Toyota Prius: Digital Key Ecu
Removal
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 digital key ECU removal/installation are shown below.
Necessary Procedure After Parts Removed/Installed/Replaced| Replaced Part or Performed Procedure | Necessary Procedure | Effect/Inoperative Function when Necessary Procedure not Performed | Link |
|---|---|---|---|
| Digital Key ECU Assembly | Code registration |
|
|
NOTICE:
After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal.
Click here
HINT:
When the cable is disconnected/reconnected to the auxiliary battery terminal, systems temporarily stop operating. However, each system has a function that completes learning the first time the system is used.
- Items for which learning is completed by driving the Toyota Prius vehicle
Effect/Inoperative Function When Necessary Procedures are not Performed
Necessary Procedures
Link
Front Camera System
Drive the Toyota Prius vehicle straight ahead at 35 km/h (22 mph) or more for 5 second or more.
- Items for which learning is completed by operating the vehicle normally
Effect/Inoperative Function When Necessary Procedures are not Performed
Necessary Procedures
Link
*1: w/o Power Back Door System *2: w/ Power Back Door System
Power Door Lock Control System*1
- Back door opener
Perform door unlock operation with door control switch or electrical key transmitter sub-assembly switch.
Power Back Door System*2
Reset back door close position
Air Conditioning System
for HEV Model:- After the ignition switch is turned to ON, the servo motor standard position is recognized.
for PHEV Model:- After the ignition switch is turned to ON, the servo motor and expansion valve standard position is recognized.
-
CAUTION / NOTICE / HINT
COMPONENTS (REMOVAL)
| Procedure | Part Name Code |
|
|
| |
|---|---|---|---|---|---|
| 1 | PRECAUTION | - |
| - | - |
| 2 | DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL | - | - | - | - |
| 3 | DECK BOARD ASSEMBLY | 58410B | - | - | - |
| 4 | DECK FLOOR BOX RH | 64995 | - | - | - |
| 5 | DECK FLOOR BOX LH | 64997 | - | - | - |
| 6 | REAR SEAT ASSEMBLY | - | - | - | - |
| 7 | REAR DOOR SCUFF PLATE INSIDE RH | 67917F | - | - | - |
| 8 | REAR UNDER SIDE COVER RH | 76973E | - | - | - |
| 9 | REAR DOOR OPENING TRIM WEATHERSTRIP RH | 62331A | - | - | - |
| 10 | LUGGAGE HOLD BELT STRIKER ASSEMBLY | 58460D | - | - | |
| 11 | REAR DECK TRIM COVER | 64716D | - | - | - |
| 12 | BATTERY SERVICE HOLE COVER ASSEMBLY | 58440 | - | - | - |
| 13 | REAR SEATBACK HINGE SUB-ASSEMBLY RH | 71303C | - | - | - |
| 14 | REAR SEAT SIDE GARNISH RH | 62551F |
| - | - |
| 15 | LUGGAGE HOLD BELT STRIKER ASSEMBLY | 58460D | - | - | - |
| 16 | NO. 1 LUGGAGE COMPARTMENT LIGHT ASSEMBLY | 81330 |
| - | - |
| 17 | DECK TRIM SIDE PANEL ASSEMBLY RH | 64730B |
| - | - |
| 18 | ROOF SIDE INNER GARNISH ASSEMBLY RH | 62470A | - | - | - |
| 19 | DIGITAL KEY ECU ASSEMBLY | 89000 |
| - | - |
| *A | w/ Spare Tire | *B | w/o Spare Tire |
| *C | for Type A | *D | for Type B |
| *E | for 2ZR-FXE | *F | for M20A-FXS |
| *G | for HEV Model | - | - |
| *a | HINT: As the illustration shown is an example, the actual details may differ. | - | - |
PROCEDURE
1. PRECAUTION
| NOTICE: After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Click here
|
2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
(a) for M20A-FXS:
Click here
(b) for 2ZR-FXE:
Click here
3. REMOVE DECK BOARD ASSEMBLY
Click here
4. REMOVE DECK FLOOR BOX RH
Click here
5. REMOVE DECK FLOOR BOX LH
Click here
6. REMOVE REAR SEAT ASSEMBLY
Click here
7. REMOVE REAR DOOR SCUFF PLATE INSIDE RH
Click here
8. REMOVE REAR UNDER SIDE COVER RH (for HEV Model)
Click here
9. DISCONNECT REAR DOOR OPENING TRIM WEATHERSTRIP RH
Click here
10. REMOVE LUGGAGE HOLD BELT STRIKER ASSEMBLY (for Rear Side)
Click here
11. REMOVE REAR DECK TRIM COVER
Click here
12. REMOVE BATTERY SERVICE HOLE COVER ASSEMBLY (for M20A-FXS)
