w/ Smart Key System:
- Hybrid vehicle control ECU assembly
| Last Modified: 01-30-2024 | 6.11:8.1.0 | Doc ID: RM100000001HFHO |
| Model Year Start: 2019 | Model: RAV4 HV | Prod Date Range: [02/2019 - 10/2019] |
| Title: HYBRID / BATTERY CONTROL: HYBRID VEHICLE CONTROL ECU: REMOVAL; 2019 MY RAV4 HV [02/2019 - 10/2019] | ||
REMOVAL
CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during hybrid vehicle control ECU assembly removal/installation are shown below.
Necessary Procedure After Parts Removed/Installed/Replaced
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Replaced Part or Performed Procedure |
Necessary Procedure |
Effect/Inoperative Function when Necessary Procedure not Performed |
Link |
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*: When performing learning using the Techstream.
Click here
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Disconnect cable from negative battery terminal |
Perform steering sensor zero point calibration |
Lane control system |
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Parking support brake system (for HV model)* |
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Pre-collision system |
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Lighting system (EXT)(w/ AFS) |
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Memorize steering angle neutral point |
Parking assist monitor system |
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Panoramic view monitor system |
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Reset back door close position |
Power back door system |
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Back door lock initialization |
Power door lock control system |
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Code registration |
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w/o Smart Key System:
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Code registration |
Engine start function |
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NOTICE:
After the ignition switch is turned off, the radio and display receiver assembly records various types of memory and settings. As a result, after turning the ignition switch off, be sure to wait for the time specified in the following table before disconnecting the cable from the negative (-) auxiliary battery terminal.
Waiting Time before Disconnecting Cable from Negative (-) Auxiliary Battery Terminal
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System Name |
See Procedure |
|---|---|
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Vehicle enrolled in Toyota Entune system or safety connect system |
6 minutes |
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Vehicle not enrolled in Toyota Entune system and safety connect system |
1 minute |
PROCEDURE
1. PRECAUTION
CAUTION:
Be sure to read precaution thoroughly before servicing.
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w/ Occupant Classification System:
Click here
![2019 - 2020 MY RAV4 RAV4 HV [02/2019 - 08/2020]; SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM (w/ Occupant Classification System): PRECAUTION](/t3Portal/stylegraphics/info.gif)
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w/o Occupant Classification System:
Click here
NOTICE:
After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) auxiliary battery terminal notices before proceeding with work.
2. REMOVE DECK BOARD ASSEMBLY
Click here
3. REMOVE REAR NO. 2 FLOOR BOARD
Click here
4. REMOVE BATTERY HOLE COVER
Click here
5. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL
Click here
CAUTION:
- Wait at least 90 seconds after disconnecting the cable from the negative (-) auxiliary battery terminal to disable the SRS system.
- If the airbag deploys for any reason, it may cause a serious accident.
NOTICE:
When disconnecting the cable, some systems need to be initialized after the cable is reconnected.
Click here
6. REMOVE LOWER NO. 1 INSTRUMENT PANEL AIRBAG ASSEMBLY
Click here
7. REMOVE HYBRID VEHICLE CONTROL ECU ASSEMBLY
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(a) Disconnect the connector. |
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(b) w/ VEHICLE APPROACHING SPEAKER CONTROLLER:
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(1) Disconnect the connector. |
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(c) Disengage the clamp. |
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(d) Disconnect the 3 hybrid vehicle control ECU assembly connectors as shown in the illustration.
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(e) Remove the 2 nuts and hybrid vehicle control ECU assembly. |
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8. REMOVE VEHICLE APPROACHING SPEAKER CONTROLLER (w/ VEHICLE APPROACHING SPEAKER CONTROLLER)
Click here
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