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

FREEZE FRAME DATA

CHECK FREEZE FRAME DATA

HINT:

The ECU records vehicle and driving condition information as freeze frame data the moment a DTC is stored.

(a) Connect the Techstream to the DLC3.

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

(c) Turn the Techstream on.

(d) Enter the following menus: Powertrain / Radar Cruise 1*1 or Radar Cruise 2*2 / Trouble Codes.

  • *1: Output from the ECM
  • *2: Output from the driving support ECU assembly

(e) From the DTC screen, select the DTCs (with snow icon) for which freeze frame data is recorded.

LIST OF FREEZE FRAME DATA

(a) Radar Cruise 1:

Powertrain > Radar Cruise1

Tester Display

Cruise Vehicle Speed

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

(b) Radar Cruise 2:

Powertrain > Radar Cruise2

Tester Display

Cruise Control Mode

Vehicle Distance

Vehicle Acceleration

Closed Throttle Position

Forward Vhcl Relative Spd

Vehicle Approach Warning

Frnt Radar Sens Temp Hi

Front Radar Voltage

    Fail-safe Chart

    How To Proceed With Troubleshooting

    See More:

    Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Pre-collision System(for Gasoline Model): Terminals Of Ecu
    TERMINALS OF ECU CHECK DRIVING SUPPORT ECU ASSEMBLY (a) Measure the voltage and resistance according to the value(s) in the table below. Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition G39-7 (B) - G39-28 (GND) B - W-B Power source Engine switch on (IG) 11 to 14 ...

    Toyota Avalon (XX50) 2019-2022 Owners Manual

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

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