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 page
  • Headlamp low relay
  • Headlamp high relay
  • Low beam request signal
  • High beam request signal
BCM (CAN)
  • Headlamp low
  • Headlamp high
System Diagram
Tail lamp relay
Position light request signal
BCM (CAN)
  • Parking lamp
  • Side marker lamp
  • License plate lamp
  • Tail lamp
System Diagram
Illuminations
System Diagram
  • Front wiper relay
  • Front wiper high relay
Front wiper request signal
BCM (CAN)
Front wiper
System Diagram
Front wiper stop position signal
Front wiper motor
  • Horn relay 1
  • Horn relay 2
  • Theft warning horn request signal
  • Horn reminder signal
BCM (CAN)
  • Horn (low)
  • Horn (high)
System Diagram
  • Starter relayNOTE
  • Starter control relay
Starter control relay signal
BCM (CAN)
Starter motor
Description,
Description
Steering lock unit condition signal
Steering lock unit
Starter relay control signal
TCM
Steering lock relay
Steering lock relay signal
BCM (CAN)
Steering lock unit
Description
Steering lock unit condition signal
Steering lock unit
Control device (Detention switch) signal
Control device
(Detention switch)
A/C relay
A/C compressor request signal
ECM (CAN)
A/C compressor
(Magnet clutch)
System Diagram
Ignition relay
Ignition switch ON signal
BCM (CAN)
Ignition relay
Description
Vehicle speed signal
Combination meter (CAN)
Push‐button ignition switch signal
Push‐button ignition switch
Daytime running light relay
Daytime running light request signal
BCM (CAN)
Headlamp high
(High beam at approximately half illumination)
System Diagram
NOTE:
BCM controls the starter relay.