Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information FSM-C1A6797

Condition
Forward Sensing Module (FSM) communicates with forward-sensing radar.
The diagnostic trouble code (DTC) is stored if the control module detects that:
- Forward sensing radar detects that the unit is blocked or hidden by, e.g., heavy rain or wet snow.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Vehicle speed exceeds 30 km/h.

Note! The control module can only detect the fault once the test has been started and the diagnostic trouble code (DTC) is stored when the conditions are met.





Substitute value
- None.

Possible source
- Forward sensing radar blocked or hidden by, e.g., heavy rain or wet snow on the surface in front of the radar.

Fault symptom[s]
- Text window and warning symbol/Text message
- Collision avoidance driver support; No Functionality
- Cruise control/Does not engage
- Warning lights and chimes/Front monitoring/Active safety indication/no indication
- Warning lights and chimes/Bulb failure indication/no indication