mercedesbenz Workshop Repair Guides

Mercedes Benz Workshop Service and Repair Manuals

Pressure Sensor, Location|Page 4339 > < Pressure Sensor, Location
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Absolute Pressure Sensor: Description and Operation
Pressure Sensor, Task

Pressure Sensor, Task

B28 

Pressure sensor 

Housing 

Pressure fitting 

Diaphragm 

a, b, c 

Electrical connections

Detecting the absolute pressure in the intake manifold. 
The pressure information is required: 
-

Functional chain test OBD and EURO3/4 (e.g. camshaft adjustment, exhaust gas recirculation or (USA) leak tightness of evaporative emission
control system) 

-

ME2.8: altitude detection for start enrichment 

-

Engine 113.960 with code 479: testing the cylinder shut-off 

Pressure Sensor, Location|Page 4339 > < Pressure Sensor, Location