CHECK VEHICLE CONTROL HISTORY (HYBRID CONTROL SYSTEM)
Connect the GTS to the DLC3.
Turn the power switch on (IG).
Turn the GTS on.
Enter the following menus: Powertrain / Hybrid Control / Utility / Vehicle Control History.
| Tester Display |
|---|
| Vehicle Control History |
| Tester Display | Measurement Item | Diagnostic Note |
|---|---|---|
| Hybrid Battery Pack Sensor Module Mismatch | Displays if the wrong type of battery voltage sensor is installed. | |
| Hybrid Battery Cooling Performance Decrement | History of poor HV battery cooling performance | |
| Shift R/D/B(S) Operation during Ready OFF | History of attempts to change shift state to reverse (R), drive (D) or B with power switch on (IG) | - |
| Shift D Operation during Backward Movement | History of attempts to change shift state to drive (D) while backing up | - |
| Shift R Operation during Forward Movement | History of attempts to change shift state to reverse (R) while driving forward | - |
| Shift R/D Operation during Ready OFF | History of shift state being changed to neutral (N) due to shift lever being held in R or D with power switch on (IG) | - |
| Shift Position Uncertain | Shift position cannot be determined | - |
| Quick Shift Operation to Shift Position N during Running | History of shift state being changed to neutral (N) while driving, without shift lever being held in N for a short time | - |
| HV System Start Up Failure by Very Low Temperature | History of hybrid control system starting failure due to extremely cold environment | - |
| HV System Start Up Failure by Immobiliser Unmatch | History of hybrid control system starting failure due to immobiliser system key verification failure | - |
| Ready ON Failure by Shift Operation | History of READY ON failure due to shift operation | - |
| Auxiliary Battery Voltage Low (HV) | History of drop in hybrid vehicle control ECU power source voltage | Stored when the auxiliary battery voltage to the hybrid control ECU drops below 9.5 V. |
| Auxiliary Battery Voltage Low (Inverter) | History of drop in motor generator control ECU (MG ECU) power source voltage | Stored when the auxiliary battery voltage to the motor generator control ECU (MG ECU) drops to 8.0 V or less. |
| HV System Stop Operation during Running | History of hybrid control system being turned off by pressing power switch while vehicle being driven | Stored when the power switch is turned off when the vehicle speed is 3 km/h (2 mph) or more. |
| Generator Temperature High | History of extremely high generator (MG1) temperature and hybrid system overheated warning message being displayed | Stored when the generator (MG1) temperature exceeds a specified value. |
| Generator Inverter Temperature High | History of extremely high generator (MG1) inverter temperature and hybrid system overheated warning message being displayed | Stored when the generator (MG1) inverter temperature exceeds a specified value. |
| Motor Temperature High | History of extremely high motor (MG2) temperature and hybrid system overheated warning message being displayed | - |
| Motor Inverter Temperature High | History of extremely high motor (MG2) inverter temperature and hybrid system overheated warning message being displayed | Stored when the motor (MG2) inverter temperature exceeds a specified value. |
| Boosting Converter Temperature High | History of extremely high boost converter temperature and hybrid system overheated warning message being displayed | - |
| Staying Prevention Control | History of operation of retention prevention function | Stored when the engine speed remains in the resonance range. |
| Hybrid Battery Protection in Neutral Shift Position | History of hybrid battery discharge warning message being displayed when vehicle left with shift lever in N | - |
| HV Coolant Temperature High | History of extremely high coolant (for inverter) temperature | Stored when the coolant (for inverter) temperature is 65°C or more. |
| Hybrid Battery Voltage Low | History of hybrid control system starting failure due to low HV battery voltage | - |
| HV System Start Up Failure by Hybrid Battery Unmatch | History of hybrid control system starting failure due to an inappropriate HV battery | - |
| Engine Malfunction (Poor Engine Power) | History of vehicle state during engine malfunction (poor engine power) (This information can be helpful for performing troubleshooting.) |
