Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM1000000018K34
Model Year Start: 2018 Model: Sienna Prod Date Range: [11/2017 -           ]
Title: CRUISE CONTROL: LANE DEPARTURE ALERT SYSTEM(w/ Steering Control): DIAGNOSIS SYSTEM; 2018 - 2020 MY Sienna [11/2017 -        ]

DIAGNOSIS SYSTEM

CHECK DLC3

(a) Check the DLC3.

Click here 2016 - 2020 MY Sienna [12/2015 -        ]; INTRODUCTION: HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS: GENERAL INFORMATION

FUNCTION OF WARNING INDICATOR AND MESSAGE

(a) If the lane departure alert system is not functioning properly, the driver is warned by the lane departure alert indicator and a warning message displayed on the multi-information display.

Master Warning Indicator

Warning Message

Details

DTC

Lane Departure Alert Indicator

Illuminated

Lane Departure Alert Malfunction Visit Your Dealer

Lane departure alert system is malfunctioning

Stored

Illuminates (yellow)

Not illuminated

Front Camera System Unavailable

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

Not stored

Illuminates (yellow)

Not illuminated

Front Camera System Unavailable Clean Windshield

Forward recognition camera view is unclear

Not stored

Illuminates (yellow)

Illuminated

Lane Departure Alert Unavailable

Sensor other than forward recognition camera sensor is temporarily disabled

Not stored

Illuminates (yellow)

Lane Departure Alert Indicator Status

Lane Departure Alert Indicator

Condition

*If the lane departure alert steering control function operates while the lane departure alert function is operating, the lane departure alert indicator blinks (yellow).

Illuminates (yellow)

The LDA system is malfunctioning or temporarily disabled

Blinks (yellow)

Lane departure alert function is operating

Illuminates (green)

Lane departure alert steering control function is operating*

Illuminates (white)

Monitoring for lane departure

Not illuminated

Lane departure alert system is not operating