LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2021 >> Prius Prime Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 1 (Lane Departure Alert System - Diagnostics - Introduction) >> LANE DEPARTURE ALERT SYSTEM (w/ Steering Control) >> Diagnosis System [09/2016 - 05/2019] >> Diagnosis System [09/2016 - 05/2019]

Diagnosis System [09/2016 - 05/2019]

WARNING: This page is about a different car, the 2020 Toyota Prius Prime, 2019 Toyota Prius Prime, 2018 Toyota Prius Prime, and 2017 Toyota Prius Prime. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK DLC3 
    1. Check the DLC3.

      Refer to GENERAL INFORMATION [09/2016 - ]

  2. FUNCTION OF WARNING INDICATOR AND MESSAGE 
    1. 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 Not illuminated
      Not illuminated Forward Camera System Unavailable
      • Abnormal forward recognition camera voltage
      • Forward recognition camera temperature outside of operational range
      • Other forward recognition camera malfunction
      Not stored Not illuminated
      Not illuminated Forward Camera System Unavailable Clean Windshield Forward recognition camera view is unclear Not stored Not illuminated
      Illuminated Lane Departure Alert Unavailable Sensor other than forward recognition camera sensor is temporarily disabled Not stored Not illuminated

      HINT: 

      LANE DEPARTURE ALERT INDICATOR STATUS

      Lane Departure Alert Indicator Condition
      Illuminates (green) Lane departure alert system are operating
      Not illuminated Lane departure alert system are not operating, malfunctioning or temporarily disabled