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Home >> Toyota >> 2017 >> RAV4 XLE, FWD >> Repair and Diagnosis >> Electrical >> Gauges >> Meter / Gauge / Display - Diagnostic Codes & Symptom Tests - (Except Hybrid) >> Meter / Gauge System >> System Diagram [12/2012 - 10/2015] >> System Diagram [12/2012 - 10/2015]

System Diagram [12/2012 - 10/2015]

  1. CAN SIGNAL 

    Refer to SYSTEM DIAGRAM [12/2012 - 11/2013] , or refer to SYSTEM DIAGRAM [11/2013 - 10/2015]

  2. DIRECT LINE SIGNAL 
    Fig 1: Meter / Gauge System Diagram (1 Of 4)
    GTY378761Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 2: Meter / Gauge System Diagram (2 Of 4)
    GTY370282Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 3: Meter / Gauge System Diagram (3 Of 4)
    GTY377974Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 4: Meter / Gauge System Diagram (4 Of 4)
    GTY368321Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. INPUT AND OUTPUT SIGNALS OF COMBINATION METER ASSEMBLY 
    1. Meter or Gauge
      Meter or Gauge Communication Signal Sender Communication Line Receiver
      Speedometer Vehicle speed Brake actuator assembly (skid control ECU) CAN Combination meter assembly
      Tachometer Engine speed ECM CAN Combination meter assembly
      Fuel receiver gauge Fuel level Fuel sender gauge assembly Direct line Combination meter assembly
    2. Warning or Indicator
      Warning or Indicator Communication Signal Sender Communication Line Receiver
      Open door warning light Each door courtesy switch Main body ECU (multiplex network body ECU) CAN Combination meter assembly
      Brake warning light Brake warning light Brake actuator assembly (skid control ECU) CAN Combination meter assembly
      Parking brake switch Main body ECU (multiplex network body ECU)
      Brake fluid level Brake master cylinder reservoir sub-assembly (brake fluid level warning switch) Direct line
      Front seat belt warning light Driver side seat belt buckle switch Airbag sensor assembly CAN Combination meter assembly
      Passenger side seat belt buckle switch
      SRS warning light SRS warning light Airbag sensor assembly CAN Combination meter assembly
      Engine coolant temperature warning light Engine coolant temperature ECM CAN Combination meter assembly
      Charge warning light Charge warning light ECM CAN Combination meter assembly
      Generator assembly Direct line
      Engine oil pressure warning light Engine oil pressure switch Engine oil pressure switch assembly Direct line Combination meter assembly
      A/T OIL TEMP warning light A/T OIL TEMP warning light ECM CAN Combination meter assembly
      EPS warning light EPS warning light Power steering ECU assembly CAN Combination meter assembly
      MIL MIL ECM Direct line Combination meter assembly
      Slip indicator light Slip indicator light Brake actuator assembly (skid control ECU) CAN Combination meter assembly
      VSC OFF indicator light VSC OFF indicator light Brake actuator assembly (skid control ECU) CAN Combination meter assembly
      TRAC OFF indicator light*1 TRAC OFF indicator light Brake actuator assembly (skid control ECU) CAN Combination meter assembly
      ABS warning light ABS warning light Brake actuator assembly (skid control ECU) CAN Combination meter assembly
      Tire pressure warning light*2 Tire pressure warning light Tire pressure warning ECU and receiver CAN Combination meter assembly
      Fuel level warning light Fuel level Fuel sender gauge assembly Direct line Combination meter assembly
      AWD warning light*1 AWD warning 4WD ECU assembly CAN Combination meter assembly
      AWD lock indicator light*1 AWD lock indicator light 4WD ECU assembly CAN Combination meter assembly
      AUTO LSD indicator light*3 AUTO LSD indicator light Brake actuator assembly (skid control ECU) CAN Combination meter assembly
      BSM indicator light*4 BSM indicator light Blind spot monitor sensor CAN Combination meter assembly
      Automatic High Beam indicator light*5 Automatic High Beam indicator light Main body ECU (multiplex network body ECU) CAN Combination meter assembly
      Cruise control indicator light Cruise control indicator light ECM CAN Combination meter assembly
      Cruise control warning
      Smart warning light*6 Smart warning light Certification ECU (smart key ECU assembly) CAN Combination meter assembly
      High beam indicator light High beam indicator light Main body ECU (multiplex network body ECU) Direct line Combination meter assembly
      Front fog indicator light*7 Front fog light FOG FR relay Direct line Combination meter assembly
      Turn indicator light Hazard answer-back Main body ECU (multiplex network body ECU) CAN Combination meter assembly
      Turn signal switch Headlight dimmer switch assembly Direct line
      Hazard warning signal switch Telltale light assembly (hazard warning signal switch)
      Turn signal light operation Combination meter assembly Turn signal lights
      SPORT indicator light SPORT indicator light ECM CAN Combination meter assembly
      ECO MODE indicator light ECO MODE indicator light ECM CAN Combination meter assembly
      Eco driving indicator light Ecology light indicator ECM CAN Combination meter assembly
      SET indicator light SET indicator light ECM CAN Combination meter assembly
