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Home >> Toyota >> 2025 >> Prius Plug-In Hybrid SE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Hybrid Control System (HEV) - Diagnostic Codes (4 Of 4) & Circuit Tests) >> HYBRID CONTROL SYSTEM (for M20A-FXS) >> DTC U11BC-87: Lost Communication with Hybrid/EV Powertrain Control Module (ch6) Missing Message [12/2022 - ] >> Description

DTC U11BC-87: Lost Communication with Hybrid/EV Powertrain Control Module (ch6) Missing Message [12/2022 - ]: Description

WARNING: This page is about a different variant/trim than selected.

The hybrid vehicle control ECU transmits and receives signals via CAN communication to and from the No. 2 skid control ECU (brake actuator assembly).

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate DTC Output from Priority Note
U11BC-87 Lost Communication with Hybrid/EV Powertrain Control Module (ch6) Missing Message No. 2 skid control ECU (brake actuator assembly) cannot receive signals from the hybrid vehicle control ECU
(1 trip detection logic)
  • No. 2 skid control ECU (brake actuator assembly)
  • Hybrid vehicle control ECU
  • Wire harness or connector
Does not come on Master Warning:
Does not come on
Hybrid Control B SAE Code:
U11BC