
247 Malfunction and indicator lamps
Te ch n i c a l
data Instruments 
and controlsOperation DrivingInstrument 
cluster displayPractical hints Car care Index Electronic stability program (ESP) — warning lamp
The yellow ESP warning lamp in the 
speedometer dial comes on with the 
electronic key in steering lock position 2. It 
should go out with engine running.
See page 229 and 230 if the warning lamp lights up or 
flashes when the vehicle is moving.BAS / ESP malfunction indicator lamp
The malfunction indicator lamp for the ESP 
is combined with that of the BAS.
The yellow BAS / ESP malfunction indicator 
lamp in the instrument cluster comes on with the 
electronic key in steering lock position 2. It should go 
out with the engine running.
If the BAS / ESP malfunction indicator lamp remains 
illuminated with the engine running, see page 225 for 
notes on brake assist system (BAS) and page 230 for 
notes on electronic stability program (ESP). 

250 Malfunction and warning messages
Te ch n i c a l
data Instruments 
and controlsOperation DrivingInstrument 
cluster displayPractical hints Car care Index
Malfunction and warning messages in the 
multifunction display
Malfunction and warning messages for the following 
systems will be displayed immediately in the 
multifunction display.
These messages can be cleared from the instrument 
cluster by:
•using theJbutton on the instrument cluster, or
•pressing button j, k, è or ÿ on the 
multifunction steering wheel.
They are then stored in the malfunction message 
memory. See page 108. Notes:
Certain malfunction and warning messages are 
accompanied by an audible signal.
Malfunction and warning messages in red are always 
accompanied by an audible signal.
Temporary messages such as “SWITCH OFF LIGHTS” 
will not be stored in the malfunction message memory.
Wa r n i n g !
All messages contain important information which 
should be taken note of and, where malfunction 
indicated, addressed as soon as possible at an 
authorized Mercedes-Benz Center.Failure to repair condition noted may cause 
damage not covered by the Mercedes-Benz Limited 
Warranty, or result in property damage or personal 
injury. 

258 Malfunction and warning messages
Te ch n i c a l
data Instruments 
and controlsOperation DrivingInstrument 
cluster displayPractical hints Car care Index
LIGHTING SYSTEMWhen the message appears after starting the engine, or 
if it come on while driving, this indicates a failure in the 
parking lamp, taillamp, stop lamp, or low beam 
headlamp. See page 297 for instructions on replacing 
bulbs.
If an exterior lamp fails, the message will appear only 
when that lamp is switched on.
If a brake lamp fails, the message will appear when 
applying the brake and stays on until the engine is 
turned off.
Note:
If additional lighting is installed (e.g. auxiliary 
headlamps etc.) be certain to connect into the fuse 
before the failure indicator monitoring unit order to 
avoid damaging the system.
Line 1 Line 2
LAMP DEFECTIVE CHECK LAMPS!
DISPLAY DEFECTIVE VISIT WORKSHOP! 

259 Malfunction and warning messages
Te ch n i c a l
data Instruments 
and controlsOperation DrivingInstrument 
cluster displayPractical hints Car care Index LIGHT SENSOR
With the electronic key removed and the driver’s door 
open, a warning sounds and the message “SWITCH OFF 
LIGHTS!” appears in the multifunction indicator if the 
vehicle’s exterior lamps (except standing lamps) are not 
switched off.REMOVE KEY
This message plus an audible alarm indicate that the 
electronic key is in steering lock position 0 or 1, and the 
driver’s door is open.
Line 1 Line 2
SWITCH OFF LIGHTS!
Line 1 Line 2
REMOVE KEY!
P54.30-3573-21 

292 Jump starting
Te ch n i c a l
data Instruments 
and controlsOperation DrivingInstrument 
cluster displayPractical hintsCar care Index
Jump start the car by using the battery terminals located 
under hood.
Proceed as follows:
1. Position the vehicle with the charged battery so that 
the jumper cables will reach, but never let the 
vehicles touch. Make sure the jumper cables do not 
have loose or missing insulation.
2. On both vehicles:
•Turn off engine and all lights and accessories, 
except hazard warning flashers or work lights.
•Apply parking brake and shift selector lever to 
position “P”.
Important!
3. Lift cover (1) and clamp one end of the first jumper 
cable to the positive (+) under hood terminal (2) of 
the discharged battery and the other end to the 
positive (+) terminal of the charged battery. Make 
sure the cable clamps do not touch any other metal 
parts. 

