2001 MERCEDES-BENZ E320 check engine

3 ContentsShelf below rear window .............. 170
Garage door opener ....................... 171
DrivingControl and operation
of radio transmitters ................ 176
The first 1 000 miles
(1 500 km) ................................. 177
Maintenance ................................... 177
Tele Aid ........................................... 178
Catalytic converter ........................ 188
Emission control ............................ 189
Steering lock ................................... 190
Starting and turning off
the engine .................................. 192
Automatic transmission ............... 193
Parking brake .................................202
Driving instructions ......................203
Drive sensibly - Save Fuel .........203
Drinking and driving .................203
Pedals ...........................................203
Power assistance ........................204
Brakes ..........................................204
Driving off ...................................205Parking ........................................ 205
Tires ............................................. 206
Snow chains ............................... 208
Winter driving
instructions ................................ 209
Block heater .................................210
Deep water ................................... 211
Passenger compartment ............ 211
Traveling abroad ......................... 211
Cruise control .................................212
Brake assist system
(BAS) ...........................................215
Antilock brake system
(ABS) ...........................................217
Four Wheel Electronic Traction
System (4MATIC) .......................219
Electronic stability program
(ESP) ........................................... 220
Parking assist
(Parktronic) .............................. 224
What you should know
at the gas station ...................... 229
Check regularly and
before a long trip ...................... 231
Instrument cluster displayMalfunction and
indicator lamps in the
instrument cluster ....................234
On-board
diagnostic system .......................234
Check engine malfunction
indicator lamp .............................234
Brake warning lamp ..................235
Supplemental restraint
system (SRS)
indicator lamp .............................236
Fuel reserve and fuel cap
placement warning ....................236
Electronic stability program
(ESP) — warning lamp ...............237
BAS / ESP malfunction
indicator lamp .............................237
ABS malfunction
indicator lamp .............................237
Seat belt warning lamp .............238
Malfunction and
indicator lamp in
the center console .....................238

4 Contents
AIRBAG OFF
indicator lamp .............................238
Malfunction and warning
messages in the
multifunction display ...............239
DISPLAY DEFECTIVE ................240
BATTERY / ALTERNATOR ......... 241
ABS-SYSTEM ...............................242
BRAKE ASSIST ...........................242
BRAKE LINING WEAR ..............243
BRAKE FLUID .............................243
PARKING BRAKE .......................244
ENGINE FAN ...............................244
COOLANT (coolant level) ..........245
COOLANT TEMP. ........................246
LIGHTING SYSTEM ....................247
LIGHT SENSOR ...........................248
REMOVE KEY .............................248
TELE AID .....................................249
STEERING GEAR OIL .................249
ENGINE OIL LEVEL ...................250
WASHER FLUID .......................... 251
ELEC. STABIL. PROG.
(Electronic stability program) ..252
Practical hintsFirst aid kit ..................................... 254
Stowing things in the vehicle ...... 254
Fuses ............................................... 255
Hood ................................................ 257
Checking engine oil level ............. 260
Automatic transmission
fluid level ................................... 261
Coolant level ................................... 261
Adding coolant ........................... 262
Windshield and headlamp
washer system .......................... 263
Windshield and headlamp
washer fluid mixing ratio ........ 263
Spare wheel, vehicle tools,
storage compartment ............... 264
Vehicle jack .................................... 265
Wheels ............................................ 266
Tire replacement ....................... 266
Rotating wheels ......................... 267
Spare wheel .................................... 268
Spare wheel bolts ...................... 268
Spare wheel .................................... 269Changing wheels ........................... 271
Tire inflation pressure .................. 276
Battery .............................................277
Jump starting ..................................279
Towing the vehicle .........................282
Transmission selector lever,
manually unlocking ..................284
Exterior lamps ................................285
Headlamp assembly ...................286
Taillamp assemblies ..................289
Changing batteries in the
electronic main key .................. 291
Synchronizing
remote control ............................293
Emergency engine
shut-down ..................................293
Rear seat cushion ..........................294
Emergency operation of
sliding / pop-up roof .................295
Manual release for
fuel filler flap .............................296
Replacing wiper blade insert .......296
Trunk lamp .....................................298
Roof rack .........................................298

28 Central locking system
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
General notes on the central locking system
If the electronic key is inserted in the steering lock, the
vehicle cannot be locked or unlocked with the remote
control.
If the vehicle cannot be locked or unlocked:
•Aim tra nsmitter eye a t a re ceiver of eith er front d oor
handle. Check the batteries of the electronic main
key, see page 291 or to synchronize the remote
control, see page 293.
•Use the mechanical key to unlock the vehicle. To
sta rt engine, insert th e electronic key in th e stee ring
lock. There could be a slight delay until the
electronic key can be turned in the steering lock.Important!
When unlocking the driver’s door with the mechanical
key, the exterior lamps will flash and the alarm will
sound.
To cancel the alarm, insert the electronic key in the
steering lock or press buttonŒ or‹ on the
electronic main key.

