Section 66 (Hybrid Control System - Diagnostic Codes (7 Of 7) & Circuit Tests (1 Of 2))
WARNING: This page is about a different car, the 2025 Lexus RX 450h+ and 2024 Lexus RX 450h+. However, it is still accessible from the selected car via links, so may be relevant.
- HYBRID CONTROL SYSTEM (for PHEV Model)
- DTC P314A-31: Motor Electronics Coolant Pump "A" No Signal [08/2023 - ]
- DTC P31B3-00: Hybrid/EV Battery Voltage High [08/2023 - ]
- DTC P31DB-9E: AC Inverter Drive Signal Stuck On [08/2023 - ]
- DTC P320F-00: AC Charging Overpower [08/2023 - ]
- DTC P321D-17: Charger Circuit Voltage Above Threshold [08/2023 - ]
- DTC P321E-9F: Motor/Generator Shutdown Signal Stuck Off [08/2023 - ]
- DTC P33B9-9F: Motor/Generator Shutdown Signal (Hybrid/EV Side) Stuck Off [08/2023 - ]
- DTC P33BF-9F: Motor/Generator Shutdown Signal (MG Side) Stuck Off [08/2023 - ]
- DTC U0100-87: Lost Communication with ECM/PCM "A" Missing Message; DTC U0103-87: Lost Communication with Gear Shift Control Module "A" (Hybrid/EV Battery Local Bus) Missing Message; DTC U0110-87: Lost Communication with Drive Motor Control Module "A" Missing Message; DTC U0126-87: Lost Communication with Steering Angle Sensor Module Missing Message; DTC U0129-87: Lost Communication with Brake System Control Module Missing Message; DTC U0140-87: Lost Communication with Body Control Module Missing Message; DTC U0151-87: Lost Communication with Restraints Control Module Missing Message; DTC U0164-87: Lost Communication with HVAC Control Module Missing Message; DTC U1107-87: Lost Communication with Power Management Module Missing Message; DTC U111A-87: Lost Communication with ECM/PCM "A" (ch2) Missing Message; DTC U1154-87: Lost Communication with Drive Motor Control Module "A" (ch2) Missing Message; DTC U1170-87: Lost Communication with Brake System Control Module (Secondary CAN Line) Missing Message; DTC U117B-87: Lost Communication with Hybrid/EV Battery Energy Control Module "A" (ch2) Missing Message [08/2023 - ]
- DTC U0111-87: Lost Communication with Hybrid/EV Battery Energy Control Module "A" Missing Message [08/2023 - ]
- DTC U019B-87: Lost Communication with Hybrid/EV Battery Charger Control Module Missing Message [08/2023 - ]
- DTC U0291-87: Lost Communication with Gear Shift Control Module "B" Missing Message [08/2023 - ]
- DTC U0424-81: HVAC Control Module to Hybrid Powertrain Control Module Invalid Serial Data Received [08/2023 - ]
- DTC U1176-87: Lost Communication with Gear Shift Control Module "A" (Powertrain Bus) Missing Message [08/2023 - ]
- DTC U11BC-87: Lost Communication with Hybrid/EV Powertrain Control Module (ch6) Missing Message [08/2023 - ]
- Brake Override System [08/2023 - ]
- Shift Paddle Switch Circuit [08/2023 - ]
- Pattern Select Switch EV Mode Circuit [08/2023 - ]
- Pattern Select Switch EV/HV Mode Circuit [08/2023 - ]
- TRAIL Switch Circuit [08/2023 - ]
- Drive Start Control [08/2023 - ]
- ECU Power Source Circuit [08/2023 - ]
- Motor Resolver Circuit [08/2023 - ]
- Motor High-voltage Circuit [08/2023 - ]
- Generator Resolver Circuit [08/2023 - ]
- Generator High-voltage Circuit [08/2023 - ]