Last Modified: 11-20-2023 6.11:8.1.0 Doc ID: RM100000001RZ16
Model Year Start: 2021 Model: Camry Prod Date Range: [10/2020 - 08/2022]
Title: A25A-FKS (ENGINE MECHANICAL): ENGINE UNIT: REMOVAL; 2021 - 2022 MY Camry [10/2020 - 08/2022]

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 engine unit 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

Battery terminal is disconnected/reconnected

Perform steering sensor zero point calibration

Lane Tracing Assist System

2021 - 2024 MY Camry [10/2020 -        ]; PRE-COLLISION: PRE-COLLISION SYSTEM: INITIALIZATION

Pre-collision system

Memorize steering angle neutral point

Parking Assist Monitor System

2018 - 2024 MY Camry [03/2017 -        ]; PARK ASSIST / MONITORING: PARKING ASSIST MONITOR SYSTEM: INITIALIZATION

Panoramic view monitor system

2021 - 2024 MY Camry [10/2020 -        ]; PARK ASSIST / MONITORING: PANORAMIC VIEW MONITOR SYSTEM: INITIALIZATION

Replacement of ECM

Vehicle Identification Number (VIN) registration

MIL comes on

2018 - 2024 MY Camry [03/2017 -        ]; A25A-FKS (ENGINE CONTROL): SFI SYSTEM: REGISTRATION

ECU communication ID registration (Immobiliser system)

Engine start function

2020 - 2022 MY Camry [09/2019 - 08/2022]; THEFT DETERRENT / KEYLESS ENTRY: SMART KEY SYSTEM (for Start Function): REGISTRATION *1

2020 - 2024 MY Camry [09/2019 -        ]; THEFT DETERRENT / KEYLESS ENTRY: IMMOBILISER SYSTEM (w/o Smart Key System): REGISTRATION *2

  • Replacement of engine assembly
  • 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 engine coolant temperature sensor
  • Replacement of spark plug
  • Replacement of ignition coil assembly
  • Replacement of EGR valve assembly
  • Replacement of knock control sensor

Inspection After Repair

  • Poor idle, etc.
  • Engine start function, etc.

2020 - 2024 MY Camry [03/2020 -        ]; A25A-FKS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION

Replacement of automatic transaxle assembly

  1. Reset memory
  2. Input transaxle compensation code into ECM
  3. Perform road test to allow ECM to learn
  • Large shift shock
  • Deterioration of fuel efficiency

2020 - 2024 MY Camry [09/2019 -        ]; UB80E (AUTOMATIC TRANSMISSION / TRANSAXLE): AUTOMATIC TRANSAXLE SYSTEM: INITIALIZATION for UB80E Initialization

2018 - 2024 MY Camry [03/2017 -        ]; UB80E (AUTOMATIC TRANSMISSION / TRANSAXLE): AUTOMATIC TRANSAXLE SYSTEM: REGISTRATION for UB80E Registration

2020 - 2024 MY Camry [03/2020 -        ]; UB80F (AUTOMATIC TRANSMISSION / TRANSAXLE): AUTOMATIC TRANSAXLE SYSTEM: INITIALIZATION for UB80F Initialization

2020 - 2024 MY Camry [03/2020 -        ]; UB80F (AUTOMATIC TRANSMISSION / TRANSAXLE): AUTOMATIC TRANSAXLE SYSTEM: REGISTRATION for UB80F Registration

Replacement of ECM

(If possible, read the transaxle compensation code from the previous ECM)

  1. Reset memory*3
  2. Transfer transaxle compensation code
  3. Perform road test to allow ECM to learn

Replacement of ECM

(If impossible, read the transaxle compensation code from the previous ECM)

  1. Reset memory*3
  2. Reset transaxle compensation code
  3. Perform road test to allow ECM to learn

Automatic transaxle fluid

ATF thermal degradation estimate reset

The value of the Data List item "ATF Thermal Degradation Estimate" is not estimated correctly.

