Toyota Tundra Service Manual: Fail-safe Chart

FAIL-SAFE CHART

FAIL-SAFE FUNCTION

(a) When a malfunction occurs in the lane departure alert system, a message will be displayed on the multi-information display in the combination meter assembly and the lane departure alert system will be disabled depending on the malfunction.

Warning Message

Cause

Fail-safe Operation

Conditions to Return to Normal Condition

Lane Departure Alert Function

Vehicle Sway Warning

Lane Departure Alert Malfunction Visit Your Dealer

Lane departure alert system is malfunctioning

X

X

After system returns to normal, ignition switch is turned off and then to ON

Front Camera Unavailable

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

X

X

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

Front Camera Vision Blocked Clean and Demist Windshield

Forward recognition camera view is unclear

X

X

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

X: Control is suspended

    Dtc Check / Clear

    Freeze Frame Data

    See More:

    Toyota Tundra Service Manual > Rear View Monitor System(for Navigation Receiver Type): Open or Short Circuit in Back Camera Signal (C1622)
    DESCRIPTION This DTC is stored if the navigation receiver assembly judges as a result of its self check that the signals or signal lines between the navigation receiver assembly and the television camera assembly are not normal. DTC Code DTC Detection Condition Trouble Area C1622 Open or Short Circu ...

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