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Home >> Mercedes Benz >> 2009 >> E350 Base >> Repair and Diagnosis >> Suspension >> Wheels & Tire System >> Tires, Tire Pressure Monitor & Wheels -- Basic Knowledge -- E350 (211.256) >> Basic Knowledge >> Tire pressure loss warning (RDW) Mercedes-Benz Driver Information Service - GF40.15-P-0002-03T

Tire pressure loss warning (RDW) Mercedes-Benz Driver Information Service - GF40.15-P-0002-03T

Fig 1: Identifying Instrument Cluster Components
G07283919Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

The tire pressure loss warning (RDW) can be displayed in the multifunction display (A1p13) in the instrument cluster (A1).

These can be shown as follows:

IMPORTANT The messages in the multifunction display (A1p13) may be:

System information 

IMPORTANT The tire pressure loss warning (RDW) is only available as of "circuit 15 ON".

Fig 2: Screen Display - Tyre Pressure Monitor Only Available When Ignition Is On
G07249320Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Selection display 

IMPORTANT This display appears when a reactivation is performed

Fig 3: Screen Display - Tyre Pressure Monitor Active
G07249321Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Selection display 

IMPORTANT Once the tires have been checked, the confirmation for the tire pressure loss warning (RDW) is given in this display.

If this confirmation does not follow, the tire pressure loss warning is not active.

Fig 4: Screen Display - Tyre Pressure Now OK
G07249322Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Confirmation display 

IMPORTANT This display appears as confirmation that tire pressure loss warning (RDW) is active.

Fig 5: Screen Display - Tyre Pressure Monitor Reactivated
G07249323Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Warning message 

IMPORTANT Warning message while driving.

The tire pressure loss warning (RDW) has established that the rolling circumferences of the wheels have changed relative to each other. Checking the wheels is necessary.

The message can be acknowledged.

Fig 6: Screen Display - Check Tyres
G07249291Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

System reminder 

IMPORTANT Since the last red warning message the tire pressure loss warning (RDW) has not yet been restarted.

Fig 7: Screen Display - Check Tyres Then Reactivate
G07249325Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

System message 

IMPORTANT With this display the driver's acknowledgment is no longer possible.

Activation is only possible in the workshop using STAR DIAGNOSIS.

Fig 8: Screen Display - Tyre Pressure Monitor Inactive
G07249326Courtesy of MERCEDES-BENZ OF NORTH AMERICA.