System Description

SYSTEM DIAGRAM

Courtesy of NISSAN NORTH AMERICA, INC.

System Description

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: To prevent damage to the parts, IPDM E/R integrated relays cannot be removed.

Control relay	Input/output	Transmit unit	Control part	Reference
Fog lamp relay	Fog lamp request signal	BCM (CAN)	Fog lamp (if equipped)	System Description
Headlamp low relay Headlamp high relay	Low beam request signal High beam request signal	BCM (CAN)	Headlamp LO Headlamp HI	System Description
Tail lamp relay	Position light request signal	BCM (CAN)	Parking lamp License plate lamp Tail lamp Illumination system	System Description
Front wiper relay Front wiper high relay	Front wiper request signal	BCM (CAN)	Front wiper motor	System Description
Front wiper relay Front wiper high relay	Front wiper stop position signal	Front wiper motor	Front wiper motor	System Description
Rear window defogger relay	Rear window defogger relay control signal	BCM (CAN)	Rear window defogger	System Description
Starter control relay	Starter control relay signal	BCM (CAN)	Starter motor	System Description
	Transmission range switch signal (CVT models)	Transmission range switch
	Clutch interlock switch signal (M/T models)	Clutch interlock switch
Cooling fan relay-1 Cooling fan relay-2 Cooling fan relay-3	Cooling fan speed request signal	ECM (CAN)	Cooling fan	System Description
A/C relay	A/C compressor request signal	ECM (CAN)	A/C compressor (Magnet clutch) (if equipped)	Compressor Control
Ignition relay-1	Ignition switch ON signal	BCM (CAN)	Each control unit, sensor, actuator and relay (Ignition power supply)