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 .
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.