2020 - 2024 MY Camry [09/2019 -        ]; UB80E (AUTOMATIC TRANSMISSION / TRANSAXLE): AUTOMATIC TRANSAXLE SYSTEM: INITIALIZATION for UB80E

2020 - 2024 MY Camry [03/2020 -        ]; UB80F (AUTOMATIC TRANSMISSION / TRANSAXLE): AUTOMATIC TRANSAXLE SYSTEM: INITIALIZATION for UB80F

Replacement of ECM*1

Code registration

  • Wireless door lock control system
  • Smart key system (for Entry Function)
  • Smart key system (for Start Function)
  • Steering lock function

2020 - 2022 MY Camry [09/2019 - 08/2022]; THEFT DETERRENT / KEYLESS ENTRY: SMART KEY SYSTEM (for Start Function): REGISTRATION

Replacement of ECM*2

Code registration

  • Wireless door lock control system
  • Engine start

2020 - 2024 MY Camry [09/2019 -        ]; THEFT DETERRENT / KEYLESS ENTRY: IMMOBILISER SYSTEM (w/o Smart Key System): REGISTRATION

Yaw rate and acceleration sensor (airbag sensor assembly)

  • Perform "Reset Memory"
  • Perform acceleration sensor zero point calibration and system information memorization
  • VSC disabled or malfunctioning
  • DTCs are output
  • Slip indicator light illuminated
  • ABS warning light illuminated

2021 MY Camry [10/2020 - 08/2021]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: VEHICLE STABILITY CONTROL SYSTEM (w/ Electric Parking Brake System): CALIBRATION 2022 - 2024 MY Camry [08/2021 -        ]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: VEHICLE STABILITY CONTROL SYSTEM (w/ Electric Parking Brake System): CALIBRATION *4

2021 MY Camry [10/2020 - 08/2021]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: VEHICLE STABILITY CONTROL SYSTEM (w/o Electric Parking Brake System): CALIBRATION 2022 - 2024 MY Camry [08/2021 -        ]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: VEHICLE STABILITY CONTROL SYSTEM (w/o Electric Parking Brake System): CALIBRATION *5

Suspension, tires, etc.

(The vehicle height changes because of suspension or tire replacement)

Rear television camera assembly optical axis (Back camera position setting)

Parking assist monitor system

for Initialization: 2018 - 2024 MY Camry [03/2017 -        ]; PARK ASSIST / MONITORING: PARKING ASSIST MONITOR SYSTEM: INITIALIZATION

for Calibration: 2021 - 2024 MY Camry [10/2020 -        ]; PARK ASSIST / MONITORING: PARKING ASSIST MONITOR SYSTEM: CALIBRATION

Replacement of front bumper assembly (w/ Panoramic view monitor system)

Front television camera view adjustment

Panoramic view monitor system

for Initialization: 2021 - 2024 MY Camry [10/2020 -        ]; PARK ASSIST / MONITORING: PANORAMIC VIEW MONITOR SYSTEM: INITIALIZATION

for Calibration: 2021 - 2024 MY Camry [10/2020 -        ]; PARK ASSIST / MONITORING: PANORAMIC VIEW MONITOR SYSTEM: CALIBRATION

Suspension, tires, etc.

(The vehicle height changes because of suspension or tire replacement)

  • Television camera controller initialization
  • Adjust steering angle
  • Rear television camera assembly optical axis (Back camera position setting)

Front wheel alignment adjustment

Perform system variant learning and acceleration sensor zero point calibration.

  • VSC disabled or malfunctioning
  • DTCs are output
  • Slip indicator light illuminated
  • ABS warning light illuminated

w/ Electric Parking Brake System: 2021 MY Camry [10/2020 - 08/2021]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: VEHICLE STABILITY CONTROL SYSTEM (w/ Electric Parking Brake System): CALIBRATION 2022 - 2024 MY Camry [08/2021 -        ]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: VEHICLE STABILITY CONTROL SYSTEM (w/ Electric Parking Brake System): CALIBRATION

w/o Electric Parking Brake System: 2021 MY Camry [10/2020 - 08/2021]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: VEHICLE STABILITY CONTROL SYSTEM (w/o Electric Parking Brake System): CALIBRATION 2022 - 2024 MY Camry [08/2021 -        ]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: VEHICLE STABILITY CONTROL SYSTEM (w/o Electric Parking Brake System): CALIBRATION