Stored when the ECM stores an SFI system DTC. Make sure to clear Vehicle Control History after performing troubleshooting related to this item. As all Vehicle Control History should be cleared after performing troubleshooting related this item, make sure to check any other output Vehicle Control History items and perform any troubleshooting for them before clearing Vehicle Control History. |
| Engine Malfunction (Engine does not Start) | History of vehicle state during engine malfunction (engine does not start) (This information can be helpful for performing troubleshooting.) |
Stored when the ECM stores an SFI system DTC. Make sure to clear Vehicle Control History after performing troubleshooting related to this item. As all Vehicle Control History should be cleared after performing troubleshooting related this item, make sure to check any other output Vehicle Control History items and perform any troubleshooting for them before clearing Vehicle Control History. |
| Engine Malfunction (Crankshaft Position Sensor Signal) | History of vehicle state during engine malfunction (abnormal crankshaft position sensor signal) (This information can be helpful for performing troubleshooting.) |
Stored when the ECM stores an SFI system DTC. Make sure to clear Vehicle Control History after performing troubleshooting related to this item. As all Vehicle Control History should be cleared after performing troubleshooting related this item, make sure to check any other output Vehicle Control History items and perform any troubleshooting for them before clearing Vehicle Control History. |
| Engine Malfunction (GO Signal) | History of vehicle state during engine malfunction (GO signal) (This information can be helpful for performing troubleshooting.) |
Stored when the ECM stores an SFI system DTC. Make sure to clear Vehicle Control History after performing troubleshooting related to this item. As all Vehicle Control History should be cleared after performing troubleshooting related this item, make sure to check any other output Vehicle Control History items and perform any troubleshooting for them before clearing Vehicle Control History. |
| Engine Malfunction (Component Malfunction) | History of vehicle state during engine malfunction (engine component malfunction) (This information can be helpful for performing troubleshooting.) |
Stored when the ECM stores an SFI system DTC. Make sure to clear Vehicle Control History after performing troubleshooting related to this item. As all Vehicle Control History should be cleared after performing troubleshooting related this item, make sure to check any other output Vehicle Control History items and perform any troubleshooting for them before clearing Vehicle Control History. |
| Driver Exited Vehicle when Shift Position Wasn't P | History of vehicle speed exceeding threshold after driver left vehicle with shift position other than shift lever in P | - |
| Accelerator Depress when Shift P Position during Ready ON | History of accelerator pedal depressed in P position when power switch on (READY) | - |
| Auxiliary Battery Voltage Low at Start | History of low auxiliary battery voltage at hybrid control system start | - |
| Auxiliary Battery Voltage Low at IG OFF | History of low auxiliary battery voltage when power switch off | - |
| Auxiliary Battery Discharge at IG OFF | History of auxiliary battery becoming discharged when power switch off | - |
| Auxiliary Battery Discharge at Running | History of auxiliary battery becoming discharged while vehicle being driven | - |
CLEAR VEHICLE CONTROL HISTORY (HYBRID CONTROL SYSTEM)
Connect the GTS to the DLC3.
Turn the power switch on (IG).
Enter the following menus: Powertrain / Hybrid Control / Utility / Vehicle Control History (Clear).
Note
By performing this procedure, all stored Vehicle Control History items will be cleared.
VEHICLE CONTROL HISTORY FREEZE FRAME DATA (HYBRID CONTROL SYSTEM)
Connect the GTS to the DLC3.
Turn the power switch on (IG).
Turn the GTS on.
Enter the following menus: Powertrain / EV / Utility / Vehicle Control History.
Select a vehicle control history item to access the applicable freeze frame data.
Check the freeze frame Data recorded with the Vehicle Control History.
