Last Modified: 11-20-2023 6.11:8.1.0 Doc ID: RM10000000164IN
Model Year Start: 2018 Model: Camry HV Prod Date Range: [07/2017 -           ]
Title: A25A-FXS (INTAKE / EXHAUST): EXHAUST MANIFOLD: REMOVAL; 2018 - 2024 MY Camry HV [07/2017 -        ]

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 exhaust manifold (TWC: Front Catalyst) removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link

  • Replacement of air fuel ratio sensor
  • Gas leak from exhaust system is repaired

Inspection After Repair

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

2018 MY Camry HV [07/2017 - 09/2018]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION 2019 MY Camry HV [09/2018 - 09/2019]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION 2020 MY Camry HV [09/2019 - 10/2020]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION 2021 - 2024 MY Camry HV [10/2020 -        ]; A25A-FXS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION

CAUTION:

  • To prevent burns, do not touch the engine, exhaust manifold or other high temperature components while the engine is hot.
  • To prevent burns, do not touch the engine, exhaust pipe or other high temperature components while the engine is hot.

PROCEDURE

1. REMOVE FRONT FLOOR COVER LH

Click here 2018 - 2024 MY Camry HV [07/2017 -        ]; A25A-FXS (INTAKE / EXHAUST): EXHAUST PIPE: REMOVAL+

2. REMOVE FRONT FLOOR COVER RH

Click here 2018 - 2024 MY Camry HV [07/2017 -        ]; A25A-FXS (INTAKE / EXHAUST): EXHAUST PIPE: REMOVAL+

3. REMOVE FRONT CENTER FLOOR BRACE

Click here 2018 - 2024 MY Camry HV [07/2017 -        ]; A25A-FXS (INTAKE / EXHAUST): EXHAUST PIPE: REMOVAL+

4. REMOVE CENTER FLOOR CROSSMEMBER BRACE

Click here 2018 - 2024 MY Camry HV [07/2017 -        ]; A25A-FXS (INTAKE / EXHAUST): EXHAUST PIPE: REMOVAL+

5. REMOVE FRONT EXHAUST PIPE ASSEMBLY (TWC: Rear Catalyst)

CAUTION:

To prevent burns, do not touch the engine, exhaust pipe or other high temperature components while the engine is hot.

(a) Disengage the wire harness clamp.

(b) Disconnect the air fuel ratio sensor (for sensor 2) connector.

(c) Remove the 2 bolts, 2 nuts and disconnect the front exhaust pipe assembly (TWC: Rear Catalyst) from the exhaust manifold (TWC: Front Catalyst) and center exhaust pipe assembly.

(d) Remove the front exhaust pipe assembly (TWC: Rear Catalyst) from the 2 exhaust pipe supports.

(e) Remove the 2 gaskets from the front exhaust pipe assembly (TWC: Rear Catalyst).

6. REMOVE FRONT LOWER NO. 1 FLOOR HEAT INSULATOR

Click here 2018 - 2024 MY Camry HV [07/2017 -        ]; P710 (HYBRID TRANSMISSION / TRANSAXLE): TRANSMISSION CONTROL CABLE: REMOVAL+

7. REMOVE FRONT WHEEL OPENING EXTENSION PAD RH

Click here 2018 MY Camry HV [07/2017 - 09/2018]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+ 2019 - 2020 MY Camry HV [09/2018 - 10/2020]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+ 2021 - 2024 MY Camry HV [10/2020 -        ]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+

8. REMOVE FRONT WHEEL OPENING EXTENSION PAD LH

Click here 2018 MY Camry HV [07/2017 - 09/2018]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+ 2019 - 2020 MY Camry HV [09/2018 - 10/2020]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+ 2021 - 2024 MY Camry HV [10/2020 -        ]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+

9. REMOVE NO. 1 ENGINE UNDER COVER

Click here 2018 MY Camry HV [07/2017 - 09/2018]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+ 2019 - 2020 MY Camry HV [09/2018 - 10/2020]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+ 2021 - 2024 MY Camry HV [10/2020 -        ]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+

10. REMOVE NO. 2 ENGINE UNDER COVER ASSEMBLY

Click here 2018 MY Camry HV [07/2017 - 09/2018]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+ 2019 - 2020 MY Camry HV [09/2018 - 10/2020]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+ 2021 - 2024 MY Camry HV [10/2020 -        ]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: REMOVAL+

11. REMOVE COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY

Click here 2018 - 2024 MY Camry HV [07/2017 -        ]; WIPER / WASHER: FRONT WIPER MOTOR: REMOVAL

12. REMOVE FRONT CENTER UPPER SUSPENSION BRACE SUB-ASSEMBLY

Click here 2018 MY Camry HV [07/2017 - 09/2018]; BRAKE SYSTEM (OTHER): BRAKE BOOSTER: REMOVAL+ 2019 - 2020 MY Camry HV [09/2018 - 10/2020]; BRAKE SYSTEM (OTHER): BRAKE BOOSTER: REMOVAL+ 2021 - 2024 MY Camry HV [10/2020 -        ]; BRAKE SYSTEM (OTHER): BRAKE BOOSTER: REMOVAL+

13. REMOVE AIR FUEL RATIO SENSOR (for Sensor 1)

Click here 2018 - 2024 MY Camry HV [07/2017 -        ]; A25A-FXS (ENGINE CONTROL): AIR FUEL RATIO SENSOR (for Sensor 1): REMOVAL

14. REMOVE WIRE HARNESS CLAMP BRACKET

CAUTION:

To prevent burns, do not touch the engine, exhaust manifold or other high temperature components while the engine is hot.

(a) Remove the bolt and wire harness clamp bracket.

15. SEPARATE NO. 1 EXHAUST MANIFOLD HEAT INSULATOR

CAUTION:

To prevent burns, do not touch the engine, exhaust manifold or other high temperature components while the engine is hot.

(a) Type A:

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

(b) Type B:

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

16. SEPARATE NO. 1 UPPER FRONT FLOOR HEAT INSULATOR

CAUTION:

To prevent burns, do not touch the engine, exhaust manifold or other high temperature components while the engine is hot.

(a) Remove the 2 nuts and separate the No. 1 upper front floor heat insulator from the vehicle body.

17. REMOVE MANIFOLD STAY

CAUTION:

To prevent burns, do not touch the engine, exhaust manifold or other high temperature components while the engine is hot.

(a) Remove the bolt, nut and manifold stay from the exhaust manifold (TWC: Front Catalyst) and cylinder block sub-assembly.

18. REMOVE EXHAUST MANIFOLD (TWC: Front Catalyst)

CAUTION:

To prevent burns, do not touch the engine, exhaust manifold or other high temperature components while the engine is hot.

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

(b) Remove the No. 1 upper front floor heat insulator, No. 1 exhaust manifold heat insulator and exhaust manifold (TWC: Front Catalyst).

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

19. REMOVE NO. 2 EXHAUST MANIFOLD HEAT INSULATOR

(a) Type A:

(1) Remove the 6 bolts and No. 2 exhaust manifold heat insulator from the exhaust manifold (TWC: Front Catalyst).

(b) Type B:

(1) Remove the 3 bolts and No. 2 exhaust manifold heat insulator from the exhaust manifold (TWC: Front Catalyst).