Battery MERCEDES-BENZ E-CLASS WAGON 2001 W210 Owner's Guide

298 Electronic main key
Te ch n ica l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hintsCar care Index
Changing batteries in the electronic main key
1Transmit buttons
2Lamp for battery check and function control
Checking batteries
If one of the transmit buttons (1) is pressed, the battery
check lamp (2) lights up briefly – indicating that the
batteries are in order.
Change batteries if the battery check lamp (2) does not
light up briefly.Changing batteries
Move locking tab (3) in direction of right arrow and
remove mechanical key (4, left arrow).
P80.20-2200-26
1
2
P80.35-2028-26
4
3

299 Electronic main key
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data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hintsCar care Index Insert mechanical key (4) in side opening (5) to open
latch. Press briefly (do not use mechanical key as lever)
to release battery compartment.
Remove mechanical key from side opening.
Carefully remove battery compartment in direction of
arrow (6).Change batteries (7), inserting new ones under contact
spring (8) with plus (+) side facing up.
Return battery compartment into housing until locked
in place and slide mechanical key back into electronic
main key.
P80.35-2026-26
5
4
6
P80.35-2027-26
78

300 Electronic main key
Te ch n ica l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hintsCar care Index
Important!
Batteries contain materials that can harm the
environment if disposed of improperly. Recycling of
batteries is the preferred method of disposal. For
disposal, please follow manufacturer’s recommendation
on battery package.
Replacement Battery:
Lithium, type CR 2025 or equivalent.
Synchronizing remote control
The remote control may have to be resynchronized, if
the vehicle cannot be locked or unlocked.
To synchronize insert electronic key in starter switch.
The remote control should once again be operational.Emergency engine shut-down
If the engine can no longer be stopped using the
electronic key, the engine can be turned off by removing
two fuses.
For easy removal of fuses use the fuse extractor
(supplied with vehicle tool kit) to pull out the fuses
marked on the fuse chart as “ENGINE EMERGENCY
OFF”.
The fuse chart is also located in the vehicle tool kit,
seepage272.
For fuses see page 263.

320 Technical data
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and controlsOperation DrivingInstrument
cluster displayPractical hints Car care Index
Rims – Tires Electrical system
Rims (light alloy)
Wheel offset7
1/2 J x 16 H 2
1.6 in (41 mm)
All season tires:
Radial-ply tires 215 / 55 R 16 93 H
Winter tires:
Radial-ply tires 215 / 55 R 16 93 H M+S
Spare wheel
Rim (steel)
Wheel offset7
1/2 J x 16 H 2
1.6 in (41 mm)
All season tire:
Radial-ply tire 215 / 55 R 16 93 HGenerator (alternator) 14 V / 115 A
Starter motor 12V / 1.7 kW
Battery 12V / 100 Ah
Spark plugs
Electrode gap
Tightening torqueBosch F 8 DPER
Beru 14 FGH 8 DPUR X 2
NGK PFR 5 R-11
0.039 in (1.0 mm)
15 – 22 ft.lb (20 – 30 Nm)

331
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data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hints Car careIndex Economy ..................................................................... 129
Front center console
compartment ventilation .................................... 133
Rear passenger compartment
adjustable air outlet ............................................. 134
Rear window defroster ............................................. 130
Residual engine heat utilization (REST) ............... 132
Special settings ......................................................... 129
Automatic transmission ............................................... 201
Emergency operation ...............................................209
Fluid level ...................................................................269
Program mode selector switch ...............................208
Selector lever position ..............................................204
Transmission selector lever,
manually unlocking .............................................290
BBabySmart
TM airbag deactivation system ..................... 67
Self-test ......................................................................... 67
BAS (Brake assist system) ............................................223
Malfunction indicator lamp .....................................245
Battery .............................................................................283
Battery recycling .......................................................284
BATTERY / ALTERNATOR -
malfunction and warning messages ......................249Block heater .................................................................... 218
BRAKE ASSIST -
malfunction and warning messages ..................... 250
Brake assist system (BAS) ........................................... 223
Malfunction indicator lamp .................................... 245
Brake fluid ..................................................................... 324
BRAKE FLUID -
malfunction and warning messages ......................251
BRAKE LINING WEAR -
malfunction and warning messages ......................251
Brake pad wear ...............................................................251
Brake warning lamp ..................................................... 243
Brake fluid low ......................................................... 243
Brakes ................................................... 212, 223, 225, 228
CCapacities
Fuels, coolants, lubricants etc. .............................. 322
Cargo tie-down rings .....................................................177
Catalytic converter ......................................................... 196
Cellular telephone ..........................................................178
Center console .................................................................. 20
Central locking switch .................................................... 36
Central locking system .................................................... 29
Automatic central locking .........................................37

