Diagnostic Trouble Code (DTC) Information

Condition

Fig 1: Identifying Battery

Courtesy of VOLVO CARS OF NORTH AMERICA.

Diagnostic trouble code (DTC) SUM-0202 is stored if the Suspension Module (SUM) registers that the battery voltage is too high when the ignition is switched on. The diagnostic trouble code (DTC) can be diagnosed when the ignition is on.

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

The Four-C function is blocked.

HINT: For information about abbreviations for the suspension system, see Suspension System, Abbreviations .

Possible Source

Fault in the charging system
Defective control module.

Fault symptom[s]

General warning lamp lit
Message in the display
Four-C does not work.

NOTE: If the fault is intermittent the ABS warning lamp will not go out until the vehicle speed exceeds 10 km/h in the next operating cycle.