Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001OBCA
Model Year Start: 2020 Model: RAV4 HV Prod Date Range: [06/2020 -           ]
Title: HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): PROBLEM SYMPTOMS TABLE; 2020 - 2024 MY RAV4 HV [06/2020 -        ]

PROBLEM SYMPTOMS TABLE

Hybrid Control System

Symptom

Suspected Area

Link

Cannot enter EV drive mode

CAN communication system

2019 - 2024 MY RAV4 HV [02/2019 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM (for HV Model): HOW TO PROCEED WITH TROUBLESHOOTING

Pattern select switch EV mode circuit

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): Pattern Select Switch EV Mode Circuit

EV mode switch (Integration control and panel assembly)

2019 - 2024 MY RAV4 HV [11/2018 -        ]; HYBRID / BATTERY CONTROL: COMBINATION SWITCH: INSPECTION

Combination meter assembly

2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; METER / GAUGE / DISPLAY: METER / GAUGE SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

EV mode indicator light does not illuminate

Combination meter assembly

2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; METER / GAUGE / DISPLAY: METER / GAUGE SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

EV mode switch (Integration control and panel assembly)

2019 - 2024 MY RAV4 HV [11/2018 -        ]; HYBRID / BATTERY CONTROL: COMBINATION SWITCH: INSPECTION

Pattern select switch EV mode circuit

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): Pattern Select Switch EV Mode Circuit

EV mode indicator light does not turn off

Combination meter assembly

2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; METER / GAUGE / DISPLAY: METER / GAUGE SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

EV mode switch (Integration control and panel assembly)

2019 - 2024 MY RAV4 HV [11/2018 -        ]; HYBRID / BATTERY CONTROL: COMBINATION SWITCH: INSPECTION

Pattern select switch EV mode circuit

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): Pattern Select Switch EV Mode Circuit

Cannot enter ECO mode

CAN communication system

2019 - 2024 MY RAV4 HV [02/2019 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM (for HV Model): HOW TO PROCEED WITH TROUBLESHOOTING

ECO mode switch (Integration control and panel assembly)

2019 - 2020 MY RAV4 RAV4 HV [02/2019 - 08/2020]; HEATING / AIR CONDITIONING: COMBINATION SWITCH: INSPECTION 2021 - 2024 MY RAV4 RAV4 HV [08/2020 -        ]; HEATING / AIR CONDITIONING: COMBINATION SWITCH: INSPECTION

Pattern select switch ECO mode circuit

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): Pattern Select Switch Eco Mode Circuit

Combination meter assembly

2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; METER / GAUGE / DISPLAY: METER / GAUGE SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

ECO mode indicator light does not illuminate

ECO mode switch (Integration control and panel assembly)

2019 - 2020 MY RAV4 RAV4 HV [02/2019 - 08/2020]; HEATING / AIR CONDITIONING: COMBINATION SWITCH: INSPECTION 2021 - 2024 MY RAV4 RAV4 HV [08/2020 -        ]; HEATING / AIR CONDITIONING: COMBINATION SWITCH: INSPECTION

Pattern select switch ECO mode circuit

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): Pattern Select Switch Eco Mode Circuit

Combination meter assembly

2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; METER / GAUGE / DISPLAY: METER / GAUGE SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

ECO mode indicator light does not turn off

ECO mode switch (Integration control and panel assembly)

2019 - 2020 MY RAV4 RAV4 HV [02/2019 - 08/2020]; HEATING / AIR CONDITIONING: COMBINATION SWITCH: INSPECTION 2021 - 2024 MY RAV4 RAV4 HV [08/2020 -        ]; HEATING / AIR CONDITIONING: COMBINATION SWITCH: INSPECTION

Pattern select switch ECO mode circuit

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): Pattern Select Switch Eco Mode Circuit

Combination meter assembly

2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; METER / GAUGE / DISPLAY: METER / GAUGE SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

Cannot enter SPORT mode

CAN communication system

2019 - 2024 MY RAV4 HV [02/2019 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM (for HV Model): HOW TO PROCEED WITH TROUBLESHOOTING

SPORT mode switch (Integration control and panel assembly)

2019 - 2024 MY RAV4 HV [11/2018 -        ]; HYBRID / BATTERY CONTROL: COMBINATION SWITCH: INSPECTION

Pattern select switch SPORT mode circuit

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): Pattern Select Switch Sport Mode Circuit

Combination meter assembly

2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; METER / GAUGE / DISPLAY: METER / GAUGE SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

SPORT mode indicator light does not illuminate

SPORT mode switch (Integration control and panel assembly)

2019 - 2024 MY RAV4 HV [11/2018 -        ]; HYBRID / BATTERY CONTROL: COMBINATION SWITCH: INSPECTION

Pattern select switch SPORT mode circuit

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): Pattern Select Switch Sport Mode Circuit

Combination meter assembly

2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; METER / GAUGE / DISPLAY: METER / GAUGE SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

SPORT mode indicator light does not turn off

SPORT mode switch (Integration control and panel assembly)

