LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2019 >> ES 350 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 85 (Pre-Collision System (Hybrid) - Diagnostic Codes) >> PRE-COLLISION SYSTEM (for HV Model) >> DTC U0300-57: Internal Control Module Software Incompatibility Invalid / Incompatible Software Component [06/2018 - 08/2020] >> Description

DTC U0300-57: Internal Control Module Software Incompatibility Invalid / Incompatible Software Component [06/2018 - 08/2020]: Description

WARNING: This page is about a different car, the 2021 Lexus ES 300h, 2020 Lexus ES 300h, and 2019 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.

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.

DTC No. Detection Item DTC Detection Condition Trouble Area
U0300-57 Internal Control Module Software Incompatibility Invalid / Incompatible Software Component When the power switch is on (IG) 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.
  • Hybrid control system
  • Forward recognition camera
  • Hybrid vehicle control ECU