2018 MERCEDES-BENZ CLA refrigerant type

Child
Restrain ts ystem .............................. 56
Child seat
Forward-facing restraint system ...... 59
LATCH-type (ISOFIX) child seat
anchor s. .......................................... .5 7
On th ef ront-pa ssenger seat ............ 58
Rearward-facin gr estraint system .... 59
Top Tether ...................................... .5 7
Child-proof locks
Important safety note s. .................. .5 9
Rear door s. ...................................... 60
Children
Special seat belt retracto r. .............. 55
Children in th ev ehicle
Important safety note s. .................. .5 4
Cigarett el ighter ................................ 244
Cleaning
Mirror tur ns ignal .......................... .2 65
Climate control
Air-conditioning system ................. 111
Automatic climate control (dual-
zone) .............................................. 113
Controlling automatically .............. .1 16
Cooling with ai rd ehumidification .. 115
Defrosting the windows ................. 118
Defrosting the windshield .............. 117
General notes ................................ 110
Indicator lamp ................................ 116
Information about using auto-
matic climate control ..................... 114
Maximum cooling .......................... 118
Notes on using the air-condition-
ing system ..................................... 112
Overview of systems ..................... .1 10
Problem with the rea r window
defroster ........................................ 119
Problems with cooling with air
dehumidification ............................ 116
Refrigerant ..................................... 319
Refrigerant filling capacity ............. 320
Setting the ai rd istribution ............. 116
Setting the ai rv ents ..................... .1 20
Setting the airflow ......................... 117
Setting the temperature ................ 116
Switching air-recirculation mode
on/off ............................................ 119
Switching on/off ........................... 115 Switching residua lh ea to n/off ...... 119
Switching the rear window
defroster on/off ............................ 118
Switching the ZONE function
on/off ............................................ 117
Cockpit
Overview .......................................... 32
COMAND display
Cleaning ......................................... 266
Combination switch .......................... 101
Compass
Calibrating ..................................... 255
Calling up ....................................... 255
Magnetic fiel dz one map s. ............. 255
Setting .......................................... .2 55
Connectin gaU SB device
see also Digita lO perator's Man-
ua l. ................................................ .2 29
Consumptio ns tatistic s( on -board
computer) .......................................... 180
Controller .......................................... .2 30
Convenience closing feature .............. 83
Convenience opening feature ............ 83
Coolan t( en gine)
Checking the leve l. ........................ 260
Display message ............................ 205
Filling capacity ............................... 319
Important safety notes .................. 318
Temperature (on-board computer,
Mercedes-AMG vehicles) .............. .1 88
Temperature gauge ........................ 177
Warning lamp ................................. 225
Cooling
see Climate control
Copyright ............................................. 31
Co rnerin gl i ght function
Di splay message ............................ 202
Cruis ec on trol
Activatio nc onditions ..................... 150
Cruise control leve r. ...................... 149
Deactivating ................................... 150
Display message ............................ 210
Driving system ............................... 149
Function/notes ............................ .1 49
Important safety notes .................. 149
Setting as pee d. ............................. 150Index 7

The antifreeze concentrate/corrosion inhibitor
concentration in the engine cooling system
should: R
be at least 50%. This will protec tt he engine
cooling system against freezin gd own to
approximately -35 ‡( -37 †)R
not exceed 55% (antifreez ep rotection down
to -49 ‡[ -45 †]) .O th erwise ,h ea tw ill no tb e
dissipated as effectively
Mercedes-Ben zr ecommends ac oo lan torc or -
rosio ni nh ibitor/antifreez ec oncentrat ei n
accordance wit h
MB Specification sf or Servic eP ro ducts 310. 1.
i When the vehicle is first delivered, it is filled
with ac oolant mixture that ensures adequate
antifreeze and anti-corrosion protection.
i The coolant is checked with every mainte-
nanc ei nterval at aq ualified specialist work-
shop.
Filling capacities Model Capacity
Mercedes ‑ AMG
vehicles Approx .1 2. 6USq t
(11. 9l )
Al lo th er models
Approx. 8.2 US qt
(7.8 l)
Windshield washe rs ystem
Important safety notes
G WARNING
Windshiel dw as her concentrate coul di gnite if
it comes into contact with hot engine compo-
nents or the exhaust system .T here is ar isk of
fire and injury.
Make sure that no windshield washer con-
centrate is spilled next to the filler neck.
! Only MB SummerFi ta nd MB WinterFit
washer flui ds hould be mixed together. The
spra yn ozzles may otherwise become
blocked.
Do not use distille dord e-ionized water. Other-
wise, the leve ls ensor may give af als er eading. When handling washer fluid, observe the impor-
tant safety notes on service products
( Y
pag e3 15).
At temperatures above freezing: X
Fill the washer flui dr eservoir with am ixture of
water and windshield washer fluid, e.g. MB
SummerFit.
Add 1p art MB SummerFi tto1 00 parts water.
At temperatures below freezing: X
Fill the washer flui dr eservoir with am ixture of
water and washer fluid, e.g. MB WinterFit.
For the correct mixing ratio refer to the infor-
mation on the antifreeze reservoir.
i Add windshield washer fluid, e.g. MB Sum-
merFit or MB WinterFit, to the washer flui da ll
yea rr ound.
Climate control system refrigerant
Important safety notes The climate control system of you rv ehicl eisf il-
led with refrigerant R ‑ 134a.
The instruction label regarding the refrigerant
type use dc an be found on the left, on the under-
side of the hood.
! Only the refrigerant R ‑ 134a and the PAG oil
approved by Mercedes-Benz may be used.
The approved PAG oil may not be mixed with
any other PAG oil that is not approved for
R-134a refrigerant. Otherwise, the climate
control system may be damaged.
Service work, such as refilling with refrigerant or
replacing component parts, may only be carried
out by aq ualified specialist workshop. All appli-
cabl er egulations, as wel lasS AE standard J639,
must be adhered to.
Always have work on the climate control system
carrie do ut at aq ualified specialist workshop.Service products and filling capacities 319
Technical data Z