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.

RELAY CONTROL SYSTEM REFERENCE CHART

Control relay	Input/output	Transmit unit	Control part	Reference information
Headlamp low relay Headlamp high relay	Low beam request signal High beam request signal	BCM (CAN)	Headlamp low Headlamp high	HEADLAMP SYSTEM
Front fog lamp relay	Front fog light request signal	BCM (CAN)	Front fog lamp	FRONT FOG LAMP SYSTEM
Tail lamp relay	Position light request signal	BCM (CAN)	Parking lamp Side marker lamp License plate lamp Tail lamp	PARKING, LICENSE PLATE, SIDE MARKER AND TAIL LAMPS SYSTEM
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	FRONT WIPER AND WASHER SYSTEM
Front wiper relay Front wiper high relay	Front wiper stop position signal	Front wiper motor	Front wiper	FRONT WIPER AND WASHER SYSTEM
Rear window defogger	Rear window defogger switch signal	BCM (CAN)	Rear window defogger	REAR WINDOW DEFOGGER SYSTEM
Horn relay	Theft warning horn request signal Horn reminder signal	BCM (CAN)	Horn	VEHICLE SECURITY SYSTEM
Starter relay^NOTE Starter control relay	Starter control relay signal	BCM (CAN)	Starter motor	B210D STARTER RELAY B210B STARTER CONTROL RELAY
	Steering lock unit condition signal	Steering lock unit
	Starter relay control signal	TCM
	Starter relay control signal	Clutch interlock switch (M/T)
Steering lock relay	Steering lock relay signal	BCM (CAN)	Steering lock unit	B2108 STEERING LOCK RELAY
	Steering lock unit condition signal	Steering lock unit
	CVT shift selector (Detention switch) signal	CVT shift selector (Detention switch)
Cooling fan relay-1 Cooling fan relay-2 Cooling fan relay-3	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)	MAGNET CLUTCH
Ignition relay	Ignition switch ON signal	BCM (CAN)	Ignition relay	B2098 IGNITION RELAY ON STUCK
	Vehicle speed signal	Combination meter (CAN)
	Push-button ignition switch signal	Push-button ignition switch
Daytime running light relay-1 Daytime running light relay-2 NOTE: With daytime running light system	Daytime running light request signal	BCM (CAN)	Headlamp high (High beam at approximately half illumination)	DAYTIME RUNNING LIGHT SYSTEM
NOTE: BCM controls the starter relay.