Vehicles Without Steering Wheel Buttons - Mercedes-Benz Sprinter Operator's Manual

Display messages
Display messages on vehicles without steering wheel buttons
Display messages
NO TPMS
NO TPMS
— — TPMS
¯
dEF Chk
Possible causes/consequences and M Solutions
NO
The message is displayed for 30 seconds. The
is also displayed after 30 seconds.
The tire pressure monitor has malfunctioned.
X
Have the tire pressure monitor and the wheels checked at a
qualified specialist workshop.
NO
The message is displayed for 30 seconds. The
is also displayed after 30 seconds.
The tire pressure monitor is not receiving signals from one or more
wheels because:
a wheel has been replaced with the spare wheel without wheel
R
electronics.
the maximum temperature on one of the wheel electronics units
R
has been exceeded.
the wheel electronics are malfunctioning.
R
X
Have wheels with suitable wheel electronics units installed at a
qualified specialist workshop.
——
The message is displayed for 30 seconds. The
is also displayed after 30 seconds.
The pressure in one or more tires is too low or there is a significant
difference between tire pressures on individual wheels.
X
Check the tire pressure at the next opportunity and correct it if
necessary ( Y page 281).
In addition, the yellow ; engine diagnosis indicator lamp and
the yellow å DEF indicator lamp light up and a warning tone
sounds.
The DEF reducing agent is contaminated, diluted or is not
compliant with ISO 22241.
After the message appears for the first time, and under normal
driving conditions, you can continue driving for approximately
50 miles (80 km). After this, a warning tone sequence sounds. The
engine can then only be started another sixteen times.
X
Have the DEF tank cleaned and refilled at a qualified specialist
workshop as soon as possible.
Troubleshooting
TPMS
message
TPMS
message
TPMS
message
199
Z