ........................ 128
Steering wheel paddle shifters ...... 141
Transmission position display ........ 135
Transmission positions .................. 137
Automatic transmission emer-
gency mode....................................... 144
B
Back button....................................... 244
BAS (Brake Assist System)................. 61
Battery (SmartKey)
Checking .......................................... 77
Important safety notes .................... 76
Replacing ......................................... 77
Battery (vehicle)
Charging ........................................ 284
Display message ............................ 219
Important safety notes .................. 282
Jump starting ................................. 285
Overview ........................................ 282
Replacing ....................................... 285
Belt
see Seat belts
Belt warning......................................... 44
Blind Spot Assist
see Active Blind Spot Assist
Bluetooth®
Searching for a mobile phone ........ 247
see also Digital Operator's Man-
ual .................................................. 243
Telephony ...................................... 246
Brake Assist System
see BAS (Brake Assist System)
Brake Assist with cross-traffic
function
Function/notes................................ 61
Important safety notes .................... 61
Brake fluid
Display message ............................ 211
Notes ............................................. 324
Brake force distribution
see EBD (electronic brake force
distribution)
Brake lamps
Adaptive ........................................... 65
Display message ............................ 217
Brakes
ABS .................................................. 60
Adaptive Brake Assist ...................... 64
BAS .................................................. 61
6Index

Brake Assist with cross-traffic
function ........................................... 61
Brake fluid (notes) ......................... 324
Display message............................ 206
EBD .................................................. 69
High-performance brake system .... 152
Important safety notes .................. 151
Maintenance .................................. 152
Parking brake ................................ 147
Riding tips ...................................... 151
Warning lamp ................................. 235
Breakdown assistance
Reflective safety jacket .................. 276
Where will I find...? ........................ 276
see Flat tire
see Towing away
Brightness control (instrument
cluster lighting)................................... 33
C
California
Important notice for retail cus-
tomers and lessees .......................... 25
Calling up a malfunction
see Display messages
Car
see Vehicle
Care
Car wash ........................................ 271
Exhaust pipe .................................. 275
Exterior lights ................................ 275
Matte finish ................................... 273
Notes............................................. 270
Paint .............................................. 272
Power washer ................................ 272
Rear view camera .......................... 275
Sensors ......................................... 275
Washing by hand ........................... 271
Wheels ........................................... 274
Windows ........................................ 274
Wiper blades .................................. 274
CD
see also Digital Operator's Man-
ual .................................................. 243
CD player (on-board computer)........ 196
Center console
Lower section .................................. 36
Lower section (AMG vehicles) .......... 37
Upper section .................................. 35
Central locking
Automatic locking (on-board
computer) ...................................... 201
Locking/unlocking (SmartKey)........ 74
Child
Restraint system .............................. 58
Child seat
Forward-facing restraint system ...... 59
On the front-passenger seat............ 59
Rearward-facing restraint system .... 59
Children
Special seat belt retractor ............... 57
Children in the vehicle
Important safety notes .................... 57
Cigarette lighter................................ 254
Cleaning
Mirror turn signal ........................... 275
Climate control
Automatic climate control (dual-
zone) .............................................. 116
Controlling automatically ............... 119
Cooling with air dehumidification .. 118
Defrosting the windows................. 121
Defrosting the windshield .............. 120
General notes ................................ 116
Indicator lamp ................................ 119
Information about using auto-
matic climate control ..................... 117
Maximum cooling .......................... 121
Overview of systems ...................... 116
Problem with the rear window
defroster ........................................ 121
Problems with cooling with air
dehumidification ............................ 119
Refrigerant ..................................... 326
Refrigerant filling capacity ............. 326
Setting the air distribution ............. 120
Setting the air vents ...................... 122
Setting the airflow ......................... 120
Setting the climate mode (AIR
FLOW) ............................................ 119
Setting the temperature ................ 119
Switching air-recirculation mode
on/off............................................ 122
Switching on/off........................... 118
Switching residual heat on/off ...... 122
Index7

