Diagnostic Trouble Code (DTC) Information FSM-U300088

Condition

Forward Sensing Module (FSM) communicates with forward-sensing radar via CAN-communication.

The diagnostic trouble code (DTC) is stored if the control module detects that:

Open circuit on CAN-net between Forward Sensing Module (FSM) and forward-sensing radar.

The control module's test for the diagnostic trouble code (DTC) starts in the event of:

Fig 1: Identifying Control Module

Courtesy of VOLVO CARS CORPORATION

Substitute Value

Possible Source

Open circuit on CAN-net between Forward Sensing Module (FSM) and forward-sensing radar.

Fault symptom[s]

Warning lights and chimes/Bulb failure indication/no indication
Brake pedal/Excessive "brake pedal effort" required
Warning lights and chimes/Front monitoring/Active safety indication/no indication
Text window and warning symbol/Text message
Front monitoring/Active safety/Driver Alert Control does not work
Front monitoring/Active safety/Lane Departure Warning does not work