- Gas leak from exhaust system is repaired
- Replacement of throttle body with motor assembly
- Replacement of cam timing control motor with EDU assembly
- Removal and installation of a cam timing control motor with EDU assembly
- Replacement of camshaft timing gear assembly
- Removal and installation of a camshaft timing gear assembly
- Replacement of cylinder head sub-assembly
- Replacement of camshaft (for intake or exhaust camshaft)
- Replacement of camshaft timing exhaust gear assembly
- Replacement of port fuel injector assembly
- Replacement of direct fuel injector assembly
- Replacement of fuel pump assembly (for high pressure side)
- Replacement of spark plug
- Replacement of ignition coil assembly
- Replacement of EGR valve assembly
- Replacement of knock control sensor
- Replacement of air fuel ratio sensor (sensor 2)
| Last Modified: 01-30-2024 | 6.11:8.1.0 | Doc ID: RM100000001QF90 |
| Model Year Start: 2021 | Model: RAV4 HV | Prod Date Range: [08/2020 - 12/2021] |
| Title: A25A-FXS (ENGINE MECHANICAL): CYLINDER HEAD GASKET: REMOVAL; 2021 MY RAV4 HV [08/2020 - 12/2021] | ||
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 cylinder head gasket 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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Auxiliary battery terminal is disconnected/reconnected |
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 (for HV model) |
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Reset back door close position |
Power back door system (for HV model) |
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Back door lock initialization |
Power door lock control system |
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Replacement of ECM |
Perform Vehicle Identification Number (VIN) registration |
DTC P063051 is output |
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Grille shutter switch specification infomation |
Vehicle control history (RoB) [X260E] is stored |
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Inspection after repair |
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Replacement of inverter with converter assembly |
Resolver learning |
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Replacement of hybrid vehicle transaxle assembly |
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Suspension, tires, etc. (The vehicle height changes because of suspension or tire replacement) |
Television camera assembly optical axis (Back camera position setting) |
Parking assist monitor system |
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Panoramic view monitor system (for HV model) |
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Replacement of headlight ECU sub-assembly LH |
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Lighting system (EXT)(w/ Headlight ECU) |
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Suspension, tires, etc. (The vehicle height changes because of suspension or tire replacement) |
Perform headlight ECU sub-assembly LH initialization |
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Front wheel alignment adjustment |
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VSC malfunction |
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Front bumper assembly (Including removal and installation) |
Front television camera view adjustment |
Panoramic view monitor system (for HV model) |
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NOTICE:
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After the power switch is turned off, the radio and display receiver assembly records various types of memory and settings. As a result, after turning the power 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
System Name
See Procedure
Vehicle enrolled in Toyota Audio Multimedia system or safety connect system
6 minutes
Vehicle not enrolled in Toyota Audio Multimedia system and safety connect system
1 minute
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This procedure includes the removal of small-head bolts. Refer to Small-Head Bolts of Basic Repair Hint to identify the small-head bolts.