2019 - 2024 MY RAV4 HV [11/2018 -        ]; HYBRID / BATTERY CONTROL: COMBINATION SWITCH: INSPECTION

Pattern select switch SPORT mode circuit

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): Pattern Select Switch Sport Mode Circuit

Combination meter assembly

2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; METER / GAUGE / DISPLAY: METER / GAUGE SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

Cannot enter TRAIL mode

CAN communication system

2019 - 2024 MY RAV4 HV [02/2019 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM (for HV Model): HOW TO PROCEED WITH TROUBLESHOOTING

TRAIL mode switch (Integration control and panel assembly)

2019 - 2024 MY RAV4 HV [11/2018 -        ]; HYBRID / BATTERY CONTROL: COMBINATION SWITCH: INSPECTION

TRAIL switch circuit

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): TRAIL Switch Circuit

Combination meter assembly

2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; METER / GAUGE / DISPLAY: METER / GAUGE SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

TRAIL indicator does not illuminate

TRAIL mode switch (Integration control and panel assembly)

2019 - 2024 MY RAV4 HV [11/2018 -        ]; HYBRID / BATTERY CONTROL: COMBINATION SWITCH: INSPECTION

TRAIL switch circuit

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): TRAIL Switch Circuit

Combination meter assembly

2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; METER / GAUGE / DISPLAY: METER / GAUGE SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

TRAIL indicator does not turn off

TRAIL mode switch (Integration control and panel assembly)

2019 - 2024 MY RAV4 HV [11/2018 -        ]; HYBRID / BATTERY CONTROL: COMBINATION SWITCH: INSPECTION

TRAIL switch circuit

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): TRAIL Switch Circuit

Combination meter assembly

2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]; METER / GAUGE / DISPLAY: METER / GAUGE SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

Hunting (Poor idle)

Check for Diagnosis Related Information*3

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): UTILITY

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: MOTOR GENERATOR CONTROL SYSTEM (for LITHIUM-ION BATTERY): UTILITY

Drive Start Control

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): Drive Start Control

Hesitation and/or poor acceleration

Check for Diagnosis Related Information*3

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): UTILITY

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: MOTOR GENERATOR CONTROL SYSTEM (for LITHIUM-ION BATTERY): UTILITY

Brake override system

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): Brake Override System

Drive Start Control

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): Drive Start Control

Shift range position cannot be changed by shifting to "+" or "-"

Transmission control switch circuit

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): Transmission Control Switch Circuit

Shift position indicator is malfunctioning

Indicator circuit

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): Indicator Circuit

Ignition switch does not turn ON (READY)*1

Ignition or starter switch assembly

2019 - 2024 MY RAV4 [11/2018 -        ]; A25A-FKS (STARTING): IGNITION SWITCH: INSPECTION

ECU power source circuit (Hybrid control system)

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): ECU Power Source Circuit

Hybrid vehicle control ECU assembly

2020 MY RAV4 HV [10/2019 - 08/2020]; HYBRID / BATTERY CONTROL: HYBRID VEHICLE CONTROL ECU: REMOVAL 2021 MY RAV4 HV [08/2020 - 12/2021]; HYBRID / BATTERY CONTROL: HYBRID VEHICLE CONTROL ECU: REMOVAL 2022 MY RAV4 HV [12/2021 - 10/2022]; HYBRID / BATTERY CONTROL: HYBRID VEHICLE CONTROL ECU: REMOVAL 2023 MY RAV4 HV [10/2022 - 10/2023]; HYBRID / BATTERY CONTROL: HYBRID VEHICLE CONTROL ECU: REMOVAL 2024 MY RAV4 HV [10/2023 -        ]; HYBRID / BATTERY CONTROL: HYBRID VEHICLE CONTROL ECU: REMOVAL

ECM

2019 - 2020 MY RAV4 HV [02/2019 - 08/2020]; A25A-FXS (ENGINE CONTROL): ECM: REMOVAL 2021 MY RAV4 HV [08/2020 - 12/2021]; A25A-FXS (ENGINE CONTROL): ECM: REMOVAL 2022 MY RAV4 HV [12/2021 - 10/2022]; A25A-FXS (ENGINE CONTROL): ECM: REMOVAL 2023 MY RAV4 HV [10/2022 - 10/2023]; A25A-FXS (ENGINE CONTROL): ECM: REMOVAL 2024 MY RAV4 HV [10/2023 -        ]; A25A-FXS (ENGINE CONTROL): ECM: REMOVAL

Power switch does not turn on (READY)*2

Smart key system (for start function)

2019 - 2021 MY RAV4 HV [02/2019 - 12/2021]; THEFT DETERRENT / KEYLESS ENTRY: SMART KEY SYSTEM (for Start Function, HV Model): HOW TO PROCEED WITH TROUBLESHOOTING 2022 - 2023 MY RAV4 HV [12/2021 - 10/2023]; THEFT DETERRENT / KEYLESS ENTRY: SMART KEY SYSTEM (for Start Function, HV Model): HOW TO PROCEED WITH TROUBLESHOOTING 2024 MY RAV4 HV [10/2023 -        ]; THEFT DETERRENT / KEYLESS ENTRY: SMART KEY SYSTEM (for Start Function, HV Model): HOW TO PROCEED WITH TROUBLESHOOTING

