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DTC U0300-57: Internal Control Module Software Incompatibility Invalid / Incompatible Software Component [12/2019 - 09/2020]: Description

for HV Model

The forward recognition camera receives vehicle information from the hybrid vehicle control ECU via CAN communication.
If the vehicle information stored in the forward recognition camera differs from that sent from the hybrid vehicle control ECU, the forward recognition camera stores this DTC.

for Gasoline Model

The forward recognition camera receives vehicle information from the ECM via CAN communication.
If the vehicle information stored in the forward recognition camera differs from that sent from the ECM, the forward recognition camera stores this DTC.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

U0300-57

Internal Control Module Software Incompatibility Invalid / Incompatible Software Component

for HV Model

When the ignition switch is ON for 3 seconds or more, the vehicle information sent from the hybrid vehicle control ECU does not match that stored in the forward recognition camera for 1 second or more.

for Gasoline Model

When the ignition switch is ON for 3 seconds or more, the vehicle information sent from the ECM does not match that stored in the forward recognition camera for 1 second or more.

for HV Model

Hybrid control system
Forward recognition camera
Hybrid vehicle control ECU

for Gasoline Model

SFI system
Forward recognition camera
ECM