Click here
![2019 - 2024 MY RAV4 RAV4 HV [11/2018 - ]; INTRODUCTION: REPAIR INSTRUCTION: PRECAUTION](/t3Portal/stylegraphics/info.gif)
PROCEDURE
1. INSTALL ENGINE ASSEMBLY TO ENGINE STAND
Click here
2. REMOVE ENGINE HANGERS
Click here
3. REMOVE COMPRESSOR ASSEMBLY WITH PULLEY
Click here
4. REMOVE NO. 2 WATER BY-PASS PIPE SUB-ASSEMBLY
Click here
5. REMOVE FLOW SHUTTING VALVE (WATER BY-PASS HOSE ASSEMBLY)
Click here
6. REMOVE NO. 1 EXHAUST MANIFOLD HEAT INSULATOR
Click here
7. REMOVE MANIFOLD STAY
Click here
8. REMOVE EXHAUST MANIFOLD
Click here
9. REMOVE THROTTLE BODY WITH MOTOR ASSEMBLY
Click here
10. REMOVE EGR COOLER ASSEMBLY
Click here
11. REMOVE NO. 1 EGR PIPE SUB-ASSEMBLY
Click here
12. REMOVE NO. 4 WATER BY-PASS HOSE
Click here
13. REMOVE EGR VALVE ASSEMBLY
Click here
14. REMOVE NO. 3 WATER BY-PASS PIPE
Click here
15. REMOVE NO. 2 WATER BY-PASS PIPE
Click here
16. REMOVE INTAKE MANIFOLD
Click here
17. REMOVE NO. 1 INTAKE MANIFOLD TO HEAD GASKET
Click here
18. DISCONNECT FUEL TUBE SUB-ASSEMBLY
Click here
19. REMOVE NO. 1 FUEL PIPE SUB-ASSEMBLY
Click here
20. REMOVE FUEL (ENGINE ROOM SIDE) PUMP ASSEMBLY (for High Pressure)
Click here
21. REMOVE NO. 7 WATER BY-PASS HOSE
Click here
22. REMOVE FUEL DELIVERY PIPE SUB-ASSEMBLY
Click here
23. REMOVE NO. 1 DELIVERY PIPE SPACER
Click here
24. REMOVE INJECTOR VIBRATION INSULATOR
Click here
25. REMOVE NO. 5 ENGINE WIRE
Click here
26. REMOVE PORT FUEL INJECTOR ASSEMBLY
Click here
27. REMOVE FUEL DELIVERY PIPE
Click here
28. REMOVE DIRECT FUEL INJECTOR ASSEMBLY
Click here
29. REMOVE FUEL INJECTOR SEAL
Click here
30. REMOVE IGNITION COIL ASSEMBLY
Click here
31. REMOVE ENGINE OIL LEVEL DIPSTICK GUIDE
Click here
32. REMOVE OIL PRESSURE CONTROL VALVE ASSEMBLY
Click here
33. REMOVE CAMSHAFT POSITION SENSOR (for Intake Side)
Click here
34. REMOVE CAMSHAFT POSITION SENSOR (for Exhaust Side)
Click here
35. REMOVE CAM TIMING OIL CONTROL SOLENOID ASSEMBLY
Click here
36. REMOVE CAM TIMING CONTROL MOTOR WITH EDU ASSEMBLY
Click here
37. DISCONNECT NO. 1 WATER BY-PASS HOSE
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(a) Slide the clip and disconnect the No. 1 water by-pass hose from the cylinder block sub-assembly. |
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38. DISCONNECT NO. 2 WATER BY-PASS HOSE
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(a) Slide the clip and disconnect the No. 2 water by-pass hose from the No. 1 water by-pass pipe sub-assembly. |
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39. REMOVE CRANKSHAFT PULLEY ASSEMBLY
Click here
40. REMOVE WATER OUTLET
Click here
41. REMOVE OUTLET WATER BY-PASS SUB-ASSEMBLY
Click here
42. REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY
Click here
43. REMOVE SPARK PLUG TUBE GASKET
Click here
44. REMOVE ENGINE MOUNTING BRACKET RH
Click here
45. REMOVE NO. 2 TIMING CHAIN COVER ASSEMBLY
Click here
46. REMOVE TIMING CHAIN COVER OIL SEAL
Click here
47. SET NO. 1 CYLINDER TO TDC (COMPRESSION)
Click here
48. REMOVE OIL PUMP DRIVE CHAIN SUB-ASSEMBLY
Click here
49. REMOVE CAMSHAFT TIMING GEAR ASSEMBLY
Click here
50. REMOVE CHAIN SUB-ASSEMBLY
Click here
51. REMOVE NO. 1 CHAIN TENSIONER ASSEMBLY
Click here
52. REMOVE CHAIN TENSIONER SLIPPER
Click here
53. REMOVE NO. 1 CHAIN VIBRATION DAMPER
Click here
54. REMOVE CAMSHAFT TIMING EXHAUST GEAR ASSEMBLY
Click here
55. REMOVE TIMING CHAIN COVER ASSEMBLY
Click here
56. REMOVE FUEL PUMP LIFTER GUIDE
Click here
57. REMOVE CAMSHAFT HOUSING SUB-ASSEMBLY
Click here
58. REMOVE CAMSHAFT BEARING CAP
Click here
59. REMOVE CAMSHAFT
Click here
60. REMOVE NO. 2 CAMSHAFT
Click here
61. REMOVE NO. 1 VALVE ROCKER ARM SUB-ASSEMBLY
Click here
62. REMOVE VALVE LASH ADJUSTER ASSEMBLY
Click here
63. REMOVE VALVE STEM CAP
Click here
64. REMOVE CYLINDER HEAD SUB-ASSEMBLY
Click here
65. REMOVE CYLINDER HEAD GASKET
(a) Remove the cylinder head gasket from the cylinder block sub-assembly.
66. INSPECT CYLINDER HEAD SET BOLT
Click here
67. INSPECT CYLINDER HEAD SUB-ASSEMBLY
Click here
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