LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2025 >> Prius LE >> Repair and Diagnosis (Single Page) >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Motor Generator Control System (HEV) - Diagnostic Codes (5 Of 5) >> MOTOR GENERATOR CONTROL SYSTEM (for M20A-FXS) >> DTC U0100-87: Lost Communication With ECM/PCM "A" Missing Message; DTC U0293-87: Lost Communication With Hybrid Powertrain Control Module Missing Message; DTC U1170-08: Lost Communication with Brake System Control Module (ch2) Bus Signal / Message Failure; DTC U1170-87: Lost Communication With Brake System Control Module (ch2) Missing Message [12/2022 - ] >> Monitor Strategy
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Monitor Strategy

Related DTCs U0100 (INF U0100-87): Lost Communication With ECM/PCM
U0293 (INF U0293-87): Lost Communication With Hybrid Control Module
U1170 (INF U1170-87): Lost Communication With Brake System Control Module
Required sensors/components Motor generator control ECU
Frequency of operation Continuous
Duration TMC's intellectual property
MIL operation Immediately
Sequence of operation None