LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2020 >> Corolla L >> Repair and Diagnosis >> External Pages >> Different car >> Section 361 (Hybrid Control System (Li-Ion W/ Pa10) - Diagnostic Codes (3 Of 3) & Circuit Tests) >> HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY with PA10) >> DTC U11BC-87: Lost Communication with Hybrid/EV Powertrain Control Module (ch6) Missing Message [09/2022 - ] >> Description

DTC U11BC-87: Lost Communication with Hybrid/EV Powertrain Control Module (ch6) Missing Message [09/2022 - ]: Description

WARNING: This page is about a different car, the 2025 Toyota Corolla, 2024 Toyota Corolla, and 2023 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.

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 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
SAE Code:
U11BC