  • *1: w/ Smart Key System
  • *2: w/o Smart Key System
  • *3: When the ECM is replaced with a new one, reset memory is unnecessary.
  • *4: w/ Electric Parking Brake System
  • *5: w/o Electric Parking Brake System

NOTICE:

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 2020 - 2024 MY Camry [03/2020 -        ]; INTRODUCTION: REPAIR INSTRUCTION: PRECAUTION

PROCEDURE

1. REMOVE DRIVE SHAFT BEARING BRACKET

(a) for 2WD:

(1) Remove the 3 bolts and drive shaft bearing bracket.

(b) for AWD:

(1) Remove the 3 bolts and drive shaft bearing bracket.

2. REMOVE V-RIBBED BELT

Click here 2018 - 2024 MY Camry [03/2017 -        ]; MAINTENANCE: A25A-FKS DRIVE BELT: REMOVAL+

3. REMOVE GENERATOR ASSEMBLY

Click here 2021 - 2024 MY Camry [10/2020 -        ]; A25A-FKS (BATTERY / CHARGING): GENERATOR: REMOVAL+

4. REMOVE COMPRESSOR ASSEMBLY WITH PULLEY

(a) for Type A:

(1) Remove the 2 bolts and 2 nuts.

Bolt

Nut

(2) Using an E8 "TORX" socket wrench, remove the 2 stud bolts and compressor assembly with pulley.

(b) for Type B:

(1) Remove the 4 bolts and compressor assembly with pulley.

5. REMOVE NO. 2 ENGINE COVER

(a) Remove the 2 bolts and No. 2 engine cover from the No. 2 timing gear cover assembly.

6. REMOVE V-RIBBED BELT TENSIONER ASSEMBLY

NOTICE:

  • Do not apply or add any oil or grease to the belt tensioner to prevent abnormal noises from the belt tensioner pulley, belt squealing, etc.
  • Do not allow oil or grease to adhere to the moving parts of the belt tensioner, as this may cause malfunctions.

If oil or grease is on the location indicated by the arrow, replace the V-ribbed belt tensioner assembly.

(a) Remove the 2 bolts and V-ribbed belt tensioner assembly from the No. 2 timing gear cover assembly.

7. REMOVE NO. 2 TIMING CHAIN COVER INSULATOR

(a) Remove the No. 2 timing chain cover insulator from the V-ribbed belt tensioner assembly.

8. REMOVE TIMING GEAR COVER INSULATOR

(a) Using an 8 mm socket wrench, remove the bolt, plate washer and timing gear cover insulator from the No. 2 timing gear cover assembly.

9. REMOVE NO. 3 TIMING CHAIN COVER (w/ Cover)

(a) Using an 8 mm socket wrench, remove the bolt, plate washer and No. 3 timing chain cover from the No. 2 timing gear cover assembly.

10. REMOVE NO. 2 WATER BY-PASS PIPE SUB-ASSEMBLY

(a) Slide the clip and disconnect the No. 2 water by-pass pipe sub-assembly from the outlet water by-pass sub-assembly.

(b) Remove the bolt and the No. 2 water by-pass pipe sub-assembly.

11. REMOVE FLOW SHUTTING VALVE (WATER BY-PASS HOSE ASSEMBLY)

(a) Remove the bolt to disconnect the flow shutting valve (water by-pass hose assembly).

(b) Remove the 2 bolts and the water hose clamp bracket.

(c) Slide the clip and remove the flow shutting valve (water by-pass hose assembly) from the water by-pass outlet sub-assembly.

HINT:

Use a container to catch any engine coolant which flows out of the flow shutting valve (water by-pass hose assembly) and water by-pass outlet sub-assembly.

12. REMOVE NO. 1 EXHAUST MANIFOLD HEAT INSULATOR

(a) Type A:

(1) Remove the 5 bolts and No. 1 exhaust manifold heat insulator from the exhaust manifold (TWC: Front Catalyst).

(b) Type B:

(1) Remove the 3 bolts and No. 1 exhaust manifold heat insulator from the exhaust manifold (TWC: Front Catalyst).