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cluster displayPractical hints Car careIndex
MMaintenance ................................................................... 185
Malfunction and indicator lamp
in the center console ................................................246
Malfunction and indicator lamps
in the instrument cluster .........................................242
Malfunction and warning messages ...........................247
ABS-SYSTEM .............................................................250
BATTERY / ALTERNATOR .......................................249
BRAKE ASSIST ..........................................................250
BRAKE FLUID ............................................................ 251
BRAKE LINING WEAR ............................................. 251
COOLANT (coolant level) .........................................253
COOLANT TEMP. .......................................................254
DISPLAY DEFECTIVE (engine control unit) .........248
DISPLAY DEFECTIVE (several systems) ...............248
ELEC. STABIL. PROG. ...............................................260
ENGINE FAN ..............................................................252
ENGINE OIL LEVEL ..................................................258
LIGHT SENSOR .........................................................256
LIGHTING SYSTEM ...................................................255
PARKING BRAKE ......................................................252
REMOVE KEY ............................................................256
STEERING GEAR OIL ...............................................257
TELE AID ....................................................................257WASHER FLUID ........................................................ 259
Malfunction message memory ....................................108
Manual release for fuel filler flap .............................. 302
Mechanical keys ............................................................... 33
Memory ................................................................ 47, 81, 84
Recalling ....................................................................... 48
Storing ........................................................................... 47
Mirror, exterior, adjusting ..............................................83
Mirror, exterior, rear view ..............................................83
Mirror, inside, rear view ................................................. 82
Multicontour seat ............................................................. 53
Multifunction display ...................................................... 92
Audio systems ..............................................................97
Engine oil level indicator ...........................................96
FSS (Flexible service system) ................................... 96
Individual settings .................................................... 110
Malfunction message memory ............................... 108
Navigation system .....................................................105
Telephone ...................................................................100
Trip and main odometer ............................................ 96
Trip computer ............................................................106
Vehicle speed ............................................................... 96
Multifunction steering wheel .........................................92
Setting the audio volume ......................................... 113

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cluster displayPractical hints Car careIndex
NNavigation system - Multifunctions display .............. 105
Night security Illumination ......................................... 120OOn-board diagnostic system .........................................242
Operator’s manual ............................................................. 8
Outside temperature indicator ...................................... 90
Overhead control panel ................................................... 21PPanic button ...................................................................... 33
Parcel net in front passenger footwell ....................... 178
Parking ............................................................................ 213
Parking assist (Parktronic) ..........................................232
Malfunction ...............................................................236
Parktronic switch ......................................................236
Sensors .......................................................................233
Warning indicators ...................................................234
Parking brake ...............................210, 212, 213, 229, 243
PA R K I N G B R A K E -
malfunction and warning messages ......................252Power assistance ............................................................ 212
Power seats, front ............................................................. 44
Power windows ............................................................... 154
Blocking of rear door window operation ............... 155
Opening and closing ...................................................32
Synchronizing ........................................................... 156
Problems with your vehicle ............................................ 14
Product information .......................................................... 7
RRadio transmitters ......................................................... 184
Rain sensor ..................................................................... 123
Rear view mirrors ............................................................82
Antiglare night position .............................................82
Exterior ......................................................................... 83
Inside ............................................................................82
Parking position ..........................................................85
Storing mirror positions in memory ........................84
Rear window defroster .................................................. 130
Rear window wiper/washer .........................................124
Rear-facing bench seat .................................................. 174
Remote control .................................................................29
Battery replacement ................................................ 298