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Home >> Lexus >> 2024 >> TX 350 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 17 (Hybrid Control System - Diagnostic Codes (6 Of 6) & Circuit Tests) >> HYBRID CONTROL SYSTEM (for PHEV Model) >> DTC U019B-87: Lost Communication with Hybrid/EV Battery Charger Control Module Missing Message [12/2023 - ] >> Description

DTC U019B-87: Lost Communication with Hybrid/EV Battery Charger Control Module Missing Message [12/2023 - ]: Description

WARNING: This page is about a different car, the 2024 Lexus TX 550h+. However, it is still accessible from the selected car via links, so may be relevant.

The hybrid vehicle control ECU assembly stores this DTC when no signal has been received from the electric vehicle charger assembly for a certain period of time.

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate DTC Output from Priority Note
U019B-87 Lost Communication with Hybrid/EV Battery Charger Control Module Missing Message Problem with CAN communication between the hybrid vehicle control ECU assembly and the electric vehicle charger assembly (CAN communication system malfunction)
(1 trip detection logic)
  • Electric vehicle charger assembly
  • Hybrid vehicle control ECU assembly
  • Wire harness or connector
Comes on Master Warning:
Comes on
Hybrid Control B SAE Code: U019B