ECU power source circuit (Hybrid control system)

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): ECU Power Source Circuit

Hybrid vehicle control ECU assembly

2020 MY RAV4 HV [10/2019 - 08/2020]; HYBRID / BATTERY CONTROL: HYBRID VEHICLE CONTROL ECU: REMOVAL 2021 MY RAV4 HV [08/2020 - 12/2021]; HYBRID / BATTERY CONTROL: HYBRID VEHICLE CONTROL ECU: REMOVAL 2022 MY RAV4 HV [12/2021 - 10/2022]; HYBRID / BATTERY CONTROL: HYBRID VEHICLE CONTROL ECU: REMOVAL 2023 MY RAV4 HV [10/2022 - 10/2023]; HYBRID / BATTERY CONTROL: HYBRID VEHICLE CONTROL ECU: REMOVAL 2024 MY RAV4 HV [10/2023 -        ]; HYBRID / BATTERY CONTROL: HYBRID VEHICLE CONTROL ECU: REMOVAL

ECM

2019 - 2020 MY RAV4 HV [02/2019 - 08/2020]; A25A-FXS (ENGINE CONTROL): ECM: REMOVAL 2021 MY RAV4 HV [08/2020 - 12/2021]; A25A-FXS (ENGINE CONTROL): ECM: REMOVAL 2022 MY RAV4 HV [12/2021 - 10/2022]; A25A-FXS (ENGINE CONTROL): ECM: REMOVAL 2023 MY RAV4 HV [10/2022 - 10/2023]; A25A-FXS (ENGINE CONTROL): ECM: REMOVAL 2024 MY RAV4 HV [10/2023 -        ]; A25A-FXS (ENGINE CONTROL): ECM: REMOVAL

Loud rattle from hybrid vehicle transaxle

Check idle learning

2020 MY RAV4 RAV4 HV [10/2019 - 08/2020]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM (w/ Canister Pump Module): INITIALIZATION 2021 MY RAV4 RAV4 HV [08/2020 - 12/2021]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION 2022 - 2024 MY RAV4 RAV4 HV [12/2021 -        ]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION

Transmission input damper assembly

2020 MY RAV4 HV [10/2019 - 08/2020]; A25A-FXS (ENGINE MECHANICAL): REAR CRANKSHAFT OIL SEAL: REMOVAL 2021 MY RAV4 HV [08/2020 - 12/2021]; A25A-FXS (ENGINE MECHANICAL): REAR CRANKSHAFT OIL SEAL: REMOVAL 2022 MY RAV4 HV [12/2021 - 10/2022]; A25A-FXS (ENGINE MECHANICAL): REAR CRANKSHAFT OIL SEAL: REMOVAL 2023 MY RAV4 HV [10/2022 - 10/2023]; A25A-FXS (ENGINE MECHANICAL): REAR CRANKSHAFT OIL SEAL: REMOVAL 2024 MY RAV4 HV [10/2023 -        ]; A25A-FXS (ENGINE MECHANICAL): REAR CRANKSHAFT OIL SEAL: REMOVAL

Hybrid vehicle transaxle assembly

2020 MY RAV4 HV [06/2020 - 08/2020]; P710 (HYBRID TRANSMISSION / TRANSAXLE): HYBRID VEHICLE TRANSAXLE: REMOVAL 2021 MY RAV4 HV [08/2020 - 12/2021]; P710 (HYBRID TRANSMISSION / TRANSAXLE): HYBRID VEHICLE TRANSAXLE: REMOVAL 2022 MY RAV4 HV [12/2021 - 10/2022]; P710 (HYBRID TRANSMISSION / TRANSAXLE): HYBRID VEHICLE TRANSAXLE: REMOVAL 2023 MY RAV4 HV [10/2022 - 10/2023]; P710 (HYBRID TRANSMISSION / TRANSAXLE): HYBRID VEHICLE TRANSAXLE: REMOVAL 2024 MY RAV4 HV [10/2023 -        ]; P710 (HYBRID TRANSMISSION / TRANSAXLE): HYBRID VEHICLE TRANSAXLE: REMOVAL

Engine misfire

-

*1: w/o Smart Key System

*2: w/ Smart Key System

*3: If any of the following Diagnosis Related Information items are output, perform troubleshooting for the corresponding DTCs.

Result

Result

Link

Hybrid control system

P312387

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY): P312387; Lost Communication with Drive Motor Control Module "A" from Hybrid/EV Control Module Missing Message

Motor generator control system

P31241F

2020 - 2024 MY RAV4 HV [06/2020 -        ]; HYBRID / BATTERY CONTROL: MOTOR GENERATOR CONTROL SYSTEM (for LITHIUM-ION BATTERY): P31241F,P312487; Lost Communication between Drive Motor "A" and HV ECU Circuit Intermittent

P312487