Distance warning (warning lamp).... 241
Distance warning function
Function/notes ................................ 63
Doors
Automatic locking (on-board
computer) ...................................... 201
Automatic locking (switch) ...............81
Central locking/unlocking
(SmartKey) .......................................74
Control panel ...................................39
Display message ............................ 230
Emergency locking ........................... 81
Emergency unlocking ....................... 81
Important safety notes.................... 79
Opening (from inside) ...................... 80
Overview .......................................... 79
Power closing .................................. 81
Drinking and driving......................... 149
Drive program
Automatic transmission ................. 138
Display ........................................... 135
SETUP (on-board computer,
Mercedes-AMG vehicles) ............... 203
Driver's door
see Doors
Driving
Towing vehicles ............................. 132
Driving abroad
Mercedes-Benz Service ................. 270
Driving on flooded roads.................. 153
Driving safety system
Active Brake Assist .......................... 63
Driving safety systems
ABS (Anti-lock Braking System) ....... 60
Active Brake Assist with cross-
traffic function ................................. 70
ADAPTIVE BRAKE............................. 70
Adaptive Brake Assist ...................... 64
Adaptive brake lights ....................... 65
BAS (Brake Assist System) .............. 61
Brake Assist with cross-traffic
function ........................................... 61
Distance warning function ............... 63
EBD (electronic brake force dis-
tribution) .......................................... 69
ESP®(Electronic Stability Pro-
gram) ............................................... 65
Important safety information ........... 60
Overview .......................................... 60
STEER CONTROL ............................. 72
Driving system
Active Body Control (ABC)
(except Mercedes-AMG vehicles) .. 168
Active Body Control (ABC)
(Mercedes-AMG vehicles) .............. 170
RACE START (Mercedes-AMG
vehicles) ........................................ 166
Driving systems
Active Blind Spot Assist ................. 184
Active Driving Assistance pack-
age ................................................. 184
Active Lane Keeping Assist ............ 187
Active Parking Assist ..................... 175
Adaptive Damping System ............. 167
ATTENTION ASSIST ........................ 183
Cruise control ................................ 154
Display message ............................ 221
DISTRONIC PLUS ................... 156, 163
HOLD function ............................... 165
PARKTRONIC ................................. 172
Rear view camera .......................... 179
Driving tips
Active Distance Assist
DISTRONIC .................................... 162
AMG ceramic brakes ..................... 152
Automatic transmission ................. 138
Brakes ........................................... 151
Break-in period .............................. 125
Downhill gradient ........................... 151
Drinking and driving ....................... 149
Driving in winter ............................. 153
Driving on flooded roads ................ 153
Driving on wet roads ...................... 153
Exhaust check ............................... 150
Fuel ................................................ 149
General .......................................... 149
Hydroplaning ................................. 153
Icy road surfaces ........................... 153
Limited braking efficiency on sal-
ted roads ....................................... 152
Snow chains .................................. 295
Subjecting brakes to a load ........... 151
Wet road surface ........................... 151
DVD video
Operating (on-board computer) ..... 196
Index9

see also Digital Operator's Man-
ual .................................................. 243
DYNAMIC SELECT button (all
vehicles except Mercedes-AMG
vehicles)............................................. 132
DYNAMIC SELECT controller
(Mercedes-AMG vehicles)................. 133
E
EASY-ENTRY feature
Activating/deactivating ................. 201
Function/notes ............................. 103
EASY-EXIT feature
Crash-responsive ........................... 104
Function/notes ............................. 103
Switching on/off ........................... 201
EBD (electronic brake force distri-
bution)
Display message ............................208
Function/notes ................................ 69
ECO display
Function/notes .............................150
On-board computer ....................... 193
ECO start/stop function
Automatic engine start .................. 130
Automatic engine switch-off .......... 129
Deactivating/activating ................. 130
General information ....................... 129
Important safety notes .................. 129
Introduction ................................... 129
Electronic Stability Program
see ESP®(Electronic Stability Program)
Emergency
Automatic measures after an
accident ...........................................56
Emergency release
Driver's door .................................... 81
Trunk ...............................................86
Vehicle .............................................81
Emergency Tensioning Devices
Activation .........................................53
Emissions control
Service and warranty information .... 25
Engine
Check Engine warning lamp ...........239
Display message ............................ 218
ECO start/stop function ................ 129
Engine number ............................... 321
Irregular running ............................ 131
Jump-starting ................................. 285
Overview ........................................ 269
Starting problems .......................... 131
Starting the engine with the
SmartKey ....................................... 128
Starting with KEYLESS-GO ............. 128
Switching off .................................. 147
Tow-starting (vehicle) ..................... 290
Engine electronics
Notes ............................................. 319
Problem (malfunction) ................... 131
Engine oil
Adding ...........................................266
Additives ........................................ 324
Checking the oil level ..................... 266
Checking the oil level using the
dipstick .......................................... 266
Display message ............................ 220
Filling capacity ............................... 324
General notes ................................ 323
Notes about oil grades ................... 323
Notes on oil level/consumption .... 266
Temperature (on-board com-
puter, Mercedes-AMG vehicles) ..... 202
Entering an address
see also Digital Operator's Man-
ual ..................................................243
ESP®(Electronic Stability Pro-
gram)
AMG menu (on-board computer) ... 203
Characteristics ................................. 66
Deactivating/activating (button
in Mercedes-AMG vehicles) ............. 68
Deactivating/activating (except
Mercedes‑AMG vehicles) ................. 67
Display message ............................ 206
Function/notes ................................ 65
General notes .................................. 65
Important safety information ........... 66
Warning lamp ................................. 236
ETS/4ETS (Electronic Traction
System)................................................ 66
Exhaust check................................... 150
Exhaust pipe (cleaning instruc-
tions)..................................................275
10Index

