FORD LDM Localization

The channel1 input will be active in BCM failsafe mode, and LB and all corresponding main functions of the LB shall be operational only with “Power Supply Channel 1”( L/RF_Low_Beam_Ckt). Requirements for these specific functions will be described in following sections

Function	Failsafe Requirement
LB Light Output	Required
LB Thermal Derating	Required
LB Bin Sense	Required
Channel Open/Short Detection	Required
N-1 Failure Detection	Required (if enabled)
Active Load Fault Reporting via LIN	Required (if enabled)
Static Bending	Not Required
Light Connected to CH1 Low Side Driver	OFF
Channels 2-4 Assigned to LB	OFF

Table 7: Channel 1 failsafe strategy