13. REMOVE MANIFOLD STAY

Click here 2020 - 2024 MY Camry [03/2020 -        ]; A25A-FKS (INTAKE / EXHAUST): EXHAUST MANIFOLD: REMOVAL+

14. REMOVE EXHAUST MANIFOLD (TWC: Front Catalyst)

(a) Using a 12 mm deep socket wrench, remove the 7 nuts and the exhaust manifold (TWC: Front Catalyst) from the cylinder head sub-assembly.

(b) Remove the exhaust manifold to head gasket from the cylinder head sub-assembly.

15. REMOVE THROTTLE BODY WITH MOTOR ASSEMBLY

Click here 2018 - 2024 MY Camry [03/2017 -        ]; A25A-FKS (ENGINE CONTROL): THROTTLE BODY: REMOVAL+

16. REMOVE THROTTLE BODY GASKET

Click here 2018 - 2024 MY Camry [03/2017 -        ]; A25A-FKS (ENGINE CONTROL): THROTTLE BODY: REMOVAL+

17. REMOVE EGR COOLER ASSEMBLY

(a) Disconnect the water hose from the EGR cooler assembly.

*1

No. 3 Water By-pass Hose

*2

Water Hose

(b) Disconnect the No. 3 water by-pass hose from the EGR cooler assembly.

(c) Type A:

(1) Remove the 2 bolts, 3 nuts, EGR cooler assembly, EGR cooler gasket and EGR valve gasket.

Bolt

Nut

(d) Type B:

(1) Remove the 3 bolts, 2 nuts, EGR cooler assembly, EGR cooler gasket and EGR valve gasket.

Bolt

Nut

18. REMOVE NO. 1 EGR PIPE SUB-ASSEMBLY

(a) Using an 8 mm socket wrench, remove the 4 bolts, No. 1 EGR pipe sub-assembly, EGR inlet gasket and EGR valve adapter gasket.

19. REMOVE WATER HOSE

(a) Slide the clip and remove the water hose from the EGR valve assembly.

20. REMOVE EGR VALVE ASSEMBLY

(a) Slide the clip and disconnect the No. 8 water by-pass hose from the EGR valve assembly.

(b) Using an 8 mm socket wrench, remove the 2 bolts.

(c) Remove the EGR valve assembly vertically.

*a

Pin

*b

Hole

21. REMOVE NO. 3 WATER BY-PASS PIPE

(a) Using an 8 mm socket wrench, remove the bolt and No. 3 water by-pass pipe from the intake manifold.

(b) Slide the clip and disconnect the No. 3 water by-pass pipe from the water outlet.

22. REMOVE NO. 2 WATER BY-PASS PIPE

(a) Remove the bolt (A).

(b) Using an 8 mm socket wrench, remove the 2 bolts (B) and No. 2 water by-pass pipe.

23. REMOVE INTAKE MANIFOLD

Click here 2021 - 2024 MY Camry [10/2020 -        ]; A25A-FKS (INTAKE / EXHAUST): INTAKE MANIFOLD: REMOVAL+

24. REMOVE NO. 1 INTAKE MANIFOLD TO HEAD GASKET

Click here 2021 - 2024 MY Camry [10/2020 -        ]; A25A-FKS (INTAKE / EXHAUST): INTAKE MANIFOLD: REMOVAL+

25. DISCONNECT FUEL TUBE SUB-ASSEMBLY

Click here 2021 - 2024 MY Camry [10/2020 -        ]; A25A-FKS (FUEL): FUEL PUMP (for High Pressure): REMOVAL+

26. REMOVE NO. 1 FUEL PIPE SUB-ASSEMBLY

(a) Using an 8 mm socket wrench, remove the bolt.

(b) Using a 17 mm union nut wrench, loosen the 2 union nuts of the No. 1 fuel pipe sub-assembly.

27. REMOVE FUEL (ENGINE ROOM SIDE) PUMP ASSEMBLY (for High Pressure)

Click here 2021 - 2024 MY Camry [10/2020 -        ]; A25A-FKS (FUEL): FUEL PUMP (for High Pressure): REMOVAL+

28. REMOVE NO. 7 WATER BY-PASS HOSE

(a) Slide the 2 clips and remove the No. 7 water by-pass hose.

