Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Freeze Frame Data

FREEZE FRAME DATA

DESCRIPTION

(a) Whenever a lane departure alert system (w/ steering control) DTC is stored, the forward recognition camera stores the current vehicle state (ECU and sensor information) as Freeze Frame Data.

CHECK FREEZE FRAME DATA

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Chassis / LKA/LDA / Trouble Codes.

Chassis > LKA/LDA > Trouble Codes

(e) According to the Techstream display, select a DTC that stored freeze frame data.

(f) Read the freeze frame data recorded when the DTC was stored.

Chassis > LKA/LDA

Tester Display

Measurement Item

Range

Normal Condition

Diagnostic Note

LDA Control

Lane departure alert system (w/ steering control) control status

Prohibit or Permit

Prohibit: Control prohibited

Permit: Control permitted

-

Turn Signal Switch (Right)

Turn signal switch (right) status

OFF or ON

ON: Turn signal light switch on (right)

OFF: Turn signal light switch off

-

Turn Signal Switch (Left)

Turn signal switch (left) status

OFF or ON

ON: Turn signal light switch on (left)

OFF: Turn signal light switch off

-

Destination Information

-

-

-

This item is displayed on the Techstream but is not used.

Left Lane Indicator

Left lane marker detection status

Nothing, Heavy, Thin or H blink

Nothing: Lane departure alert system (w/ steering control) deactivated

Heavy: Left lane marker detected

Thin: Left lane marker not detected

H blink: Departing from lane

-

Right Lane Indicator

Right lane marker detection status

Nothing, Heavy, Thin or H blink

Nothing: Lane departure alert system (w/ steering control) deactivated

Heavy: Right lane marker detected

Thin: Right lane marker not detected

H blink: Departing from lane

-

Skid Control Buzzer Demand

Lane departure alert Buzzer Demand Status

OFF or ON

OFF: Lane departure alert buzzer not operating

ON: Lane departure alert buzzer operating

-

Vehicle Information (2WD/4WD)

-

-

-

This item is displayed on the Techstream but is not used.

Vehicle Information (Conv/HV)

-

-

-

This item is displayed on the Techstream but is not used.

The Number of DTCs

Number of stored DTCs

min.: 0, max.: 255

Number of stored DTCs

-

    Fail-safe Chart

    How To Proceed With Troubleshooting

    See More:

    Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Pre-collision System(for Gasoline Model): Lost Communication with Front Camera Module (U023A)
    DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area U023A Lost Communication with Front Camera Module When the engine switch is on (IG), a communication error between the forward recognition camera and driving support ECU assembly is detected for approximately 3 seconds. CAN comm ...

    Toyota Avalon (XX50) 2019-2022 Owners Manual

    Toyota Avalon (XX50) 2019-2022 Service & Repair Manual

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