refrigerant type MERCEDES-BENZ GLC 2019 Owners Manual

Charge-air pressure (on-board
computer, Mercedes-AMG vehi-
cles).................................................... 223
Child
Restraint system .............................. 60
Child seat
Forward-facing restraint system ...... 63
LATCH-type (ISOFIX) child seat
anchors ............................................ 61
On the front-passenger seat ............ 62
Rearward-facing restraint system .... 63
Top Tether .......................................61
Child-proof locks
Important safety notes .................... 63
Rear doors .......................................64
Children
Special seat belt retractor ...............59
Children in the vehicle
Important safety notes .................... 59
Cigarette lighter................................ 291
Cleaning
Mirror turn signal ...........................309
Trailer tow hitch .............................310
Climate control
Control panel for 3-zone auto-
matic climate control ..................... 120
Control panel for dual-zone auto-
matic climate control ..................... 119
Controlling automatically ...............123
Cooling with air dehumidification .. 122
Cooling with air dehumidification
(multimedia system) ......................273
Defrosting the windows ................. 125
Defrosting the windshield .............. 125
ECO start/stop function ................ 122
General notes ................................ 119
Indicator lamp ................................ 123
Ionization ....................................... 128
Ionization (multimedia system) ...... 273
Notes on using the automatic cli-
mate control .................................. 121
Overview ........................................ 272
Overview of systems ......................119
Perfume atomizer .......................... 127
Perfume atomizer (multimedia
system) .......................................... 273
Problem with the rear window
defroster ........................................ 126
Problems with cooling with air
dehumidification ............................ 123
Rear control panel ......................... 120
Refrigerant ..................................... 362
Refrigerant filling capacity ............. 363
Setting the air distribution ............. 124
Setting the air vents ......................128
Setting the airflow ......................... 124
Setting the climate mode ...............123
Setting the climate mode (multi-
media system) ............................... 273
Setting the temperature ................ 123
Switching air-recirculation mode
on/off ............................................ 126
Switching on/off ........................... 122
Switching residual heat on/off ...... 126
Switching the rear window
defroster on/off ............................ 125
Switching the synchronization
function on and off ........................ 124
Synchronization function (multi-
media system) ............................... 273
Climate control settings
Multimedia system ........................ 272
Climate control system
Climate control .............................. 122
Coat hooks......................................... 286
Cockpit
Overview .......................................... 35
Code for Apps
see QR code
COMAND display
Cleaning ......................................... 310
Combination switch.......................... 110
Connecting a USB device
see also Digital Operator's Man-
ual ..................................................268
Consumption statistics (on-board
computer).......................................... 213
Controller...........................................269
Controlling a speed
see Active Distance Assist DISTRONIC
Convenience closing feature.............. 91
Convenience opening feature............ 91
Coolant (engine)
Checking the level ......................... 303
Display message ............................ 240
8Index

Setting the temperature ................ 123
Rear fog lamp
Display message ............................ 239
Switching on/off........................... 110
Rear seat (folding the backrest for-
wards/back)...................................... 281
Rear seat backrest
Display message ............................ 254
Rear seats
Display message ............................ 254
Rear view camera
"Reverse parking" function ............ 184
Cleaning instructions ..................... 309
Coupling up a trailer function ........ 186
Display in the multimedia system .. 183
General notes ................................ 182
Object detection (function/
notes)............................................ 186
Switching on/off........................... 183
Wide-angle function ....................... 186
Rear window defroster
Problem (malfunction) ................... 126
Switching on/off........................... 125
Rear-view mirror
Dipping (automatic) ....................... 105
Recuperation display........................ 213
Reflective safety jacket.................... 313
Refrigerant (air-conditioning sys-
tem)
Important safety notes .................. 362
Refueling
Fuel gauge....................................... 36
Important safety notes .................. 150
Refueling process .......................... 151
see Fuel
Remote control
Garage door opener ....................... 295
Programming (garage door
opener) .......................................... 296
Replacing bulbs
High-beam headlamps................... 114
Important safety notes .................. 113
Installing/removing the cover
(front wheel arch) .......................... 115
Low-beam headlamps.................... 114
Overview of bulb types .................. 114
Replacing front bulbs (vehicles
with halogen headlamps) ............... 114
Turn signals (front) ......................... 115
Reporting safety defects.................... 31
Rescue card......................................... 32
Reserve (fuel tank)
see Fuel
Reserve fuel
Display message ............................ 243
Warning lamp ................................. 262
Residual heat (climate control)........ 126
Restraint system
Display message ............................ 235
Introduction ..................................... 43
Warning lamp ................................. 262
Warning lamp (function) ................... 44
Reversing feature
Side windows ................................... 90
Sliding sunroof ................................. 93
Tailgate ............................................ 85
Roadside Assistance (breakdown).... 29
Roll away protection
see HOLD function
Roller sunblind
Rear side windows......................... 290
Roof carrier........................................ 288
Roof lining and carpets (cleaning
guidelines)......................................... 312
Roof load (maximum)........................ 363
Route guidance
see also Digital Operator's Man-
ual .................................................. 268
Route guidance active...................... 214
S
Safety
Children in the vehicle ..................... 59
see Occupant safety
see Operating safety
Safety system
see Driving safety systems
SD card
Inserting/removing ........................ 276
Selecting ........................................ 217
SD memory card
see also Digital Operator's Man-
ual.................................................. 268
18Index

The instruction label regarding the refrigeranttype used can be found on the radiator crossmember.
!Only the refrigerant R‑134a and the PAG oilapproved by Mercedes-Benz may be used.The approved PAG oil may not be mixed withany other PAG oil that is not approved forR-134a refrigerant. Otherwise, the climatecontrol system may be damaged.
Service work, such as refilling with refrigerant orreplacing component parts, may only be carriedout by a qualified specialist workshop. All appli-cable regulations, as well as SAE standard J639,must be adhered to.
Always have work on the climate control systemcarried out at a qualified specialist workshop.
Refrigerant instruction label
Example: refrigerant instruction label
CSymbols for hazard and service information
DRefrigerant filling capacity