System Description

Courtesy of NISSAN NORTH AMERICA, INC.

IPDM E/R activates the internal control circuit to perform the relay ON-OFF control according to the input signals from various sensors and the request signals received from control units via CAN communication.

CAUTION: IPDM E/R integrated relays cannot be removed.

Control relay	Input/output	Transmit unit	Control part	Reference
Headlamp low relay Headlamp high relay	Low beam request signal High beam request signal	BCM (CAN)	Headlamp low Headlamp high	Refer to System Description .
Tail lamp relay	Position light request signal	BCM (CAN)	Parking lamp Side marker lamp License plate lamp Tail lamp	Refer to System Description .
Tail lamp relay	Position light request signal	BCM (CAN)	Illuminations	Refer to System Description .
Front wiper relay Front wiper high relay	Front wiper request signal	BCM (CAN)	Front wiper	Refer to System Description .
Front wiper relay Front wiper high relay	Front wiper stop position signal	Front wiper motor	Front wiper	Refer to System Description .
Horn relay 1 Horn relay 2	Theft warning horn request signal Horn reminder signal	BCM (CAN)	Horn (low) Horn (high)	Refer to System Description .
Starter relay ^NOTE Starter control relay	Starter control relay signal	BCM (CAN)	Starter motor	Refer to Component Description . Refer to Component Description .
	Starter relay control signal	TCM
	Starter relay control signal	Clutch interlock switch
A/C relay	A/C compressor request signal	ECM (CAN)	A/C compressor (magnet clutch)	Refer to System Description .
Ignition relay	Ignition switch ON signal	BCM (CAN)	Ignition relay	Refer to Component Description .
	Vehicle speed signal	Combination meter (CAN)
	Push-button ignition switch signal	Push-button ignition switch
Front fog lamp relay	Daytime running light request signal	BCM (CAN)	Daytime running light	Refer to System Description .

NOTE: BCM controls the starter relay.