Last Modified: 12-11-2024 6.11:8.1.0 Doc ID: RM100000002QGPP
Model Year Start: 2025 Model: GR Corolla Prod Date Range: [09/2024 -           ]
Title: G16E-GTS (INTAKE / EXHAUST): INTAKE MANIFOLD: INSTALLATION; 2025 MY GR Corolla [09/2024 -        ]

INSTALLATION

CAUTION / NOTICE / HINT

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 2019 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [06/2018 -        ]; INTRODUCTION: REPAIR INSTRUCTION: PRECAUTION

PROCEDURE

1. INSTALL MANIFOLD TO CYLINDER HEAD GASKET

2. INSTALL THROTTLE WITH THROTTLE POSITION SENSOR BODY ASSEMBLY

3. INSTALL AIR TUBE ASSEMBLY

Torque:

10 N·m {102 kgf·cm, 7 ft·lbf}

4. INSTALL NO. 1 FUEL VAPOR FEED HOSE

5. INSTALL NO. 1 INTAKE MANIFOLD TO HEAD GASKET

6. INSTALL NO. 1 VENTILATION FLANGE SEPARATOR

7. INSTALL NO. 5 AIR HOSE

*a

Paint Mark

*b

for Manual Transaxle: 3 to 6 mm (0.1181 to 0.2362 in.)

for Automatic Transaxle: 2 to 5 mm (0.0787 to 0.197 in.)

*c

Rear of Vehicle

*d

Top of Vehicle

*e

30°

-

-

(1) Install a new No. 5 air hose to the intake manifold and tighten the hose clamp.

Torque:

6.0 N·m {61 kgf·cm, 53 in·lbf}

HINT:

The direction of the clamp is the position shown in the figure.

8. INSTALL INTAKE MANIFOLD

(a) for Manual Transaxle:

*a

Rear of Vehicle

*b

Top of Vehicle

*c

30°

*d

3 to 6 mm (0.1181 to 0.2362 in.)

*e

Paint Mark

-

-

Bolt

Nut

Clamp

-

-

(1) Install the No. 5 air hose to the air tube and tighten the hose clamp.

Torque:

6.0 N·m {61 kgf·cm, 53 in·lbf}

HINT:

The direction of the clamp is the position shown in the figure.

(2) Tighten the 2 bolts and 2 nuts in the order shown in the illustration.

Torque:

21 N·m {214 kgf·cm, 15 ft·lbf}

(b) for Automatic Transaxle:

*a

Rear of Vehicle

*b

Top of Vehicle

*c

30°

*d

2 to 5 mm (0.0787 to 0.197 in.)

*e

Paint Mark

-

-

Bolt

Nut

Clamp

-

-

(1) Install the No. 5 air hose to the air tube and tighten the hose clamp.

Torque:

6.0 N·m {61 kgf·cm, 53 in·lbf}

HINT:

The direction of the clamp is the position shown in the figure.

(2) Tighten the 2 bolts and 2 nuts in the order shown in the illustration.

Torque:

21 N·m {214 kgf·cm, 15 ft·lbf}

9. INSTALL INTAKE AIR CONNECTOR BRACKET

Torque:

21 N·m {214 kgf·cm, 15 ft·lbf}

10. INSTALL WATER BY-PASS HOSE

*a

Left of Vehicle

*b

Top of Vehicle

*c

45°

-

-

11. CONNECT ENGINE WIRE

Torque:

10 N·m {102 kgf·cm, 7 ft·lbf}

12. INSTALL NO. 1 REMOVE TURBO PRESSURE SENSOR

Torque:

10 N·m {102 kgf·cm, 7 ft·lbf}

13. INSTALL WIRE HARNESS CLAMP BRACKET

Torque:

10 N·m {102 kgf·cm, 7 ft·lbf}

14. CONNECT NO. 1 FUEL VAPOR FEED HOSE

15. INSTALL NO. 4 WATER BY-PASS PIPE

(1) Install the 3 bolts in the order shown in the illustration

Torque:

10 N·m {102 kgf·cm, 7 ft·lbf}

NOTICE:

Temporarily tighten the 3 bolts, and then perform final tightening.

16. INSTALL ENGINE WIRE

*a

Bolt

*b

Nut

Torque:

Bolt :

10 N·m {102 kgf·cm, 7 ft·lbf}

Nut :

9.8 N·m {100 kgf·cm, 87 in·lbf}

17. INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY

Click here 2025 MY GR Corolla [09/2024 -        ]; G16E-GTS (ENGINE MECHANICAL): ENGINE ASSEMBLY: INSTALLATION+

18. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL

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19. INSTALL DECK BOARD ASSEMBLY

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20. ADD ENGINE COOLANT

Click here 2025 MY GR Corolla [09/2024 -        ]; MAINTENANCE: G16E-GTS COOLANT: REPLACEMENT+

21. INSPECT FOR COOLANT LEAK

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22. INSTALL NO. 1 ENGINE UNDER COVER ASSEMBLY

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23. INITIALIZATION AFTER RECONNECTING 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 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [11/2022 -        ]; SETUP: WHEN DISCONNECTING OR RECONNECTING BATTERY TERMINAL: AUTOMATIC LEARNING CHART