Navigation menu ............................ 194
Operation ....................................... 191
RACETIMER ................................... 203
Service menu .................................199
Settings menu ............................... 199
Standard display............................ 193
Telephone menu ............................ 196
Trip menu ...................................... 193
Vehicle submenu ........................... 201
Video DVD operation ..................... 196
Operating safety
Declaration of conformity ................ 27
Important safety notes .................... 27
Operating system
see On-board computer
Operation
Digital Operator's Manual................ 23
Operator's Manual
Vehicle equipment ........................... 25
Outside temperature display........... 190
Overhead control panel...................... 38
P
Paddle shifters
see Steering wheel paddle shifters
Paint code number............................ 320
Paintwork (cleaning instructions)... 272
Panic alarm.......................................... 40
Panoramic roof
Operating the roller sunblind ........... 94
Parking
Important safety notes .................. 146
Parking brake ................................ 147
Position of exterior mirror, front-
passenger side ............................... 106
Rear view camera .......................... 179
see PARKTRONIC
Parking aid
see Active Parking Assist
see Exterior mirrors
see PARKTRONIC
Parking Assist PARKTRONIC
Deactivating/activating ................. 174
Important safety notes .................. 172
Problems (malfunctions) ................ 175
Sensor range................................. 173
Warning display ............................. 174
Parking brake
Applying automatically................... 148
Applying or releasing manually ...... 148
Display message ............................ 208
Electric parking brake .................... 147
Emergency braking ........................ 148
General notes ................................ 147
Releasing automatically................. 148
Warning lamp ................................. 238
Parking lamps
Switching on/off........................... 110
PARKTRONIC
Driving system ............................... 172
Function/notes............................. 172
PASSENGER AIR BAG
Display message ............................ 215
Indicator lamps ................................ 41
Problems (malfunction) .................. 215
Pets in the vehicle............................... 59
Phone book
see also Digital Operator's Man-
ual .................................................. 243
Power locks......................................... 81
Power washers.................................. 272
Power windows
see Side windows
PRE-SAFE®(anticipatory occu-
pant protection)
Display message ............................ 211
Operation ......................................... 55
PRE-SAFE®PLUS (anticipatory
occupant protection PLUS)
Operation ......................................... 56
Protection against theft
ATA (Anti-Theft Alarm system)......... 72
Immobilizer ...................................... 72
Protection of the environment
General notes .................................. 24
Pulling away
General notes ................................ 128
Pulling away (automatic trans-
mission)............................................. 128
Q
QR code
Mercedes-Benz Guide App ................. 1
Rescue card ..................................... 29
Index15

SD card
Inserting ........................................248
Inserting/removing ........................ 248
Removing ....................................... 248
SD memory card
see also Digital Operator's Man-
ual ..................................................243
Selecting ........................................ 196
Search & Send
see also Digital Operator's Man-
ual ..................................................243
Seat
Correct driver's seat position ........... 97
Seat belts
Adjusting the driver's and front-
passenger seat belt......................... 44
Correct usage .................................. 43
Fastening ......................................... 44
Important safety guidelines ............. 42
Introduction ..................................... 41
Releasing ......................................... 44
Seat belt guide ................................. 99
Switching belt adjustment on/off
(on-board computer) ...................... 202
Warning lamp ................................. 233
Warning lamp (function) ................... 44
Seats
Adjusting (electrically) ..................... 99
Adjusting the head restraint .......... 100
Belt guide ......................................... 99
Important safety notes .................... 97
Overview .......................................... 97
Seat heating problem .................... 101
Seat ventilation problem ................ 102
Sliding forward/back ..................... 100
Storing settings (memory func-
tion) ............................................... 107
Switching AIRSCARF on/off.......... 102
Switching seat heating on/off....... 101
Switching seat ventilation on/off.. 102
Selector lever
Positions ........................................ 134
Sensors (cleaning instructions)....... 275
Service menu (on-board com-
puter).................................................. 199
Service message
see ASSYST PLUS
Service products
Brake fluid ..................................... 324
Coolant (engine) ............................ 324
Engine oil ....................................... 323
Fuel ................................................ 322
Important safety notes .................. 321
Refrigerant (air-conditioning sys-
tem) ............................................... 326
Washer fluid ................................... 325
Setting the air distribution............... 120
Setting the airflow............................ 120
Setting the date/time format
see also Digital Operator's Man-
ual .................................................. 243
Setting the language
see also Digital Operator's Man-
ual .................................................. 243
Setting the time
see also Digital Operator's Man-
ual .................................................. 243
Settings
Factory (on-board computer) ......... 202
On-board computer ....................... 199
SETUP (on-board computer,
Mercedes-AMG vehicles).................. 203
Side impact air bag............................. 47
Side marker lamp (display mes-
sage)................................................... 217
Side windows
Cleaning ......................................... 274
Convenience closing feature ............ 89
Important safety information ........... 87
Opening/closing (all) ....................... 88
Opening/closing (front) ................... 88
Opening/closing (rear) .................... 88
Overview .......................................... 87
Problem (malfunction) ..................... 90
Resetting ......................................... 89
Reversing feature ............................. 87
SIRIUS services
see also Digital Operator's Man-
ual .................................................. 243
SmartKey
Changing the battery ....................... 77
Changing the programming ............. 75
Checking the battery ....................... 77
Display message ............................ 231
Index17

