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HOMESERVICE MANUALSTOYOTA2025HIGHLANDER LIMITED, FWDREPAIR AND DIAGNOSIS (SINGLE PAGE)RESTRAINTSRESTRAINTS CONTROL SYSTEMSPRE-COLLISION SYSTEM - DIAGNOSTIC CODESPRE-COLLISION SYSTEMDTC U0300-51: INTERNAL CONTROL MODULE SOFTWARE INCOMPATIBILITY NOT PROGRAMMED [10/2022 - 11/2023]DESCRIPTION
2025 Toyota Highlander Limited, FWD

DTC U0300-51: Internal Control Module Software Incompatibility Not Programmed [10/2022 - 11/2023]: Description

2025 Toyota Highlander Limited, FWDSECTION Description

for HV Model 

  1. The forward recognition camera receives vehicle information from the hybrid vehicle control ECU via CAN communication.

    If the forward recognition camera cannot store the vehicle information, it will store this DTC.

for Gasoline Model 

  1. The forward recognition camera receives vehicle information from the ECM via CAN communication.

    If the forward recognition camera cannot store the vehicle information, it will store this DTC.

DTC No. Detection Item DTC Detection Condition Trouble Area
U0300-51 Internal Control Module Software Incompatibility Not Programmed for HV Model 
  1. When the ignition switch is ON for 3 seconds or more, the vehicle information sent from the hybrid vehicle control ECU cannot be verified by the forward recognition camera for 3 seconds or more.

for Gasoline Model 

  1. When the ignition switch is ON for 3 seconds or more, the vehicle information sent from the ECM cannot be verified by the forward recognition camera for 3 seconds or more.
 for HV Model 
  • Hybrid control system
  • Forward recognition camera
  • Hybrid vehicle control ECU

for Gasoline Model 

  • SFI system
  • Forward recognition camera
  • ECM
RENDER: 1.0x

NO RELATED

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