Toyota Avalon (XX50): Hybrid Control System

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual / Engine / Hybrid / Battery Control / Hybrid Control System

Brake Override System. Check For Intermittent Problems. Cooling System

Customize Parameters. Data List / Active Test. Definition Of Terms

Diagnosis System

Diagnostic Trouble Code Chart

Drive Start Control

Dtc Check / Clear. ECU Power Source Circuit. Freeze Frame Data

Generator High-voltage Circuit. Generator Resolver Circuit. How To Proceed With Troubleshooting

HV Battery High-voltage Line Circuit

Indicator Circuit. Inverter Low-voltage Circuit. Motor High-voltage Circuit

Motor Resolver Circuit

High Voltage System Interlock Circuit Open (P0A0A13,P0A0A92)

Drive Motor "A" Control Module Internal Electronic Failure (P0A1B49). Drive Motor "A" Control Module Unexpected Operation (P0A1B94). Drive Motor "A" Temperature Sensor Voltage Out of Range (P0A2A1C,P0

Drive Motor "A" Temperature Sensor Circuit Short to Ground (P0A2A11,P0A2A15)

Hybrid/EV Battery Temperature Sensor "A" Voltage Out of Range (P0A9B1C,P0AC51C,P0ACA1C). Hybrid/EV Battery Temperature Sensor "A" Signal Stuck In Range (P0A9B2A,P0AC52A,P0ACA2A,P306562). Hybrid/EV Bat

Generator Temperature Sensor Voltage Out of Range (P0A361C,P0A361F). Generator Temperature Sensor Circuit Short to Ground (P0A3611,P0A3615). Hybrid/EV Battery Cooling Fan 1 Control Circuit High (P0A81

Hybrid/EV Battery Cooling Fan 1 Circuit Short to Ground (P0A8111,P0A814B)

Hybrid/EV Battery Cooling Fan 1 Component Internal Failure (P0A8196,P0A8198)

Inverter "A" Cooling System Performance (P0A9300). High Voltage Fuse Accumulated Load History (P0A9563). Hybrid/EV Battery Positive Contactor Circuit Stuck Closed (P0AA000)

Hybrid/EV Battery Positive and Negative Contactor Actuator Stuck Closed (P0AA073)

Hybrid/EV Battery Negative Contactor Actuator Stuck Closed (P0AA373)

Hybrid/EV Battery Voltage System Isolation Internal Electronic Failure (P0AA649,P1C7C49-P1C7F49)

Hybrid/EV Battery Voltage Isolation Sensor Circuit Internal Electronic Failure (P0AA749). Hybrid/EV Battery Air Temperature Sensor "A" Circuit Short to Ground (P0AAC11,P0AAC15). Hybrid/EV Battery Curr

Hybrid/EV Battery Current Sensor "A" Signal Stuck In Range (P0ABF2A). Hybrid/EV Battery Current Sensor "A" Circuit Short to Ground (P0ABF11,P0ABF15,P1CBB12,P1CBB14). Hybrid/EV Battery Current Sensor "

Hybrid/EV Battery Positive Contactor Circuit Short to Ground (P0AD911). Hybrid/EV Battery Positive Contactor Circuit Short to Auxiliary Battery or Open (P0AD915). Hybrid/EV Battery Negative Contactor

Hybrid/EV Battery Negative Contactor Circuit Short to Auxiliary Battery or Open (P0ADD15)

Hybrid/EV Battery Precharge Contactor Actuator Stuck Closed (P0AE173)

Hybrid/EV Battery Precharge Contactor Circuit Short to Ground (P0AE411). Hybrid/EV Battery Precharge Contactor Circuit Short to Auxiliary Battery or Open (P0AE415). Hybrid/EV Battery Sensor Module (P0

Hybrid/EV Battery Sensor Module Internal Electronic Failure (P0AFC49). Hybrid/EV Battery Sensor Module Signal Compare Failure (P0AFC62,...,P308A13). Hybrid/EV Battery "A" Voltage Sensor Voltage Out of

Hybrid/EV Battery State of Charge High (P0C3000). Motor Electronics Coolant Pump "A" Component Internal Failure (P0C7396). Hybrid/EV Battery System Discharge Time Too Long (P0C7600)

Drive Motor "A" Inverter Voltage Sensor Voltage Out of Range (P0D2D1C)

Boosting Converter Voltage Sensor "A" Voltage Out of Range (P0E311C). Hybrid/EV Battery Stack 1 Delta SOC High (P1A8000,P1AD01B). Hybrid/EV Battery Cell Low Voltage (P1AC000)

