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: IPDM E/R integrated relays cannot be removed.

Control relay	Input/output	Transmit unit	Control part	Reference
Headlamp low relay	Low beam request signal	BCM (CAN)	Headlamp low Aiming motor (With xenon headlamp)	SYSTEM DESCRIPTION (Xenon headlamp) SYSTEM DESCRIPTION (Halogen headlamp)
Headlamp high relay	High beam request signal	BCM (CAN)	Headlamp high
Front fog lamp relay	Front fog light request signal	BCM (CAN)	Front fog lamp NOTE: With front fog lamp system	FRONT FOG LAMP SYSTEM
Tail lamp relay	Position light request signal	BCM (CAN)	Parking lamp License plate lamp Tail lamp Side marker lamp	PARKING, LICENSE PLATE AND TAIL LAMPS SYSTEM (Xenon headlamp) "SYSTEM DIAGRAM " (Halogen headlamp)
Tail lamp relay	Position light request signal	BCM (CAN)	Illuminations	ILLUMINATION CONTROL SYSTEM
Front wiper relay Front wiper high relay	Front wiper request signal	BCM (CAN)	Front wiper	SYSTEM DESCRIPTION
Front wiper relay Front wiper high relay	Front wiper stop position signal	Front wiper motor	Front wiper	SYSTEM DESCRIPTION
Rear window defogger relay	Rear window defogger switch signal	BCM (CAN)	Rear window defogger	SYSTEM DESCRIPTION
Starter relay	Ignition switch START signal Transmission range switch signal	Ignition switch Transmission range switch	Starter motor	SYSTEM DESCRIPTION (With Intelligent Key) SYSTEM DESCRIPTION (Without Intelligent Key)
Cooling fan relay-1 Cooling fan relay-2 Cooling fan relay-3 Cooling fan relay-4 Cooling fan relay-5	Cooling fan speed request signal	ECM (CAN)	Cooling fan	COOLING FAN CONTROL
A/C relay	A/C compressor request signal	ECM (CAN)	A/C compressor (Magnet clutch)	SYSTEM DESCRIPTION
Ignition relay	Ignition switch ON signal	Ignition switch	Each control unit, sensor, actuator and relay (Ignition power supply)	B2099 IGNITION RELAY OFF STUCK
Horn relay	Horn request signal	BCM (CAN)	Horn	Vehicle security system VEHICLE SECURITY SYSTEM (With Intelligent Key) VEHICLE SECURITY SYSTEM (Without Intelligent Key) Panic alarm INTELLIGENT KEY SYSTEM (With Intelligent Key) REMOTE KEYLESS ENTRY SYSTEM (Without Intelligent Key) Horn reminder INTELLIGENT KEY SYSTEM (With Intelligent Key) REMOTE KEYLESS ENTRY SYSTEM (Without Intelligent Key)
Daytime running light relay NOTE: With daytime running light system	Daytime running light request signal	BCM (CAN)	Headlamp HI (Daytime running light operation)	"SYSTEM DIAGRAM "