FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

GF32.22-P-4004E AIRmatic Level Adjustment, Function



GF32.22-P-4004E AIRmatic level adjustment, function
- with CODE (491) U.S. version






The vehicle level is either raised or lowered according to the vehicle speed and the setting of the level adjustment switch (N72s18). There are 3 possible vehicle levels:
^ Normal vehicle level
^ Lowered vehicle level (automatic only)
^ Raised vehicle level (manual only)

The switch position selected by the driver is saved even after the ignition is turned off until the driver changes the setting again manually or until the setting is canceled automatically after a certain speed or time threshold is exceeded.

Level adjustment switch (N72s18) actuated (effective from 0 km/h to < 120 km/h)
^ Engine running.
^ The vehicle is set to the normal level A (10 mm).
^ The raised vehicle level C (20 mm) is set shortly after the driver actuates the switch.

Display in multifunction display in instrument cluster "AIRmatic raising vehicle".

^ At v > 80 km/h for longer than 5 minutes - driver's request for "raised level" is canceled and vehicle level is lowered to normal level A (0 mm).

Display in multifunction display in instrument cluster "AIRmatic level selection deleted".

^ At v > 120 km/h - driver's request for "raised level" is canceled and vehicle is lowered automatically (immediately) to lowered level B (-15 mm).

Display in multifunction display in instrument cluster "AIRmatic level selection deleted".

^ At v < 60 km/h vehicle level is reset to normal level A (0 mm).

If the vehicle speed v > 80 km/h is not maintained for longer than 5 minutes or if the vehicle does not exceed v =120 km/h, the vehicle remains raised until the driver sets the level adjustment switch to "normal level".

Level adjustment switch (N72s18) not actuated
^ Engine running.
^ The vehicle is set to the normal level A (0 mm).
^ At v > 110 km/h - vehicle level lowered automatically to lowered level B (-15 mm).
^ At v < 60 km/h vehicle level is reset to normal level A (0 mm).

Note
With the comfort and sport switch if the setting "Sport 1" or "Sport 2" is set, the vehicle is lowered to the normal level (0 mm), if necessary.