      Lane departure alert indicator light*8 Lane departure alert indicator light Lane departure warning camera CAN Combination meter assembly
      MAINT REQD indicator light*9 ODO Brake actuator assembly (skid control ECU) CAN Combination meter assembly
      Washer level indicator light Level warning switch Level warning switch assembly Direct line Combination meter assembly
      1. *1: for AWD
      2. *2: w/ Tire Pressure Warning System
      3. *3: for 2WD
      4. *4: w/ Blind Spot Monitor System
      5. *5: w/ Automatic High Beam System
      6. *6: w/ Smart Key System
      7. *7: w/ Rear Fog Light
      8. *8: w/ Lane Departure Alart System
      9. *9: for U.S.A.
    3. Multi-information Display
      Multi-information Display Communication Signal Sender Communication Line Receiver
      Engine coolant temperature receiver gauge Engine coolant temperature ECM CAN Combination meter assembly
      Eco driving indicator zone display Eco driving indicator zone display level ECM CAN Combination meter assembly
      Outside temperature Vehicle speed Brake actuator assembly (skid control ECU) CAN Combination meter assembly
      Outside temperature Thermister assembly Direct line
      DISP switch Steering pad switch assembly
      Shift position indicator Shift position ECM CAN Combination meter assembly
      Mode indicator
      Transaxle fluid temperature
      Current fuel consumption Engine speed ECM CAN Combination meter assembly
      Fuel consumption amount
      ACC Main body ECU (multiplex network body ECU)
      Vehicle speed Brake actuator assembly (skid control ECU)
      ODO
      Average fuel consumption Engine speed ECM CAN Combination meter assembly
      Fuel consumption amount
      Average fuel consumption reset request
      ACC Main body ECU (multiplex network body ECU)
      Vehicle speed Brake actuator assembly (skid control ECU)
      ODO
      DISP switch Steering pad switch assembly Direct line
      Cruising range Engine speed ECM CAN Combination meter assembly
      Fuel consumption amount
      Engine type
      ACC Main body ECU (multiplex network body ECU)
      Vehicle speed Brake actuator assembly (skid control ECU)
      ODO
      Fuel level Fuel sender gauge assembly Direct line
      Average vehicle speed Engine speed ECM CAN Combination meter assembly
      ACC Main body ECU (multiplex network body ECU)
      Vehicle speed Brake actuator assembly (skid control ECU)
      ODO
      ODO/TRIP meter Transaxle type ECM CAN Combination meter assembly
      ACC Main body ECU (multiplex network body ECU)
      Vehicle speed Brake actuator assembly (skid control ECU)
      ODO
      DISP switch Steering pad switch assembly Direct line
    4. Buzzer
      Buzzer Communication Signal Sender Communication Line Receiver
      Seat belt warning buzzer Shift position P ECM CAN Combination meter assembly
      Shift position R
      Vehicle speed Brake actuator assembly (skid control ECU)
      Parking brake switch Main body ECU (multiplex network body ECU)
      Each door courtesy switch
      Driver side seat belt buckle switch Airbag sensor assembly
      Passenger side seat belt buckle switch
      EPS buzzer EPS warning light Power steering ECU assembly CAN Combination meter assembly
      Smart Key system buzzer*1 Smart Key system buzzer Certification ECU (smart key ECU assembly) CAN Combination meter assembly
      Key reminder buzzer*2 Unlock warning switch Main body ECU (multiplex network body ECU) CAN Combination meter assembly
      Driver side door courtesy light switch
      Brake buzzer Brake buzzer request Brake actuator assembly (skid control ECU) CAN Combination meter assembly
      Engine immobiliser certification buzzer*1 Certification complete Certification ECU (smart key ECU assembly) CAN Combination meter assembly
      PKB-ON driving warning buzzer Parking brake switch Main body ECU (multiplex network body ECU) CAN Combination meter assembly
      Vehicle speed Brake actuator assembly (skid control ECU)
      Driving with any door opened warning buzzer Vehicle speed Brake actuator assembly (skid control ECU) CAN Combination meter assembly
      Each door courtesy switch Main body ECU (multiplex network body ECU)
      Sports shift reject buzzer Sports shift reject buzzer ECM CAN Combination meter assembly
      Light reminder buzzer Headlight or taillight Main body ECU (multiplex network body ECU) CAN Combination meter assembly
      Driver side door courtesy light switch
      Turn signal flasher buzzer Hazard answer-back Main body ECU (multiplex network body ECU) CAN Combination meter assembly
      Turn signal switch Headlight dimmer switch assembly Direct line
      Hazard warning signal switch Telltale light assembly (hazard warning signal switch)
      Slide roof buzzer*3 Slide roof buzzer Main body ECU (multiplex network body ECU) CAN Combination meter assembly
      1. *1: w/ Smart Key System
      2. *2: w/o Smart Key System
      3. *3: w/ Sliding Roof
    5. Others
      Signal Communication Signal Sender Communication Line Receiver
      Meter illumination Auto dimmer Main body ECU (multiplex network body ECU) CAN Combination meter assembly
      Illumination level Light control rheostat Direct line
      Multi-information display change DISP switch Steering pad switch assembly Direct line Combination meter assembly