Trunk partition
Display message ............................ 230
General notes .................................. 92
Installing .......................................... 93
Opening/closing .............................. 93
Removing ......................................... 93
Turn signals
Display message ............................ 217
Switching on/off ........................... 110
Two-way radio
Frequencies ................................... 319
Installation ..................................... 319
Transmission output (maximum) .... 319
Type identification plate
see Vehicle identification plate
U
Umbrella holder................................. 250
Unlocking
Emergency unlocking ....................... 81
From inside the vehicle (central
unlocking button) ............................. 80
Upshift indicator (on-board com-
puter, Mercedes-AMG vehicles)....... 202
USB devices
Connecting to the Media Inter-
face ...............................................248
V
Vehicle
Correct use ...................................... 28
Data acquisition ............................... 29
Display message ............................ 228
Electronics ..................................... 319
Equipment ....................................... 25
Individual settings .......................... 199
Limited Warranty .............................29
Loading .......................................... 303
Locking (in an emergency) ............... 81
Locking (SmartKey) .......................... 74
Lowering ........................................ 317
Maintenance .................................... 26
Parking for a long period ................ 149
Pulling away................................... 128
Raising ........................................... 314
REACH Regulation ........................... 28
Reporting problems ......................... 29
Securing from rolling away ............ 314
Tow-starting ................................... 288
Towing away .................................. 288
Transporting .................................. 290
Unlocking (in an emergency) ........... 81
Unlocking (SmartKey)...................... 74
Vehicle data ................................... 326
Vehicle battery
see Battery (vehicle)
Vehicle data....................................... 326
Vehicle dimensions........................... 326
Vehicle emergency locking................ 81
Vehicle identification number
see VIN
Vehicle identification plate.............. 320
Vehicle level
Active Body Control (ABC)
(except Mercedes-AMG vehicles) .. 168
Active Body Control (ABC)
(Mercedes-AMG vehicles) .............. 170
Display message ............................ 221
Vehicle tool kit.................................. 277
Video
Operating the DVD ......................... 196
see also Digital Operator's Man-
ual .................................................. 243
VIN
Seat ............................................... 321
Type plate ...................................... 320
W
Warning and indicator lamps
ABS ................................................ 236
Active Brake Assist ........................ 241
Brake Assist ................................... 241
Brakes ........................................... 235
Check Engine ................................. 239
Coolant .......................................... 239
Distance warning ........................... 241
ESP®.............................................. 236
ESP®OFF ....................................... 237
Fuel tank ........................................ 239
General notes ................................ 233
Parking brake ................................ 238
PASSENGER AIR BAG ...................... 41
Reserve fuel................................... 239
Restraint system ............................ 238
Index21

Protecting the environment
General notes
HEnvironmental note
Daimler's declared policy is one of compre-
hensive environmental protection.
The objectives are for the natural resources
that form the basis of our existence on this
planet to be used sparingly and in a manner
that takes the requirements of both nature
and humanity into account.
You too can help to protect the environment
by operating your vehicle in an environmen-
tally responsible manner.
Fuel consumption and the rate of engine,
transmission, brake and tire wear are affec-
ted by these factors:
Roperating conditions of your vehicle
Ryour personal driving style
You can influence both factors. You should
bear the following in mind:
Operating conditions:
Ravoid short trips as these increase fuel
consumption.
Ralways make sure that the tire pressures
are correct.
Rdo not carry any unnecessary weight.
Rremove roof racks once you no longer
need them.
Ra regularly serviced vehicle will contribute
to environmental protection. You should
therefore adhere to the service intervals.
Ralways have service work carried out at a
qualified specialist workshop.
Personal driving style:
Rdo not depress the accelerator pedal
when starting the engine.
Rdo not warm up the engine when the vehi-
cle is stationary.
Rdrive carefully and maintain a safe dis-
tance from the vehicle in front.
Ravoid frequent, sudden acceleration and
braking.
Rchange gear in good time and use each
gear only up to