Toyota Avalon Service & Repair Manual: Freeze Frame Data

FREEZE FRAME DATA

FREEZE FRAME DATA

HINT:

  • When a DTC is stored, the freeze frame data stores the current vehicle (sensor) state as.
  • The freeze frame data cannot be cleared or updated until the recorded DTCs are cleared.
Chassis > ABS/VSC/TRAC/EPB

Tester Display

Measurement Item

Range

Normal Condition

Diagnostic Note

Elapsed Time after Freeze Trigger

Elapsed time after freeze trigger

Min.: 0 msec, Max.: 510 msec

-

-

Number of IG ON

Number of times engine switch turned to on (IG) after Freeze Frame Data stored

0 to 31

-

-

Buzzer

Meter buzzer

OFF or ON

OFF: Buzzer off

No change

Stop Light SW

Stop light switch

OFF or ON

OFF: Brake pedal released

ON: Brake pedal depressed

-

Parking Brake SW

Parking brake switch

OFF or ON

OFF: Parking brake released

ON: Parking brake applied

-

Gear Position

Gear position information

P/N, R, 1st-8th, Fail or Not R

Actual gear position

-

Shift Lever Position

Shift lever position information

P/N, R, D/M, 1st-6th/B or Fail

Actual shift lever position

-

Lateral G

Lateral G

Min.: -25.10 m/s2, Max.: 24.90 m/s2

-

During turning: Changes in proportion with lateral acceleration

Forward and Rearward G

Forward and backward G

Min.: - 25.10 m/s2, Max.: 24.90 m/s2

-

During acceleration/deceleration: Changes in proportion with acceleration

FR Wheel Speed

Front wheel speed sensor RH reading

Min.: 0 km/h (0 mph), Max.: 326 km/h (202 mph)

Vehicle stopped: 0 km/h (0 mph)

When driving at constant speed: No large fluctuations

FL Wheel Speed

Front wheel speed sensor LH reading

Min.: 0 km/h (0 mph), Max.: 326 km/h (202 mph)

Vehicle stopped: 0 km/h (0 mph)

When driving at constant speed: No large fluctuations

RR Wheel Speed

Rear wheel speed sensor RH reading

Min.: 0 km/h (0 mph), Max.: 326 km/h (202 mph)

Vehicle stopped: 0 km/h (0 mph)

When driving at constant speed: No large fluctuations

RL Wheel Speed

Rear wheel speed sensor LH reading

Min.: 0 km/h (0 mph), Max.: 326 km/h (202 mph)

Vehicle stopped: 0 km/h (0 mph)

When driving at constant speed: No large fluctuations

Vehicle Speed

Maximum wheel speed sensor reading

Min.: 0 km/h (0 mph), Max.: 326 km/h (202 mph)

Vehicle stopped: 0 km/h (0 mph)

When driving at constant speed: No large fluctuations

Vehicle Speed Grade

Vehicle speed grade

Min.: -25.10 m/s2, Max.: 24.90 m/s2

Vehicle stopped: 0 m/s2

During driving: Changes in proportion with vehicle acceleration/deceleration

Accelerator Opening Angle %

Percentage of accelerator pedal opening angle

Min.: 0.0%, Max.: 127.5%

The accelerator pedal released: 0%

During accelerator pedal operation: Changes in proportion with the pedal movement

Vehicle Speed (Control Value)

Vehicle speed

(control value)

Min.: 0.0 km/h (0.0 mph)

Max.: 326.4 km/h (202.8 mph)

-

-

ECU +B1 Voltage

skid control ECU

(brake actuator assembly) +B1 voltage

0.00 to 20.00 V

11 to 14 V

-

RH Actuator Motor Input Voltage

Parking brake motor RH (parking brake actuator assembly RH) input voltage

0.00 to 20.00 V

-

-

RH Actuator Motor +Terminal Voltage

Parking brake motor RH (parking brake actuator assembly RH) positive (+) terminal side voltage

0.00 to 20.00 V

-

-

RH Actuator Motor -Terminal Voltage

Parking brake motor RH (parking brake actuator assembly RH) negative (-) terminal side voltage

0.00 to 20.00 V

-

-

LH Actuator Motor Input Voltage

Parking brake motor LH (parking brake actuator assembly LH) input voltage

0.00 to 20.00 V

-

-

LH Actuator Motor +Terminal Voltage

Parking brake motor LH (parking brake actuator assembly LH) positive (+) terminal side voltage

0.00 to 20.00 V

-

-

LH Actuator Motor -Terminal Voltage

Parking brake motor LH (parking brake actuator assembly LH) negative (-) terminal side voltage

0.00 to 20.00 V

-

-

EPB Switch

Electric parking brake switch (electric parking brake switch assembly) input

OFF, Lock, Release or Unknown

OFF: Lock switch and release switch are off

Lock: Lock switch on Release: Release switch on

When not normal, electric parking brake switch (electric parking brake switch assembly) release side system may be malfunctioning

HINT:

EPB stands for electric parking brake.

