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
Front fog lamp relay	Front fog lamp request signal	BCM (CAN)	Front fog lamps (if equipped)	Description
Headlamp high relay Headlamp low relay	High beam request signal Low beam request signal	BCM (CAN)	Headlamp high Headlamp low	System Description Description
Tail lamp relay	Position light request signal	BCM (CAN)	Parking lamps Front side marker lamps License plate lamps Tail lamps Trailer tow relay-1 Illumination system	Description
Front wiper relay Front wiper high relay	Front wiper request signal	BCM (CAN)	Front wiper motor	Symptom Table
Rear window defogger relay	Rear window defogger request signal	BCM (CAN)	Rear window defogger (if equipped)	System Description
A/C relay	A/C request signal	BCM (CAN) ECM (CAN)	A/C compressor	System Description
Heated mirror relay	Heated mirror request signal	BCM (CAN)	Door mirrors (if equipped)	System Diagram
Ignition relay-1	Ignition switch ON signal	BCM (CAN)	Ignition relay-1	DTC Description
	Vehicle speed signal	Combination meter (CAN)
	Push-button ignition switch	Push-button ignition switch
Starter relay	Push-button ignition switch START signal	TCM BCM	Starter motor	System Description
Starter control relay	Push-button ignition switch START signal	TCM BCM	Starter motor	System Description