Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information

Condition




Diagnostic trouble code (DTC) SUM-0207 is stored if the suspension module (SUM) registers that there is no control of the relay for power supply to the solenoids.

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
- Short-circuit to ground in the power supply cable for one of the solenoids
- Short-circuit to ground in one of the solenoids
- Defective control module.

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