Hybrid/EV Battery "A" Voltage Sensor/Boosting Converter Voltage Sensor "A" Signal Compare Failure (P1C2D62)

Motor Shutdown Stuck Off (P1C6A9F). Generator Shutdown Stuck Off (P1C6C9F). Hybrid/EV Battery Current Sensor for Driving Control Voltage Out of Range (P1C9F1C)

Hybrid/EV Battery Current Sensor for Driving Control Circuit Short to Ground (P1C9F11,P1C9F15). Engine Failed to Start Mechanical Linkage Failure (P1C7779). High Voltage Power Resource Circuit Consump

High Voltage Power Resource Circuit Voltage Sensor after Boosting Malfunction (P1C8349)

High Voltage Power Resource Circuit Short during Ready ON (P1C8449)

High Voltage Power Resource Internal Electronic Failure (P1C8549)

Transmission (Input) Mechanical Linkage Failure (P1C8679). Generator Mechanical Linkage Failure (P1C8779,P1C8879). Hybrid/EV Battery Block 1 Voltage Difference Out of Range (P1CBE1E,P1CBF1E,P1CC01E-P1

PCU Interlock Circuit Open (P1CE213,P1CE292). IGB Signal Circuit Short to Auxiliary Battery (P1CFA12). Motor/Generator Shutdown Signal (Hybrid/EV Side) Stuck Off (P33B99F)

Motor/Generator Shutdown Signal (MG Side) Stuck Off (P33BF9F). Hybrid/EV Powertrain Control Module Monitoring Processor Unexpected Operation (P060A94). Hybrid/EV Powertrain Control Module EEPROM Data

Hybrid/EV Powertrain Control Module EEPROM Calibration / Parameter Memory Failure (P062F46). Transmission Fluid Temperature Sensor "C" Voltage Out of Range (P274A1C,P274A1F). Transmission Fluid Temper

Motor Electronics Coolant Pump "A" No Signal (P314A31)

Motor/Generator Shutdown Signal Stuck Off (P321E9F). ECM/PCM Power Relay Sense Circuit Intermittent (P06881F). Hybrid/EV Battery Control System Over Temperature (P30004B)

System Voltage (BATT) Circuit Short to Ground or Open (P056014). Hybrid/EV Powertrain Control Module Processor Watchdog / Safety MCU Failure (P060647,...,P1CE371). Hybrid/EV Powertrain Control Module

Transmission Range Sensor "A" Circuit (PRNDL Input) Signal Compare Failure (P070562)

Collision detected or Collision Sensor Connection (Open) (P160600,P160604). Throttle/Pedal Position Sensor/Switch "D" Circuit Short to Auxiliary Battery (P212012,...,P21382B). IG2 Signal Circuit Short

Hybrid/EV Battery Discharge Control Malfunction (P300000). Hybrid/EV Battery Control System Circuit Voltage Below Threshold (P300016). High Voltage Power Resource Circuit Short during Pre-Charge (P300

Hybrid/EV Battery Block 1 Circuit Resistance Out of Range (Extreme) (P301100,...,P30211E)

Lost Communication with Airbag System Control Module Circuit Short to Ground (P310711). Lost Communication with Airbag System Control Module Circuit Short to Auxiliary Battery or Open (P310715). Lost

Lost Communication with Drive Motor Control Module "A" from Hybrid/EV Control Module Missing Message (P312387)

Transmission (Shaft) Mechanical Linkage Failure (P314779). Parts Location. Pattern Select Switch Eco Mode Circuit

Pattern Select Switch EV Mode Circuit. Pattern Select Switch Sport Mode Circuit. Precaution

Problem Symptoms Table. Shift Paddle Switch Circuit. Shut Down Signal Circuit

System Diagram. Terminals Of Ecu. Transmission Control Switch Circuit

Lost Communication with Hybrid/EV Battery Sensor Module Missing Message (U029A87)

HVAC Control Module to Hybrid Powertrain Control Module Invalid Serial Data Received (U042481). Utility. Vehicle Behavior Chart

Vehicle Control History

Hv Relay Assembly

Brake Override System. Check For Intermittent Problems. Cooling System

See More:

Toyota Avalon (XX50) 2019-2022 Owners Manual > Steps to take in an emergency: If the engine will not start
If the engine will not start even though correct starting procedures are being followed, consider each of the following points: The engine will not start even though the starter motor operates normally. One of the following may be the cause of the problem: There may not be sufficient fuel in the ve ...

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual

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