29. REMOVE SENSOR WIRE

(a) Disconnect the 4 connectors.

(b) Disengage the 3 clamps.

(c) Using an 8 mm socket wrench, remove the bolt and sensor wire from the water inlet with thermostat sub-assembly.

30. REMOVE NO. 6 ENGINE WIRE

(a) Disconnect the 4 connectors.

(b) Disengage the 2 clamps.

(c) Remove the 2 nuts and No. 6 engine wire from the wire harness clamp bracket.

31. REMOVE WIRE HARNESS CLAMP BRACKET

(a) Using an 8 mm socket wrench, remove the 2 bolts and wire harness clamp bracket from the No. 1 ventilation case.

32. REMOVE FUEL DELIVERY PIPE WITH SENSOR SUB-ASSEMBLY

Click here 2021 - 2024 MY Camry [10/2020 -        ]; A25A-FKS (FUEL): FUEL INJECTOR (for Port Injection): REMOVAL+

33. REMOVE NO. 1 DELIVERY PIPE SPACER

Click here 2021 - 2024 MY Camry [10/2020 -        ]; A25A-FKS (FUEL): FUEL INJECTOR (for Port Injection): REMOVAL+

34. REMOVE INJECTOR VIBRATION INSULATOR

Click here 2021 - 2024 MY Camry [10/2020 -        ]; A25A-FKS (FUEL): FUEL INJECTOR (for Port Injection): REMOVAL+

35. REMOVE NO. 5 ENGINE WIRE

Click here 2021 - 2024 MY Camry [10/2020 -        ]; A25A-FKS (FUEL): FUEL INJECTOR (for Port Injection): REMOVAL+

36. REMOVE PORT FUEL INJECTOR ASSEMBLY

Click here 2021 - 2024 MY Camry [10/2020 -        ]; A25A-FKS (FUEL): FUEL INJECTOR (for Port Injection): REMOVAL+

37. REMOVE FUEL DELIVERY PIPE

Click here 2021 - 2024 MY Camry [10/2020 -        ]; A25A-FKS (FUEL): FUEL INJECTOR (for Direct Injection): REMOVAL+

38. REMOVE DIRECT FUEL INJECTOR ASSEMBLY

Click here 2021 - 2024 MY Camry [10/2020 -        ]; A25A-FKS (FUEL): FUEL INJECTOR (for Direct Injection): REMOVAL+

39. REMOVE IGNITION COIL ASSEMBLY

Click here 2018 - 2024 MY Camry [03/2017 -        ]; A25A-FKS (ENGINE CONTROL): IGNITION COIL AND SPARK PLUG: REMOVAL+

40. REMOVE ENGINE OIL LEVEL DIPSTICK GUIDE

(a) Remove the engine oil level dipstick.

(b) Using an 8 mm socket wrench, remove the bolt and engine oil level dipstick guide from the camshaft housing sub-assembly.

(c) Remove the O-ring from the engine oil level dipstick guide.

41. REMOVE WATER INLET WITH THERMOSTAT SUB-ASSEMBLY

Click here 2021 - 2024 MY Camry [10/2020 -        ]; A25A-FKS (COOLING): THERMOSTAT: REMOVAL+

42. REMOVE ENGINE WATER PUMP ASSEMBLY (WATER INLET HOUSING)

(a) Remove the 4 bolts, engine water pump assembly (water inlet housing) and gasket from the cylinder block sub-assembly.

43. REMOVE NO. 3 EXHAUST MANIFOLD HEAT INSULATOR

(a) Remove the bolt and No. 3 exhaust manifold heat insulator from the cylinder block sub-assembly.

44. REMOVE PURGE VALVE (PURGE VSV)

Click here 2018 - 2024 MY Camry [03/2017 -        ]; A25A-FKS (EMISSION CONTROL): PURGE VALVE: REMOVAL+

45. REMOVE NO. 2 VACUUM SWITCHING VALVE BRACKET

(a) Using an 8 mm socket wrench, remove the 2 bolts and No. 2 vacuum switching valve bracket from the cylinder head sub-assembly.