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Home >> Toyota >> 2021 >> Highlander Platinum, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 15 (Battery / Charging System (T24A-FTS) - Diagnostic Codes & Symptom Tests) >> Charging System >> VEHICLE CONTROL HISTORY (RoB) [11/2023 - ] >> VEHICLE CONTROL HISTORY (RoB) [11/2023 - ]

VEHICLE CONTROL HISTORY (RoB) [11/2023 - ]

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  1. CHECK VEHICLE CONTROL HISTORY 
    1. Connect the GTS to the DLC3.
    2. Turn the ignition switch to ON.
    3. Turn the GTS on.
    4. Enter the following menus: Powertrain / Engine / Utility / Vehicle Control History (RoB).

      Powertrain > Engine > Utility 

      Tester Display
      Vehicle Control History (RoB)
      VEHICLE CONTROL HISTORY ITEM

      Code Tester Display Measurement Item Diagnostic Note
      X0600 Auxiliary Battery Voltage Low at Start History of low battery voltage at engine control system start -
      X0601 Auxiliary Battery Voltage Low at IG OFF History of low battery voltage when ignition switch off -
      X0602 Auxiliary Battery Discharge at IG OFF History of battery becoming discharged when ignition switch off -
      X0603 Auxiliary Battery Discharge at Running History of battery becoming discharged while vehicle being driven -
      X0606 Auxiliary Battery Voltage Low during Running History of drop in the battery voltage while vehicle being driven -
      X0607 Auxiliary Battery Voltage High during Running History of rise in the battery voltage while vehicle being driven -
  2. CLEAR VEHICLE CONTROL HISTORY 
    1. Connect the GTS to the DLC3.
    2. Turn the ignition switch to ON.
    3. Turn the GTS on.
    4. Enter the following menus: Powertrain / Engine / Utility / Vehicle Control History (RoB) / Clear.
      NOTE:

      By performing this procedure, all stored Vehicle Control History items will be cleared.

  3. VEHICLE CONTROL HISTORY FREEZE FRAME DATA 
    1. Connect the GTS to the DLC3.
    2. Turn the ignition switch to ON.
    3. Turn the GTS on.
    4. Enter the following menus: Powertrain / Engine / Utility / Vehicle Control History (RoB).

      Powertrain > Engine > Utility 

      Tester Display
      Vehicle Control History (RoB)
    5. Select a Vehicle Control History item to access the applicable Freeze Frame Data.
    6. Check the Freeze Frame Data recorded with the Vehicle Control History.
      VEHICLE CONTROL HISTORY DATA

      GTS Display Description
      Total Distance Traveled Driving distance
      Total Distance Traveled - Unit Unit of driving distance
      BATT Voltage Battery voltage
      Initial Engine Battery Minimum Voltage Minimum voltage at engine start
      Alternator Voltage - Non Active Test Requested voltage when the regulator forced operation is not executed
      Alternator Output Duty Ratio LIN terminal output (power generation rate)
      Auxiliary Battery Voltage Battery voltage
      (+B1, +B2 terminal)
      Auxiliary Battery Integrated Current Battery capacity taking into account battery deterioration.
      Smoothed Value of Auxiliary Battery Temperature Calculated battery fluid temperature by battery state sensor assembly
      Auxiliary Battery Internal Resistance Internal resistance of battery
      Auxiliary Battery Internal Resistance Accuracy Information on accuracy of battery internal resistance
      1. Low: Not measured
      2. Middle: Undefined
      3. High: Measured
      4. Disable: Initial value/malfunction
      Auxiliary Battery Charge Rate Battery charge percentage calculated by battery state sensor assembly
      Auxiliary Battery Charging Rate Accuracy Accuracy of battery charge percentage calculated by battery state sensor assembly
      Auxiliary Battery Charging Capacity Charge of battery calculated by battery state sensor assembly
      Auxiliary Battery SOH Accuracy Information on accuracy of battery capacity (SOH)
      1. Low: Not learned
      2. Middle: Undefined
      3. High: Learning completed
      4. Disable: Initial value/malfunction
      Auxiliary Battery Current Battery current
      Auxiliary Battery Charging Integrated Current Battery charging integrated current from time battery was installed to present
      Auxiliary Battery Discharging Integrated Current Battery discharging integrated current from time battery was installed to present
      Auxiliary Battery Integrated Thermal Load Integrated thermal load from time battery was installed to present
      Charging Control Mode Charging control state
      Average Vehicle Speed during Trip Average vehicle speed after engine started during current trip
      Auxiliary Battery Integrated Current during Trip Integrated current of battery detected by battery state sensor assembly during current trip
      Auxiliary Battery Charging Integrated Current when Trip before Last Integrated current charged during the previous trip
      Auxiliary Battery Discharging Integrated Current when Trip before Last Integrated current discharged during the previous trip
      Auxiliary Battery Capacity after IG ON Battery capacity immediately after ignition switch turned to ON
      Auxiliary Battery SOC at IG ON Battery status of charge after ignition switch turned to ON
      Auxiliary Battery Capacity after IG OFF Battery capacity immediately after ignition switch turned off
      Auxiliary Battery SOC at IG OFF Battery status of charge after ignition switch turned off
      Estimated Open Ended Auxiliary Battery Voltage when IG OFF Estimated battery release voltage calculated when ignition switch is off by the battery state sensor assembly
      Auxiliary Battery Average Current during IG OFF Average current while parked (average value of current consumed from when the ignition switch is off until lit is ON)
      IG OFF Time just before IG ON Parking duration (duration from when the ignition switch is off until it is ON)
      Auxiliary Battery Average Current when Auxiliary Battery Voltage Low (during IG OFF) Average current when system judges that voltage is low while parked (average current value when the ignition switch is off until the system judges the voltage is low while parked)
      IG OFF Time when Auxiliary Battery Voltage Low (during IG OFF) Parking duration when system judges that voltage is low while parked (duration from when the ignition switch is off until the system judges the voltage is low while parked)
      Elapsed Time during Auxiliary Battery Voltage Low Elapsed time that battery voltage detected by battery state sensor assembly was below threshold
      Status of Alternator Temperature High High temperature due to heavy load on alternator
      Alternator Max Output Accumulated Time during Trip Accumulated time of alternator maximum output (duty: 100%) during single trip
      Alternator Output Voltage Voltage generated by alternator
      Alternator Speed Speed of alternator
      Alternator Temperature Temperature of alternator
      Alternator Target Voltage Voltage commanded to alternator
      Communication Error with Alternator LIN communication malfunction in alternator
      LIN Communication Error with Auxiliary Battery Sensor LIN communication malfunction in battery state sensor assembly
      Average Engine Speed Average engine speed after engine starts during the current trip
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