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Home >> Infiniti >> 2016 >> Q50 Base, AWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission (Introduction, Wiring Diagrams And Basic Inspection) (Except Hybrid) >> System Description >> Component Parts >> A/T Control System >> Component Location

Component Location

GNSJSDIB0002ZZ-002Courtesy of NISSAN NORTH AMERICA, INC.
WZ-A Trunk room upper WZ-B A/T shift selector assembly WZ-C Transmission assembly
No. Component Function
WHITE-1 Chassis control module Mainly transmits the following signal to TCM via CAN communication.
  • Drive mode signal

Refer to COMPONENT LOCATION for detailed installation location.
WHITE-2 Combination meter Mainly transmits the following signal to TCM via CAN communication.
  • Vehicle speed signal
  • Manual mode signal
  • Non-manual mode signal
  • Manual mode upshift signal
  • Manual mode downshift signal
  • Paddle shifter upshift signal*1
  • Paddle shifter downshift signal*1

Mainly receives the following signals from TCM via CAN communication.
  • Shift position signal
  • Manual mode shift refusal signal

Refer to COMPONENT LOCATION for detailed installation location.
WHITE-3 Paddle shifter (down)*1 PADDLE SHIFTER 
WHITE-4 Paddle shifter (up)*1 PADDLE SHIFTER 
WHITE-5 Selector lever position indicator SELECTOR LEVER POSITION INDICATOR 
WHITE-6 Drive mode select switch DRIVE MODE SELECT SWITCH
WHITE-7 Sub electric oil pump inverter SUB ELECTRIC OIL PUMP INVERTER 
WHITE-8 BCM Mainly transmits the following signal to TCM via CAN communication.
  • Stop lamp switch signal

Refer to COMPONENT LOCATION for detailed installation location.
WHITE-9 ECM Mainly transmits the following signal to TCM via CAN communication.
  • Engine and A/T integrated control signal
    NOTE:

    General term for the communication (torque-down permission, torque-down request, etc.) exchanged between the ECM and TCM.

  • Engine speed signal
  • Engine coolant temperature signal
  • Accelerator pedal position signal
  • Closed throttle position signal
  • Wide open throttle position signal
  • ASCD OD cancel request signal

Refer to COMPONENT LOCATION for detailed installation location.
WHITE-10 ABS actuator and electric unit (control unit) Mainly transmits the following signal to TCM via CAN communication.
  • ABS operation signal
  • TCS gear keep request signal
  • A/T shift schedule change demand signal
  • Side G sensor signal

Refer to COMPONENT LOCATION for detailed installation location.
WHITE-11 Sub electric oil pump relay SUB ELECTRIC OIL PUMP INVERTER 
WHITE-12 TCM relay TCM RELAY 
WHITE-13 Manual mode switch Position select switch (up) MANUAL MODE SWITCH 
WHITE-14 Position select switch (down)
WHITE-15 Mode select switch
WHITE-16 A/T assembly connector -
WHITE-17 Output speed sensor OUTPUT SPEED SENSOR 
WHITE-18 Control valve & TCM TCM*2 TCM 
Transmission range switch*2 TRANSMISSION RANGE SWITCH 
Input speed sensor 1, 2*2 INPUT SPEED SENSOR 
A/T fluid temperature sensor*2 A/T FLUID TEMPERATURE SENSOR 
Input clutch solenoid valve*2 INPUT CLUTCH SOLENOID VALVE 
Direct clutch solenoid valve*2 DIRECT CLUTCH SOLENOID VALVE 
High and low reverse clutch solenoid valve*2 HIGH AND LOW REVERSE CLUTCH SOLENOID VALVE 
Front brake solenoid valve*2 FRONT BRAKE SOLENOID VALVE 
Low brake solenoid valve*2 LOW BRAKE SOLENOID VALVE 
2346 brake solenoid valve*2 2346 BRAKE SOLENOID VALVE 
Anti-interlock solenoid valve*2 ANTI-INTERLOCK SOLENOID VALVE 
Line pressure solenoid valve*2 LINE PRESSURE SOLENOID VALVE 
Torque converter clutch solenoid valve*2 TORQUE CONVERTER CLUTCH SOLENOID VALVE 
High and low reverse clutch pressure sensor*2 HIGH AND LOW REVERSE CLUTCH PRESSURE SENSOR 
WHITE-19 Sub electric oil pump SUB ELECTRIC OIL PUMP 

*1: With paddle shifter

*2: These components are included in control valve & TCM.