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Fail-Safe Chart [11/2018 - 12/2021]

  1. FAIL-SAFE FUNCTION 
    1. When a malfunction occurs in the pre-collision system, a message will be displayed on the multi-information display and the pre-collision system will be disabled depending on the malfunction.
      Warning Message Cause DTC/RoB Conditions to Return to Normal
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction C1425-71 for HV Model: 
      1. The system stops receiving stop light drive relay malfunction signals from the brake booster with master cylinder assembly (skid control ECU) after turning the ignition switch from off to ON

      for Gasoline Model: 
      1. The system stops receiving stop light drive relay malfunction signals from the brake actuator assembly (skid control ECU) after turning the ignition switch from off to ON
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction U0100-87 Communication with ECM is restored to normal
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction U0125-87 Communication with the airbag ECU assembly is restored to normal
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction U0126-87 Communication with steering sensor is restored to normal
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction U0129-87 for HV Model: 
      1. Communication with the brake booster with master cylinder assembly (skid control ECU) is restored to normal

      for Gasoline Model: 
      1. Communication with the brake actuator assembly (skid control ECU) is restored to normal
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction U0235-87 Communication with the millimeter wave radar sensor assembly is restored to normal
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction U023A-87 for HV Model: 
      1. Communication with the brake booster with master cylinder assembly (skid control ECU) is restored to normal

      for Gasoline Model: 
      1. Communication with the brake actuator assembly (skid control ECU) is restored to normal
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction U0293-87 Communication with the hybrid control ECU is restored to normal
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction U0300-51 for HV Model: 
      1. Approximately 3 seconds or more elapse after the forward recognition camera judges the vehicle information sent from the hybrid vehicle control ECU

      for Gasoline Model: 
      1. Approximately 3 seconds or more elapse after the forward recognition camera judges the vehicle information sent from the ECM
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction U0300-57 for HV Model: 
      1. The vehicle information from the hybrid vehicle control ECU and the information stored by the forward recognition camera match

      for Gasoline Model: 
      1. The vehicle information from the ECM and the information stored by the forward recognition camera match
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction U0418-81 for HV Model: 
      1. The system stops receiving brake control system malfunction signals from the brake booster with master cylinder assembly (skid control ECU) after turning the ignition switch from off to ON

      for Gasoline Model: 
      1. The system stops receiving brake control system malfunction signals from the brake actuator assembly (skid control ECU) after turning the ignition switch from off to ON
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction X2000 for HV Model: 
      1. The system stops receiving yaw rate sensor malfunction signals from the brake booster with master cylinder assembly (skid control ECU) or airbag ECU assembly after turning the ignition switch from off to ON

      for Gasoline Model: 
      1. The system stops receiving yaw rate sensor malfunction signals from the brake actuator assembly (skid control ECU) or airbag ECU assembly after turning the ignition switch from off to ON
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction X2001 The system stops receiving steering angle sensor malfunction signals from the steering sensor after the ignition switch is turned from off to ON
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction X2002 for HV Model: 
      1. The system stops receiving hybrid vehicle control system malfunction signals from the hybrid vehicle control ECU

      for Gasoline Model: 
      1. The system stops receiving SFI system malfunction signals from the ECM
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction X2003 for HV Model: 
      1. The system stops receiving electronically controlled brake system malfunction signals from the brake booster with master cylinder assembly (skid control ECU)

      for Gasoline Model: 
      1. The system stops receiving electronically controlled brake system malfunction signals from the brake actuator assembly (skid control ECU)
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction X2011 The forward recognition camera is no longer able to detect destination unconfirmed malfunctions
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction X2012 The system is no longer able to detect forward recognition camera malfunctions after turning the ignition switch from off to ON
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction X2013 The forward recognition camera is no longer able to detect camera axis misaligned malfunctions after turning the ignition switch from off to ON
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction X2014 The forward recognition camera is no longer able to detect axis not adjusted malfunctions
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction X2018 The forward recognition camera is no longer able to detect hot-wire heater malfunctions after turning the ignition switch from off to ON
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction X201D The forward recognition camera is no longer able to detect destination malfunction signals
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction X2020 The system stops receiving destination malfunction signals from the millimeter wave radar sensor assembly
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction X2021 The system stops receiving malfunction signals from the millimeter wave radar sensor after turning the ignition switch from off to ON
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction X2022 The system stops receiving axis misalignment signals from the millimeter wave radar sensor after turning the ignition switch from off to ON
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction X2023 The system stops receiving beam axis not adjusted signals from the millimeter wave radar sensor assembly
      "Pre-Collision System Malfunction Visit Your Dealer" is displayed Pre-collision system malfunction X2070 The system stops receiving forward recognition camera communication malfunction signals output from the millimeter wave radar sensor assembly
      "Pre-Collision System Unavailable" is displayed Millimeter wave radar sensor assembly axis is misaligned X2024 Millimeter wave radar sensor beam axis adjustment is completed and beam axis learning is completed
      "Pre-Collision System Unavailable" is displayed Millimeter wave radar sensor assembly axis is misaligned X2025 Millimeter wave radar sensor beam axis adjustment is completed and beam axis learning is completed
      "Pre-Collision System Unavailable Clean Sensor" is displayed Foreign matter attached to millimeter wave radar sensor assembly X2026 Millimeter wave radar sensor assembly is cleaned
      "Pre-Collision System Unavailable" is displayed Millimeter wave radar sensor assembly temperature malfunction X2027 Millimeter wave radar sensor temperature returns to normal
      "Pre-Collision System Unavailable" is displayed Millimeter wave radar sensor assembly low voltage malfunction X2028 Millimeter wave radar sensor voltage returns to normal
      "Front Camera Unavailable See Owner's Manual" is displayed
      • Windshield glass is dirty or fogged up
      • Forward recognition camera is dirty or fogged up
      		 X2015 Forward recognition camera or area of windshield glass in front of forward recognition camera is cleaned
      "Front Camera Unavailable" is displayed Forward recognition camera temperature outside of operational range X2016 Forward recognition camera temperature returns to normal
      "Front Camera Unavailable" is displayed Outside of forward recognition camera guaranteed operating voltage X2017 Forward recognition camera voltage returns to normal
      "Front Camera Unavailable" is displayed Forward recognition camera is temporarily unavailable (forward recognition camera recognition stopped) X201F After forward recognition camera returns to normal
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