Auto Mode Request

Auto mode request status

OFF or ON

-

-

Shift Position

Position of shift lever

P, N, R, D or Unknown

P: Shift lever in P

N: Shift lever in N

R: Shift lever in R

D: Shift lever in D or S

When not normal, shift position signal system may be malfunctioning

IG Switch

IG power source status

OFF or ON

OFF: IG power source voltage is not input to skid control ECU (brake actuator assembly)

ON: IG power source voltage is input to skid control ECU (brake actuator assembly)

-

Brake Hold Ready

Brake hold control permission status

OFF or ON

-

-

Brake Hold Control Mode

Brake hold control mode

OFF, ON, Release or EPB

OFF: Brake hold control is not operating

ON: Brake hold control is operating

Release: Brake hold control is released

EPB: Parking brake is locked during brake hold control

HINT:

EPB stands for electric parking brake.

RH Actuator Current Status

Parking brake actuator assembly RH monitoring current condition

Valid or Inval

Valid

-

LH Actuator Current Status

Parking brake actuator assembly LH monitoring current condition

Valid or Inval

Valid

-

RH Actuator Nut Stroke

Parking brake actuator assembly RH nut stroke value

0.000 to 8.160 mm (0 to 0.321 in.)

-

-

LH Actuator Nut Stroke

Parking brake actuator assembly LH nut stroke value

0.000 to 8.160 mm (0 to 0.321 in.)

-

-

RH Actuator Motor Actual Current

Parking brake motor RH (parking brake actuator assembly RH) current value

-5.0362 to 50.5000 A

-

-

RH Actuator 0 load Current

Parking brake motor RH (parking brake actuator assembly RH) current calibration value

-5.0362 to 50.5000 A

-

-

LH Actuator Motor Actual Current

Parking brake motor LH (parking brake actuator assembly LH) current value

-5.0362 to 50.5000 A

-

-

LH Actuator 0 load Current

Parking brake motor LH (parking brake actuator assembly LH) current value

-5.0362 to 50.5000 A

-

-

Counter of IG ON After EPB Control Cancel

Number of times the engine switch was turned on (IG) after EPB control was canceled

0 to 255 Times

-

-

RH Actuator Status

Parking brake actuator assembly RH condition

Default, Lock, Lock Dynamic, Release, Lock Faulty, Unexpected, Lock Standby, Release Standby, Lock Dynamic Standby, Release Dynamic Standby, Lock Dynamic Faulty, Lock Standard Control, Lock Dynamic Control, Lock Control for Prevention Loosen by High Temperature, Lock Control for Prevention Slipping Down, Re-Lock Control by Switch, Recovery Lock Control, Lock Control After Dynamic PKB, Release Standard Control, Release Dynamic Control or Full Release Control

-

-

LH Actuator Status

Parking brake actuator assembly LH condition

Default, Lock, Lock Dynamic, Release, Lock Faulty, Unexpected, Lock Standby, Release Standby, Lock Dynamic Standby, Release Dynamic Standby, Lock Dynamic Faulty, Lock Standard Control, Lock Dynamic Control, Lock Control for Prevention Loosen by High Temperature, Lock Control for Prevention Slipping Down, Re-Lock Control by Switch, Recovery Lock Control, Lock Control After Dynamic PKB, Release Standard Control, Release Dynamic Control or Full Release Control

-

-

Detailed Freeze DTC

Number of detailed freeze DTCs

0 to 65535

-

-

RH Actuator Motor Gradient Current

Parking brake motor RH (parking brake actuator assembly RH) current gradient

-5.0362 to 50.5000 A

-

-

LH Actuator Motor Gradient Current

Parking brake motor LH (parking brake actuator assembly LH) current gradient

-5.0362 to 50.5000 A

-

-

RH Actuator Motor Relay1

Parking brake motor relay 1 RH condition

OFF or ON

-

-

RH Actuator Motor Relay2

Parking brake motor relay 2 RH condition

OFF or ON

-

-

RH Actuator Motor Relay3

Parking brake motor relay 3 RH condition

OFF or ON

-

-

RH Actuator Motor Relay4

Parking brake motor relay 4 RH condition

OFF or ON

-

-

LH Actuator Motor Relay1

Parking brake motor relay 1 LH condition

OFF or ON

-

-

LH Actuator Motor Relay2

Parking brake motor relay 2 LH condition

OFF or ON

-

-

LH Actuator Motor Relay3

Parking brake motor relay 3 LH condition

OFF or ON

-

-

LH Actuator Motor Relay4

Parking brake motor relay 4 LH condition

OFF or ON

-

-

RH Actuator Motor Current High

Parking brake motor RH (parking brake actuator assembly RH) overcurrent status

OFF or ON

-

-

RH Actuator Motor Driver Operation Status

Parking brake motor RH (parking brake actuator assembly RH) driver status

OK or NG

-

-

LH Actuator Motor Current High

Parking brake motor LH (parking brake actuator assembly LH) overcurrent status

OFF or ON

-

-

LH Actuator Motor Driver Operation Status

Parking brake motor LH (parking brake actuator assembly LH) driver status

OK or NG

-

-

(a) Using the Techstream, the state of the vehicle (sensors) when the system is operating or when a DTC was stored can be checked.

    Fail-safe Chart

    How To Proceed With Troubleshooting

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