Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Fail-safe Chart

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual / Engine / Cruise Control / Lane Departure Alert System (w/ Steering Control)(for Gasoline Model) / Fail-safe Chart

FAIL-SAFE CHART

FAIL-SAFE FUNCTION

(a) When a malfunction occurs in the lane departure alert system (w/ steering control), a message will be displayed on the multi-information display and the lane departure alert system (w/ steering control) will be disabled depending on the malfunction.

Warning Message

Cause

Fail-safe Operation

Conditions to Return to Normal Condition

Lane Departure Alert Function

Steering Control Function

Vehicle Sway Warning Function
X: Control is suspended

Lane Departure Alert Malfunction Visit Your Dealer

Lane departure alert system (w/ steering control) is malfunctioning

X

X

X

After system returns to normal, engine switch is turned off and then on (IG)

Front Camera Unavailable
  • Abnormal forward recognition camera voltage
  • Forward recognition camera temperature outside of operational range
  • Other forward recognition camera malfunction

X

X

X
  • Forward recognition camera temperature returns to normal
  • Forward recognition camera voltage returns to normal
  • Forward recognition camera returns to normal

Front Camera Unavailable Remove Debris On Windshield

Forward recognition camera view is unclear

X

X

X

Forward recognition camera or area of windshield glass in front of forward recognition camera is cleaned

Lane Departure Alert Unavailable

Sensor other than forward recognition camera sensor is temporarily unavailable

X

X

X

Temporarily unavailable sensor becomes available
    Dtc Check / Clear

    Freeze Frame Data

    See More:

    Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Theft Deterrent System(for Gasoline Model): Check For Intermittent Problems
    CHECK FOR INTERMITTENT PROBLEMS NOTICE: If the vehicle or vehicle controls are operated (for example, during initial inspection when the vehicle is brought in for repair) before operation history has been read and saved, the operation history information could be lost. The operation history function ...

    Toyota Avalon (XX50) 2019-2022 Owners Manual

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

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