341 Index
Te ch n i c a l
data Instruments 
and controlsOperation DrivingInstrument 
cluster displayPractical hints Car careIndex
HHazard warning flasher switch  ................................... 125
Head restraints
Front seat  ..................................................................... 48
Rear seat ....................................................................... 49
Rear seat head restraint, storage  .............................. 50
Synchronizing ............................................................. 44
Headlamp cleaning system  .......................................... 121
Headlights ........................................................................119
Heated seats  ..................................................................... 52
High beams
Combination switch .................................................. 122
Hood ................................................................................. 270IIdentification labels ....................................................... 323
Illuminated vanity mirrors ........................................... 161
Indicator lamps in the instrument cluster .......... 88, 244
Individual settings ..........................................................110
Infant and child restraint systems  ................................ 77
Information call
See Tele Aid  ............................................................... 188
Instrument cluster  ........................................................... 86Activating .....................................................................89
Illumination ................................................................. 89
Indicator lamps ............................................................ 88
Instruments and controls  ............................................... 18
Interior
General notes  ............................................................. 162
Interior lighting .............................................................. 159
JJump starting  ..................................................................291KKeys, changing batteries  .............................................. 304
Keys, vehicle  .....................................................................24LLamps, exterior
Fog lamps  ........................................................... 119, 301
Headlamps ........................................ 119, 258, 298, 316
Parking lamps ........................................... 119, 300, 301
Replacing bulbs  ........................................................ 297 

342 Index
Te ch n i c a l
data Instruments 
and controlsOperation DrivingInstrument 
cluster displayPractical hints Car careIndex
Side marker lamp, front ................................... 119, 303
Standing lamps ......................................... 119, 300, 301
Taillamps  ........................................... 119, 258, 301, 316
Layout of poly-V-belt drive ............................................ 324
LIGHT SENSOR - malfunction and warning
messages .................................................................... 259
Lighter ............................................................................. 168
LIGHTING SYSTEM - malfunction and warning 
messages .................................................................... 258
Limp home mode  ........................................................... 211
Loading instructions  ..................................................... 177
Locking and unlocking  ................................................... 29
Low beams
Exterior lamps  ...........................................................297
MMaintenance ................................................................... 187
Malfunction and indicator lamp in the 
center console  ...........................................................249
Malfunction and indicator lamps in the instrument 
cluster .........................................................................244
Malfunction and warning messages ...........................250
ABS-SYSTEM ............................................................. 253
BATTERY / ALTERNATOR  .......................................252
BRAKE ASSIST  ..........................................................253BRAKE FLUID  ........................................................... 254
BRAKE LINING WEAR  ............................................ 254
COOLANT (coolant level)  ........................................ 256
COOLANT TEMP.  ...................................................... 257
DISPLAY DEFECTIVE (engine control unit)  .........251
DISPLAY DEFECTIVE (several systems) ................251
ELEC. STABIL. PROG.  .............................................. 263
ENGINE FAN  ............................................................. 255
ENGINE OIL LEVEL  .................................................. 261
LIGHT SENSOR ......................................................... 259
LIGHTING SYSTEM  .................................................. 258
PARKING BRAKE  ..................................................... 255
REMOVE KEY  ........................................................... 259
STEERING GEAR OIL  ............................................... 260
TELE AID  ................................................................... 263
WASHER FLUID ........................................................ 262
Malfunction message memory  .................................... 108
Manual release for fuel filler flap  .............................. 308
Mechanical keys  ............................................................... 31
Memory ................................................................ 45, 81, 84
Recalling ....................................................................... 46
Storing ...........................................................................45
Mirror, exterior, adjusting  .............................................. 83
Mirror, exterior, rear view  .............................................. 83
Mirror, inside, rear view  .................................................82
Multicontour seat  ............................................................. 51 

346 Index
Te ch n i c a l
data Instruments 
and controlsOperation DrivingInstrument 
cluster displayPractical hints Car careIndex
TELE AID - malfunction and warning messages  ...... 263
Telephone ........................................................................ 100
General notes ............................................................. 186
Incoming call  ............................................................. 104
Redialing .................................................................... 102
Telephone book  ......................................................... 100
Telephones and two-way radios ................................... 186
The first 1 000 miles (1 500 km)  ................................ 187
Tires ................................................................................. 216
Driving instructions  ................................................. 216
Rims and tires  ...........................................................326
Rotating wheels ......................................................... 280
Tire inflation pressure  ............................................. 287
Tire replacement ....................................................... 279
Tire speed rating  ....................................................... 218
Tire traction  ............................................................... 218
Winter driving instructions  .................................... 219
Tool kit
Vehicle tools ............................................................... 277
Tow-away alarm ................................................................ 41
Towing the vehicle ......................................................... 294
Transmission selector lever, manually unlocking .... 296
Traveling abroad  ............................................................ 221
Trip computer  ................................................................. 106
Trip odometer  ................................................................... 91
Turn signal failure  ......................................................... 122Turn signals  ....................................................................122
VVanity mirrors  ................................................................ 161
Vehicle jack  .................................................................... 278
Vehicle tools  ................................................................... 277
Ventilated seats  ................................................................54WWa r n i n g  l a m p s
Indicator lamps in the instrument cluster  .............. 88
Warranty Coverage  ....................................................... 322
WASHER FLUID - malfunction and warning
messages ................................................................... 262
What you should know at the gas station  ................. 239
Wheels ............................................................................ 279
Changing ................................................................... 282
Light alloy wheels  ..................................................... 318
Rims and tires  .......................................................... 326
Rotating ..................................................................... 280
Spare wheel ................................................................ 281
Where to find it  ................................................................ 13