Page 477 of 666
475 Practical hints
What to do if ...
5
•
The red coolant warning
lamp lights up while the en-
gine is running.
The coolant temperature is too high.
\1Do not drive any further.
\1Consult an authorized Sprinter Dealer.
If the vehicle is switched off after being sub-
jected to extreme loads (for example driving
in mountainous terrain, trailer towing, etc.),
the coolant warning lamp may light up when
the ignition is switched on or the engine is
restarted. Run the engine for approximately
1 minute at idling speed.
Consult an authorized Sprinter Dealer if the
coolant warning lamp remains lit.
A
The yellow reserve fuel
warning lamp lights up while
the vehicle is in motion.
The fuel level has fallen into the reserve range.
\1Refuel at the nearest refueling station
(\2page 316).
Problem
Possible cause / result
Suggested solutions
nf_BA.book Page 475 Friday, January 25, 2008 3:53 PM
Page 478 of 666
476 Practical hintsWhat to do if ...
5
A
The yellow reserve fuel
warning lamp lights up while
the engine is running and
the gauge for the fuel tank
shows zero although there is
still fuel in the tank.
The fuel filler cap is not closed.
\1Close the fuel filler cap. A clicking
sound indicates that the fuel filler cap is
closed.
\1If the malfunction continues to be indi-
cated, have it rectified immediately at
an authorized Sprinter Dealer.
q
The yellow preglow indicator
lamp lights up while the en-
gine is running.
There is a malfunction in the preglow system.
\1Consult an authorized Sprinter Dealer.
Problem
Possible cause / result
Suggested solutions
nf_BA.book Page 476 Friday, January 25, 2008 3:53 PM
Page 479 of 666

477 Practical hints
What to do if ...
5
Problem
Possible cause / result
Suggested solutions
±
The yellow engine diagnostic
indicator lamp lights up or
flashes while the engine is
running.
The fuel tank has run dry.
The engine may be running in emergency mode.
\1Refuel at the nearest refueling station.
\1On vehicles with a diesel engine:
Bleed the fuel system (\2page 544).
\1
Start the engine three to four times after refu-
eling. Emergency mode will be canceled. You
do not need to have your vehicle checked.
There is a malfunction:
\4in the fuel injection system
\4in the ignition system
1
\4in the exhaust system.
The emission limit values may be exceeded and
the engine may be running in emergency mode.
Engine power output may be reduced.
\1Have the vehicle checked immediately at
an authorized Sprinter Dealer.
‰
The yellow air cleaner indica-
tor lamp
2 lights up while the
ignition is on.
The service limit for the air cleaner has been
reached. The air cleaner is dirty.
\1Have the filter cartridge replaced at an au-
thorized Sprinter Dealer.
1 Only vehicles with a gasoline engine.
2 Only vehicles with a diesel engine.
nf_BA.book Page 477 Friday, January 25, 2008 3:53 PM
Page 480 of 666
478 Practical hintsWhat to do if ...
5
Problem
Possible cause / result
Suggested solutions
X
USA only:
Combination low tire pressure/
TPMS malfunction telltale for
TPMS lights up continuously.
Canada only:
Low tire pressure telltale for
TPMS lights up continuously.
WARNING
G
The TPMS detects a loss of pressure in at least
one tire.
\1Carefully bring the vehicle to a halt,
avoiding abrupt steering and braking
maneuvers. Observe the traffic situa-
tion around you.
\1Read and observe messages in the mul-
tifunction display.
If the tire inflation pressure in the respec-
tive tire(s) has (have) been corrected, the
combination low tire pressure/TPMS mal-
function telltale goes out after a few min-
utes of driving.
nf_BA.book Page 478 Friday, January 25, 2008 3:53 PM
Page 484 of 666
482 Practical hintsWhat to do if ...
5
Problem
Possible cause / result
Suggested solutions
/
The yellow water separator indi-
cator lamp
1 lights up while the ig-
nition is on.
The water that has collected in the water sepa-
rator has reached the maximum level.
\1Drain the water separator
(\2page 542).
\1Have the water separator drained at an
authorized Sprinter Dealer.
W
The yellow washer fluid level indi-
cator lamp for the windshield
washer / headlamp cleaning sys-
tem lights up after the engine is
started or while the vehicle is in
motion.
The windshield washer fluid level is too low.
\1Check the fluid level in the reservoir
and add windshield washer fluid if nec-
essary (\2page 333).
<
The red seat belt telltale lights up
for approximately 6 seconds
when the ignition is switched on.
A signal also sounds.
The telltale reminds you to fasten your seat
belt.
\1Fasten your seat belt.
nf_BA.book Page 482 Friday, January 25, 2008 3:53 PM
Page 485 of 666
483 Practical hints
What to do if ...
5
.
The yellow bulb indicator lamp
lights up while the ignition is on.
One of the bulbs of the exterior lighting or on
the trailer is malfunctioning.
\1Have the malfunction rectified as soon
as possible at an authorized Sprinter
Dealer.
9
The yellow “door open” indicator
lamp lights up while the vehicle is
in motion.
You are already driving at walking pace, even
though not all the doors or the hood are closed.
\1Close the doors or the hood.
1 Only vehicles with a diesel engine.
nf_BA.book Page 483 Friday, January 25, 2008 3:53 PM
Page 491 of 666

489 Practical hints
Display messages
5
The operating system shows warnings,
malfunctions or additional information in
the display.
Certain messages are accompanied by a
warning signal or a permanent tone.
High-priority messages are highlighted
in red in the display.
Please respond in accordance with the
messages and follow the additional
notes in these Operating instructions.
\4
Low-priority messages can be ac-
knowledged using the
è
, ·
,
j
or
k
buttons on the steer-
ing wheel or using the reset button
on the instrument cluster
(
\2
page 142). They are then stored
in the malfunction memory.
\4
Highest-priority messages cannot be
acknowledged and are automatically
stored in the malfunction memory.
If you select the Malfunction memory
menu in the operating system
(
\2
page 160), the acknowledged and
unacknowledged messages will appear.
Display messages on vehicles with
steering wheel buttons
Warning
G
No messages can be displayed if there is
a failure of the instrument cluster and / or
the display. You will not then be able to
see information about the vehicle status,
such as speed and outside temperature,
warning and indicator lamps, malfunction
and warning messages or the failure of
systems. Handling characteristics may be
affected.
Continued
nf_BA.book Page 489 Friday, January 25, 2008 3:53 PM
Page 508 of 666
506 Practical hintsDisplay messages
5
.
Trailer tail lamp
A trailer tail lamp or license plate lamp is
malfunctioning.
\1Change the bulb as soon as possible.
Switch off lights
You have forgotten to switch off the lights
when leaving the vehicle.
\1Switch off the lights.
Lights on auto-
matic.
Remove key
Automatic headlamp mode is active
(\2page 132). The key is in the ignition lock
and the driver’s door is open.
\1Remove the key.
I
Replace key
Visit
workshop
The authorization to drive must be checked.
\1Visit an authorized Sprinter Dealer.
Display symbol
Display message
Possible cause / result
Possible solution
nf_BA.book Page 506 Friday, January 25, 2008 3:53 PM