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Home >> Nissan-Datsun >> 2014 >> 370Z Base, 2D Convertible, Automatic Trans >> Repair and Diagnosis (Single Page) >> Electrical >> Body Electrical >> Power Control System (IPDM E/R) >> System Description >> Relay Control System >> System Description

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
  • Headlamp high relay
  • Low beam request signal
  • High beam request signal
BCM (CAN)
  • Headlamp low
  • Headlamp high
SYSTEM
Tail lamp relay Position light request signal BCM (CAN)
  • Parking lamp
  • Side marker lamp
  • License plate lamp
  • Tail lamp
PARKING, LICENSE PLATE AND TAIL LAMPS: SYSTEM DIAGRAM
Illuminations ILLUMINATION CONTROL SYSTEM: SYSTEM DIAGRAM
  • Front wiper relay
  • Front wiper high relay
Front wiper request signal BCM (CAN) Front wiper SYSTEM DESCRIPTION
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)
VEHICLE SECURITY SYSTEM
  • Starter relay(1)
  • Starter control relay
Starter control relay signal BCM (CAN) Starter motor B210D STARTER RELAY , B210B STARTER CONTROL RELAY
Starter relay control signal TCM
Clutch interlock switch
A/C relay A/C compressor request signal ECM (CAN) A/C compressor (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
Front fog lamp relay Daytime running light request signal BCM (CAN) Daytime running light AUTO LIGHT FUNCTION
NOTE:
(1) BCM controls the starter relay.