Altimetry / inclination measurement Malfunction of the air-pressure sensor / sensor only delivers a constant value
|  | Description
|  | Effects on the driving operation
|  | Possible causes
|  | Location
|  | Instruction
|  | Setting conditions for the event
|  | Test conditions for the event
|  | Final function check
|  | See also:
Description Malfunction of the air-pressure sensor / sensor only delivers a constant value Effects on the driving operation Unable to use the topography-related shift program Possible causes Defective air-pressure sensor (in the E300.1 control unit) Location Control unit E300.1 Instruction Replace the control unit, if a topography-related shift program configuration is required. Setting conditions for the event Pressure value has not changed for more than 3 seconds. Test conditions for the event No description available. Final function check If the defective component cannot be clearly identified, you should try to reproduce the fault: Reinstall the component in the vehicle. Test the function. After the fault has been eliminated, the following steps have to be carried out: Conduct a test drive with function check. Read out the fault memory. Check the transmission for leaks. Perform a final visual inspection. These steps are necessary to ensure the entire vehicle functions. See also:
|  | Aftersales service index
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