Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information

Condition




The control module must contain a compatible software version in order for the Four-C function to work satisfactorily. Diagnostic trouble code (DTC) SUM-0211 is stored if the suspension module (SUM) detects that the software is not compatible with the control module.

Note! The test is carried out every other operating cycle. The Suspension module (SUM) defines an operating cycle as ignition on and ignition off.

Substitute value
- Four-C control is switched off.

Hint: For information about abbreviations, see Suspension system, abbreviations Description and Operation.

Possible source
- Software not compatible with the suspension module (SUM)
- Defective control module.

Fault symptom[s]
- General warning lamp lit
- Message in the display
- Four-C does not work.