| GTS Display | Description |
|---|---|
| Target Engine Power | Refer to DATA LIST / ACTIVE TEST |
| Execute Engine Power | ↑ |
| Target Engine Revolution | ↑ |
| Starter SW Signal | ↑ |
| Engine Idling Request | ↑ |
| Engine Start Request (A/C) | ↑ |
| Engine Start Request (Engine Warm-up) | ↑ |
| Engine Start Request (Hybrid Battery Charging) | ↑ |
| Engine Mode | ↑ |
| Engine Stop Request | ↑ |
| Engine Stop F/C Status | ↑ |
| Lack of Fuel | ↑ |
| Accelerator Position | ↑ |
| Accelerator Pedal Status | ↑ |
| Master Cylinder Control Torque | ↑ |
| Shift Position | ↑ |
| Shift Position (Meter) | ↑ |
| Transaxle Oil Temperature | ↑ |
| FR Wheel Speed | ↑ |
| FL Wheel Speed | ↑ |
| RR Wheel Speed | ↑ |
| RL Wheel Speed | ↑ |
| Forward and Rearward G | Refer to DATA LIST / ACTIVE TEST (ELECTRONICALLY CONTROLLED BRAKE SYSTEM) |
| Lateral G | ↑ |
| Yaw Rate Value | ↑ |
| Atmospheric Pressure | Refer to DATA LIST / ACTIVE TEST |
| Ambient Temperature | ↑ |
| Smoothed Value of BATT Voltage | ↑ |
| Total Distance Traveled | ↑ |
| Total Distance Traveled | ↑ |
| IGB Signal Status | ↑ |
| IG2 Signal Status | ↑ |
| Ready Signal | ↑ |
| HV Activate Condition | ↑ |
| MG Activate Condition | ↑ |
| DSS Control Status | ↑ |
| Generate Torque (Request from DSS) | ↑ |
| Primary Driving Force Adjustment Result | ↑ |
| WIN Control Limit Power | ↑ |
| WOUT Control Limit Power | ↑ |
| A/C Consumption Power | ↑ |
| Powertrain Drive Mode Switch | ↑ |
| EV Mode | ↑ |
| EV Mode SW | ↑ |
| Airbag Status (Collision) | ↑ |
| Airbag Status (Safing) | ↑ |
| Airbag Status (Normal) | ↑ |
| Crank Position | ↑ |
| Generator Revolution | ↑ |
| Target Generator Torque | ↑ |
| Generator Torque | ↑ |
| Motor Revolution | ↑ |
| Target Motor Torque | ↑ |
| Motor Torque | ↑ |
| Request Motor Regenerative Brake Torque | ↑ |
| Motor Regenerate Brake Execution Torque | ↑ |
| Generator Temperature | ↑ |
| Motor Temperature | ↑ |
| Generator Inverter Temperature | ↑ |
| Motor Inverter Temperature | ↑ |
| Generator Inverter Operation Request | ↑ |
| Motor Inverter Operation Request | ↑ |
| Boosting Converter Operation Request | ↑ |
| Generator Carrier Frequency | ↑ |
| Generator Control Mode | ↑ |
| Motor Carrier Frequency | ↑ |
| Motor Control Mode | ↑ |
| Boosting Converter Carrier Frequency | ↑ |
| VL-Voltage before Boosting | ↑ |
| VH-Voltage after Boosting | ↑ |
| Boost Ratio | ↑ |
| Inverter Coolant Water Temperature | ↑ |
| Inverter Water Pump Revolution | ↑ |
| Inverter Emergency Shutdown (Main CPU) | ↑ |
| Inverter Emergency Shutdown (Sub CPU) | ↑ |
| Hybrid Battery Voltage | ↑ |
| Hybrid Battery Current for Hybrid Battery Control | ↑ |
| Hybrid Battery SOC | ↑ |
| Auxiliary Battery Current | ↑ |
| Smoothed Value of Auxiliary Battery Temperature | ↑ |
| Shift Position Sensor (PNB) | ↑ |
| Shift Position Sensor (PR) | ↑ |
| Shift Position Sensor (DB2) | ↑ |
| Shift Position Sensor (DB1) | ↑ |
| Shift Position Sensor (N) | ↑ |
| Shift Position Sensor (R) | ↑ |
| Shift Position Sensor (P) | ↑ |
| Cruise Vehicle Speed | Refer to DATA LIST / ACTIVE TEST (CRUISE CONTROL SYSTEM) Refer to DATA LIST / ACTIVE TEST (DYNAMIC RADAR CRUISE CONTROL SYSTEM) |
| Cruise Memory Vehicle Speed | ↑ |
| Cruise Request Throttle Opening Angle | ↑ |
| Cruise Target Acceleration | ↑ |
| Driving Support ECU Target Acceleration | ↑ |
| Cruise Request Driving Force | ↑ |
| Cruise Request Driving Force Feedback Status | ↑ |
| Cruise Control Permission Condition | ↑ |
| Cruise Control Condition | ↑ |
| Cruise Main Switch Operation Condition | ↑ |
| Accelerator Pedal | ↑ |
| Cruise Brake Cancel Switch | ↑ |
| Stop Light Switch Main-CPU | ↑ |
| Stop Light Switch Sub-CPU | ↑ |
| Request Manual Cancel | ↑ |
| Request Automatic Cancel | ↑ |
| Cruise Brake Control Decision | ↑ |
| Cruise Brake Control Permission Condition | ↑ |
CHECK VEHICLE CONTROL HISTORY (SRS AIRBAG)
Tech Tips
A part of the control history can be confirmed using the vehicle control history.