Click here
13. REMOVE REAR SEATBACK HINGE SUB-ASSEMBLY RH
Click here
14. REMOVE REAR SEAT SIDE GARNISH RH
| Click here
|
15. REMOVE LUGGAGE HOLD BELT STRIKER ASSEMBLY (for RH Side)
Click here
16. REMOVE NO. 1 LUGGAGE COMPARTMENT LIGHT ASSEMBLY
| Click here
|
17. REMOVE DECK TRIM SIDE PANEL ASSEMBLY RH
| Click here
|
18. REMOVE ROOF SIDE INNER GARNISH ASSEMBLY RH
Click here
19. REMOVE DIGITAL KEY ECU ASSEMBLY
| NOTICE: Be careful when remove the digital key ECU assembly. If the digital key ECU assembly is dropped, replace it with a new one. |
Installation
INSTALLATION
CAUTION / NOTICE / HINT
COMPONENTS (INSTALLATION)
| Procedure | Part Name Code |
|
|
| |
|---|---|---|---|---|---|
| 1 | DIGITAL KEY ECU ASSEMBLY | 89000 |
| - | - |
| 2 | ROOF SIDE INNER GARNISH ASSEMBLY RH | 62470A | - | - | - |
| 3 | DECK TRIM SIDE PANEL ASSEMBLY RH | 64730B | - | - | - |
| 4 | NO. 1 LUGGAGE COMPARTMENT LIGHT ASSEMBLY | 81330 | - | - | - |
| 5 | LUGGAGE HOLD BELT STRIKER ASSEMBLY | 58460D | - | - | - |
| 6 | REAR SEAT SIDE GARNISH RH | 62551F |
| - | - |
| 7 | REAR SEATBACK HINGE SUB-ASSEMBLY RH | 71303C | - | - | - |
| 8 | BATTERY SERVICE HOLE COVER ASSEMBLY | 58440 | - | - | - |
| 9 | REAR DECK TRIM COVER | 64716D | - | - | - |
| 10 | LUGGAGE HOLD BELT STRIKER ASSEMBLY | 58460D | - | - | - |
| 11 | REAR DOOR OPENING TRIM WEATHERSTRIP RH | 62331A |
| - | - |
| 12 | REAR UNDER SIDE COVER RH | 76973E | - | - | - |
| 13 | REAR DOOR SCUFF PLATE INSIDE RH | 67917F | - | - | - |
| 14 | REAR SEAT ASSEMBLY | - |
| - | - |
| 15 | DECK FLOOR BOX LH | 64997 | - | - | - |
| 16 | DECK FLOOR BOX RH | 64995 | - | - | - |
| 17 | DECK BOARD ASSEMBLY | 58410B | - | - | - |
| 18 | CONNECT CABLE TO NEGATIVE BATTERY TERMINAL | - | - | - | - |
| 19 | REGISTRATION DIGITAL KEY ECU | - | - | - |
|
| 20 | INITIALIZATION AFTER RECONNECTING BATTERY TERMINAL | - | - | - |
|
| *A | w/ Spare Tire | *B | w/o Spare Tire |
| *C | for Type A | *D | for Type B |
| *E | for 2ZR-FXE | *F | for M20A-FXS |
| *G | for HEV Model | - | - |
| *a | HINT: As the illustration shown is an example, the actual details may differ. | - | - |
| Tightening torque for "Major areas involving basic Toyota Prius vehicle performance such as moving/turning/stopping": N*m (kgf*cm, ft.*lbf) |
| N*m (kgf*cm, ft.*lbf): Specified torque |
PROCEDURE
1. INSTALL DIGITAL KEY ECU ASSEMBLY
| NOTICE: Be careful when installing the digital key ECU assembly. If the digital key ECU assembly is dropped, replace it with a new one. |
Torque:
10 N·m {102 kgf·cm, 89 in·lbf}
2. INSTALL ROOF SIDE INNER GARNISH ASSEMBLY RH
3. INSTALL DECK TRIM SIDE PANEL ASSEMBLY RH
4. INSTALL NO. 1 LUGGAGE COMPARTMENT LIGHT ASSEMBLY
5. INSTALL LUGGAGE HOLD BELT STRIKER ASSEMBLY (for RH Side)
6. INSTALL REAR SEAT SIDE GARNISH RH
| Click here
|
7. INSTALL REAR SEATBACK HINGE SUB-ASSEMBLY RH
Torque:
18.1 N·m {185 kgf·cm, 13 ft·lbf}
8. INSTALL BATTERY SERVICE HOLE COVER ASSEMBLY (for M20A-FXS)
9. INSTALL REAR DECK TRIM COVER
10. INSTALL LUGGAGE HOLD BELT STRIKER ASSEMBLY (for Rear Side)
11. INSTALL REAR DOOR OPENING TRIM WEATHERSTRIP RH
| Click here
|
12. INSTALL REAR UNDER SIDE COVER RH (for HEV Model)
13. INSTALL REAR DOOR SCUFF PLATE INSIDE RH
14. INSTALL REAR SEAT ASSEMBLY
| Click here
|
15. INSTALL DECK FLOOR BOX LH
16. INSTALL DECK FLOOR BOX RH
17. INSTALL DECK BOARD ASSEMBLY
18. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
(a) for M20A-FXS:
Click here
(b) for 2ZR-FXE:
Click here
19. REGISTRATION DIGITAL KEY SYSTEM
Click here
20. INITIALIZATION AFTER RECONNECTING AUXILIARY BATTERY TERMINAL
HINT:
When disconnecting and reconnecting the battery, there is an automatic learning function that completes learning when the respective system is used.
Click here
Toyota Prius (XW60) 2023-2025 Service Manual
Digital Key Ecu
Actual pages
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