Section 270 (Hybrid Battery System - Diagnostic Codes (P1AC4-U1150) & Circuit Tests (Lithium-Ion))
WARNING: This page is about a different car, the 2022 Toyota Avalon and 2021 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.
- HYBRID BATTERY SYSTEM (for LITHIUM-ION BATTERY)
- DTC P1AC4-9E: Hybrid/EV Battery Stack 1 Current Interrupt Device Stuck On; DTC P1AC5-9E: Hybrid/EV Battery Stack 2 Current Interrupt Device Stuck On [08/2020 - ]
- DTC P1AFC-00: System Voltage (AM) Circuit Voltage Below Threshold [08/2020 - ]
- DTC P1AFD-00: Flying Capacitor Circuit Voltage Out of Range [08/2020 - ]
- DTC P1AFD-1C: Flying Capacitor/Internal Control Module Hybrid/EV Battery Monitor Voltage Out of Range [08/2020 - ]
- DTC P1AFF-00: Hybrid/EV Battery ECU Multiple Reset [08/2020 - ]
- DTC P1C85-49: High Voltage Power Resource Internal Electronic Failure [08/2020 - ]
- DTC P1C9F-11: Hybrid/EV Battery Current Sensor for Driving Control Circuit Short to Ground; DTC P1C9F-15: Hybrid/EV Battery Current Sensor for Driving Control Circuit Short to Auxiliary Battery or Open [08/2020 - ]
- DTC P1C9F-1C: Hybrid/EV Battery Current Sensor for Driving Control Voltage Out of Range [08/2020 - ]
- DTC P1CC8-1E: Hybrid/EV Battery Stack 1 Voltage Difference Out of Range; DTC P1CC9-1E: Hybrid/EV Battery Stack 2 Voltage Difference Out of Range [08/2020 - ]
- DTC P3000-00: Hybrid/EV Battery Discharge Control Malfunction [08/2020 - ]
- DTC P3000-16: Hybrid/EV Battery Control System Circuit Voltage Below Threshold [08/2020 - ]
- DTC P3000-4B: Hybrid/EV Battery Control System Over Temperature [08/2020 - ]
- DTC P31B3-00: Hybrid/EV Battery Voltage High [08/2020 - ]
- DTC P31B4-00: Extreme Hybrid/EV Battery Charging Current [08/2020 - ]
- DTC P31B5-49: Hybrid/EV Battery Internal Electronic Failure [08/2020 - ]
- DTC P33DA-1E: Hybrid/EV Battery Stack 1 Circuit Resistance Out of Range; DTC P33DB-1E: Hybrid/EV Battery Stack 2 Circuit Resistance Out of Range [08/2020 - ]
- DTC P33E0-1B: Hybrid/EV Battery Stack 1 Circuit Resistance Above Threshold; DTC P33E1-1B: Hybrid/EV Battery Stack 2 Circuit Resistance Above Threshold [08/2020 - ]
- DTC P33EC-16: (Extreme) Hybrid/EV Battery Stack 1 Cell Circuit Voltage Below Threshold; DTC P33ED-16: (Extreme) Hybrid/EV Battery Stack 2 Cell Circuit Voltage Below Threshold [08/2020 - ]
- DTC U0100-87: Lost Communication with ECM/PCM "A" Missing Message [08/2020 - ]
- DTC U0293-87: Lost Communication with Hybrid/EV Powertrain Control Module Missing Message [08/2020 - ]
- DTC U1150-87: Lost Communication with Hybrid Powertrain Control Module (Hybrid/EV Battery Local Bus) Missing Message [08/2020 - ]
- "HAVE TRACTION BATTERY INSPECTED" is displayed [08/2020 - ]
- ECU Power Source Circuit [08/2020 - ]