88 Instrument cluster
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Indicator lamps in the instrument cluster
High beam
ABS malfunction, see page 237
Brake f luid low (except Canada).
Parking brake engaged, see page 202
Brake f luid low (Canada only).
Parking brake engaged, see page 202
BAS malfunction, see page 237
ESP malfunction, see page 237
Fasten seat belts, see page 60
ESP. Adjust driving to road condition,
see page , see page 237Engine malfunction indicator lamp. If the
“CHECK ENGINE” malfunction indicator
lamp comes on when the engine is running,
it indicates a malfunction of the fuel
management system, emission control
system, systems which impact emissions, or
the fuel cap is not closed tight. In all cases,
we recommend that you have the
malfunction checked as soon as possible, see
page 234
SRS malfunction, see page 236
Function indicator lamp on the center console
Front passenger airbag automatically
switched off, see page 238
ABSBRAKE
CHECK
ENGINESRS

117 Engine oil level indicator
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Engine oil level indicator
To check the engine oil level, park vehicle on level
ground, with engine at normal operational temperature.
Check oil level approximately 5 minutes after stopping
the engine, allowing for the oil to return to the oil pan.Turn the electronic key in steering lock to position 2.
To call up the trip odometer and main odometer, press
button è or ÿ on the multifunction steering
wheel until the display appears. See page 96.
Press button j or k on the multifunction
steering wheel repeatedly until the “MEASUREMENT
CORRECT – ONLY IF VEH. LEVEL” engine oil level
indicator appears. This indicator is only a reminder.
Measurement can be cancelled by pressing button j
or k if the vehicle is not parked on level ground. An
incorrect reading will be recorded if you do not cancel
the measurement. Move the vehicle to level ground and
measure again.
The electronic key in steering lock is not in position 2 if
the “ENGINE OIL LEVEL – SWITCH ON IGNITION”
message appears.
The “ENGINE OIL LEVEL – MEASURING NOW”
message is displayed after approximately 3 seconds.

118 Engine oil level indicator
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
One of the following messages will subsequently appear
on the indicator:
“ENGINE OIL LEVEL – O.K.”
No oil needs to be added.
“ENGINE OIL LEVEL – ADD 1.0 QUART”
(Canada: 1.0 L)
“ENGINE OIL LEVEL – ADD 1.5 QUART”
(Canada: 1.5 L)
“ENGINE OIL LEVEL – ADD 2.0 QUART”
(Canada: 2.0 L)
See page 260 for instructions on adding engine oil.
“ENGINE OIL LEVEL – REDUCE OIL LEVEL”
Do not overfill the engine.
Excessive oil must be siphoned or drained off. It could
cause damage to the engine and catalytic converter not
covered by the Mercedes-Benz Limited Warranty.
The message “PERF. SERV. ON TIME” (perform service
[engine oil level check] on time) will be displayed if a
proper oil level check cannot be performed. The engine
oil level check can be repeated after a short time.Perform the engine oil level check with the dipstick, if it
cannot be completed via the multifunction display.
See page 260.
In this case we recommend that you have the system
checked at a Mercedes-Benz Center.
Note:
See “Malfunction and warning messages” on page 239
and page 250 if an engine oil level indicator appears on
the multifunction display when the engine is running.
The engine oil level cannot be checked while the engine
is running. The “ENGINE OIL LEVEL – NOT WHEN
ENGINE ON” message will appear.
Engine oil consumption
Engine oil consumption checks should only be made
after the break-in period. During the break-in period,
higher oil consumption may be noticed and is normal.
Frequent driving at high engine speeds results in
increased consumption.

175 Contents - Driving
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
DrivingControl and operation
of radio transmitters ................ 176
The first 1 000 miles
(1 500 km) ................................. 177
Maintenance ................................... 177
Tele Aid ........................................... 178
Catalytic converter ........................ 188
Emission control ............................ 189
Steering lock ................................... 190
Starting and turning off
the engine .................................. 192
Automatic transmission ............... 193
Parking brake .................................202Driving instructions ...................... 203
Drive sensibly - Save Fuel ........ 203
Drinking and driving ................ 203
Pedals .......................................... 203
Power assistance ........................ 204
Brakes .......................................... 204
Driving off ................................... 205
Parking ........................................ 205
Tires ............................................. 206
Snow chains ............................... 208
Winter driving
instructions ................................ 209
Block heater .................................210
Deep water ................................... 211
Passenger compartment ............ 211
Traveling abroad ......................... 211Cruise control ................................. 212
Brake assist system
(BAS) ........................................... 215
Antilock brake system
(ABS) ........................................... 217
Four Wheel Electronic Traction
System (4MATIC) ...................... 219
Electronic stability program
(ESP) ...........................................220
Parking assist
(Parktronic) ..............................224
What you should know
at the gas station .......................229
Check regularly and
before a long trip ...................... 231

192 Starting and turning off the engine
Technical
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Starting and turning off the engine
Before starting
Ensure that parking brake is engaged and that selector
lever is in position “P” or “N”. Turn electronic key in
steering lock to position 2.
Starting
Do not depress accelerator.
Briefly turn electronic key in steering lock clockwise to
the stop and release. The starter will engage until the
engine is running.
If engine will not run, and the starting procedure stops,
turn electronic key completely to the left and repeat
starting the engine.
After several unsuccessful attempts, have the system
checked at the nearest authorized Mercedes-Benz
Center.Important!
Due to the installed starter non-repeat feature, the
electronic key must be turned completely to the left
before attempting to start the engine again.
In areas where temperatures frequently drop below
-4°F(-20°C) we rec omm end tha t a n e ng ine bl ock h eater
be installed. Your authorized Mercedes-Benz Center will
advise you on this subject, see page 210.
Turning off
Turn t he electronic key in th e steering lock to position 0
to stop the engine.
The electronic key can only be removed with the
selector lever in position “P”.