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System Description

SYSTEM DIAGRAM 

GNSDB148954Courtesy of NISSAN NORTH AMERICA, INC.

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.

NOTE: To prevent to the parts, IPDM E/R integrated relays cannot be removed.
Control relay Input/output Transmit unit Control part Reference
Headlamp relay
  • Low beam request signal
  • High beam request signal
BCM (CAN) Headlamp Refer to System Description .
Front fog lamp relay Front fog light request signal BCM (CAN) Front fog lamp Refer to System Description .
Tail lamp relay Position light request signal BCM (CAN)
  • Parking lamp
  • License plate lamp
  • Tail lamp
  • Side marker lamp
Refer to System Description .
Illumination Refer to System Description .
  • Front wiper relay
  • Front wiper HI/LO relay
  • Front wiper request signal
  • Front wiper service position signal
BCM (CAN) Front wiper motor Refer to System Description .
Front wiper stop position signal Front wiper motor
Horn relay Theft warning horn request signal BCM (CAN) Horn Refer to System Description .
Vehicle security horn relay*2 Vehicle security horn
  • Starter relay*1
  • Starter control relay
Starter control relay signal BCM (CAN) Starter motor Refer to System Description .
Starter relay control signal TCM
A/C relay A/C compressor request signal ECM (CAN) A/C compressor
(Magnet clutch)
Refer to System Description .
Daytime running light relay Daytime running light request signal BCM (CAN) Daytime running light Refer to System Description .
Ignition relay Ignition switch ON signal BCM (CAN) Each control unit, sensor, actuator and relay (Ignition power supply) Refer to DTC Description .
Vehicle speed signal (Meter) Combination meter (CAN)
Push-button ignition switch signal Push-button ignition switch

*1: BCM controls the starter relay.

*2: If equipped.