Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Data List / Active Test

Shutter Operation State

Grille shutter operation state

Standby, Open, Close or Prohibit

Standby: Grille shutter in standby mode

Open: Grille shutter opening

Close: Grille shutter closing

Prohibit: Grille shutter operation disabled

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Shutter Control State

Grille shutter control state

Normal or Maintenance

Normal: Normal mode

Maintenance: Maintenance mode

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Close Motor Lock

Motor lock detection state during grille shutter closing operation

Undetected or Detected

Undetected: Motor lock not detected during closing operation

Detected: Motor lock detected during closing operation

Displays statu of last closing operation

Open Motor Lock

Motor lock detection state during grille shutter opening operation

Undetected or Detected

Undetected: Motor lock not detected during opening operation

Detected: Motor lock detected during opening operation

Displays statu of last opening operation

+B Power Voltage

Auxiliary battery voltage

Min.: 0.8 V, Max.: 20 V

11 to 14 V

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Last Operation Direction

Direction of last grille shutter operation

Unknown, Open or Close

Unknown: Direction of last grille shutter operation unknown

Open: Last grille shutter operation was in opening direction

Close: Last grille shutter operation was in closing direction

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Shutter Operation Initialization Result

Result of grille shutter system initialization

OK or NG

OK: Initialization was completed successfully

NG: Initialization was not completed successfully

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Shutter Operation Half-Open Result for Active Test

Result of Active Test Shutter Half-Open Operation

OK or NG

OK: Operation is normal

NG: Operation is abnormal

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Shutter Operation Lock Detection Result for Active Test

Result of Active Test Shutter Closing Operation Lock Detection and Shutter Opening Operation Lock Detection

Normal, Open Error or Close Error

Normal: Normal lock detected

Open Error: Lock detected in abnormal position while performing Active Test Shutter Opening Operation Lock Detection

Close Error: Lock detected in abnormal position while performing Active Test Shutter Closing Operation Lock Detection

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Shutter Operation Fixed Length Result for Active Test

Result of Active Test Shutter Closing Operation Fixed Length and Shutter Opening Operation Fixed Length

Normal, Open Error or Close Error

Normal: Normal operation length

Open Error: Abnormal operation length while performing Active Test Shutter Opening Operation Fixed Length

Close Error: Abnormal operation length while performing Active Test Shutter Closing Operation Fixed Length

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Shutter Operation Mode

Grille shutter operation mode

Normal Mode, Change Sleep Mode, Sleep Mode or Release Sleep Mode

Normal Mode: Normal mode

Change Sleep Mode: Winter control transition mode

Sleep Mode: Winter control mode

Release Sleep Mode: Winter control cancel mode

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Last Operation Pulse Value

Number of pulses of last grille shutter operation

0 to 65535 edge

Between 0 to 65535 edge

-

Current Position

Current grille shutter position

0 to 65535 edge

Between 0 to 65535 edge

-

Maximum Open Position

Grille shutter open position

0 to 65535 edge

Between 0 to 65535 edge

-

Maximum Close Position

Grille shutter closed position

0 to 65535 edge

Between 0 to 65535 edge

-

Shutter Initialization

Grille shutter system initialization

Incomplete or Complete

Incomplete: Grille shutter system initialization has not been completed

Complete: Grille shutter system initialization has been completed

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End Shaft SW

End shaft switch state

Unset, Fully Open Position, Fully Closed Position or Half Open Position

Unset: Grille shutter position unknown

Fully Open Position: Grille shutter in fully open position

Fully Closed Position: Grille shutter in fully closed position

Half Open Position: Grille shutter between fully open and fully closed position

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Ambient Temperature

Ambient Temperature

-78.75 to 78.125°C

Actual ambient temperature displayed (in °C)

-

Regulator Pressure Sensor

Refrigerant pressure

0.0147 to 3.7450 MPa

Actual refrigerant pressure displayed (in MPa)

-

Engine Coolant Temperature

Engine coolant temperature

16 to 127°C

Actual engine coolant temperature displayed (in °C)

-

Code Clear Request Flag

Reception condition of DTC clear request signal to the grille shutter ECU from the ECM

0 or 1

0: Not receiving DTC clear request signal

1: Receiving DTC clear request signal

-

Driving Cycle Change Flag

Reception condition of driving cycle transition signal from ECM*

0 or 1

0: Not receiving driving cycle transition signal

1: Receiving driving cycle transition signal

Not applicable

IG SW

Power switch

0 or 1

0: Power switch off or on (ACC)

1: Power switch on (IG)

-

HV Control Coolant Temperature

Inverter coolant temperature

16 to 127°C

Actual inverter coolant temperature displayed (in °C)

-

Shutter Open Request

Reception condition of grille shutter open request signal from hybrid vehicle control ECU assembly

0 or 1

0: Not receiving grille shutter open request signal

1: Receiving grille shutter open request signal

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HV Control Coolant Temperature Error Flag

Inverter coolant temperature sensor condition sent from hybrid vehicle control ECU assembly

0 or 1

0: Inverter coolant temperature sensor is normal

1: Inverter coolant temperature sensor is malfunctioning

-

Vehicle Speed

Vehicle speed

0 to 255 km/h

Actual vehicle speed displayed (in km/h)

-

Number of DTC

Number of DTCs currently stored

0 to 255

Number of DTCs will be displayed

-

Shutter Closing Operation Lock Detection

Function to perform a closing operation until motor lock is detected and the motor stops

OFF/Close

-

Shutter Opening Operation Lock Detection

Function to perform an opening operation until motor lock is detected and the motor stops

OFF/Open

-

Shutter Closing Operation Fixed Length

Function to perform a closing operation until motor lock is detected or the motor operates a specified amount

OFF/Close

-

Shutter Opening Operation Fixed Length

Function to perform an opening operation until motor lock is detected or the motor operates a specified amount

OFF/Open

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Shutter Half-Open Operation

Function to perform an opening or closing operation until the grille shutter reaches the half open position

OFF/ON

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