Toyota Camry manuals

Toyota
Toyota Camry
 Service Manual
Engine mechanical
Camshaft (RH BANK) (1MZ−FE/3MZ−FE)

REPLACEMENT

  1. DRAIN ENGINE COOLANT

  2. REMOVE V−BANK COVER SUB−ASSY

  3. REMOVE FRONT SUSPENSION UPPER BRACE CENTER (W/ FRONT SUSPENSION BRACE UPPER CENTER)

  4. REMOVE AIR CLEANER ASSEMBLY WITH HOSE

  5. REMOVE INTAKE AIR SURGE TANK

  6. REMOVE SPARK PLUG

  7. REMOVE CYLINDER HEAD COVER SUB−ASSY

  8. REMOVE FRONT WHEEL RH

  9. REMOVE FRONT FENDER APRON SEAL RH

  10. REMOVE V (COOLER COMPRESSOR TO CRANKSHAFT PULLEY) BELT No.1

  11. REMOVE VANE PUMP V BELT

  12. REMOVE ENGINE MOVING CONTROL ROD

  13. REMOVE ENGINE MOUNTING STAY No.2 RH

  14. REMOVE GENERATOR BRACKET No.2

  15. REMOVE CRANKSHAFT PULLEY

  16. REMOVE TIMING BELT No.1 COVER

  17. REMOVE TIMING BELT No.2 COVER

  18. REMOVE ENGINE MOUNTING BRACKET RH

  19. REMOVE TIMING BELT GUIDE No.2

  20.  REMOVE TIMING BELT

  21. REMOVE TIMING BELT IDLER SUB−ASSY No.2

  22. REMOVE CAMSHAFT TIMING PULLEY

a Using SST, remove the bolt and RH timing pulley.

SST 09960−10010 (09962−01000, 09963−01000), 09249−63010

b. Using SST, remove the LH timing pulley.

b. Using SST, remove the LH timing pulley.

SST 09960−10010 (09962−01000, 09963−01000)

HINT: Arrange the camshaft timing pulleys (RH and LH sides) so that they can be returned to the original locations when reassembling.

23. REMOVE TIMING BELT No.3 COVER

23. REMOVE TIMING BELT No.3 COVER

  1. Disconnect the 3 engine wire harness clamps from the timing belt No. 3 cover.

  2. Remove the 6 bolts and the timing belt cover.


Remove timing belt No.3 Cover

24. REMOVE CAMSHAFT

NOTICE: Since the thrust clearance of the camshaft is small, the camshaft must be kept level while it is being removed. If the camshaft is not kept level, damage to the cylinder head or to the camshaft may result. To avoid this, the following steps must be carried out.

a. Align the camshaft drive and driven gears timing marks (2 dot marks each) by turning the camshaft with a wrench.

b) Secure the exhaust camshaft sub−gear to the main gear

b) Secure the exhaust camshaft sub−gear to the main gear with a service bolt.

Recommended service bolt:

Torque: 5.4 Nm (55 kgfcm, 48 in.lbf)

Torque: 5.4 Nm (55 kgfcm, 48 in.lbf)

HINT: When removing the camshaft, make certain that the torsional spring force of the sub−gear has been eliminated by installation of the service bolt.

c. Uniformly loosen and remove the 10 bearing cap bolts in

c. Uniformly loosen and remove the 10 bearing cap bolts in the sequence shown in the illustration. Remove the 5 bearing caps and the camshaft.

NOTICE:

  • Do not pry out the camshaft.

  • Be careful not to damage the portion of the cylinder head receiving the shaft thrust.

25. REMOVE No.2 CAMSHAFT

25. REMOVE No.2 CAMSHAFT

a. Uniformly loosen and remove the 10 bearing cap bolts in the sequence shown in the illustration. Remove the 5 bearing caps and the No. 2 camshaft.

NOTICE:

  • Do not pry out the camshaft.

  • Be careful not to damage the portion of the cylinder head receiving the shaft thrust.

b. Remove the oil seal from the No. 2 camshaft.


Remove No.2 Camshaft

26. REMOVE CAMSHAFT TIMING GEAR ASSY

NOTICE: Do not remove or install the camshaft timing gear (VVT−i) unless you are replacing the VVT−i or the camshaft.

a. Clamp the camshaft in a vise on the hexagonal lobe.

NOTICE: Do not damage the camshaft.

b. Using a 46 mm socket wrench, remove the lock nut by

b. Using a 46 mm socket wrench, remove the lock nut by turning it clockwise.

NOTICE:

  • Remove the locknut with the lock−pin engaged and locked at the extreme retarded angle position.

  • The lock nut has LH threads.

  • Only use the socket wrench. Other tools will deform the cam angle rotor.

c. Remove the timing gear (VVT−i).

NOTICE: Never remove the 3 bolts on the gear.

If it is difficult to remove the VVT−i, tap it lightly using a plastic− faced hammer and then remove it.

27. REMOVE CAMSHAFT SUB GEAR

27. REMOVE CAMSHAFT SUB GEAR

a. Clamp the camshaft in a vise on the hexagonal lobe.

NOTICE: Do not damage the camshaft.

b. Using SST, turn the sub gear counterclockwise, and remove

b. Using SST, turn the sub gear counterclockwise, and remove the service bolt.

SST 09960−10010 (09962−01000, 09963−00500)

  1. Using snap ring pliers, remove the snap ring.

  2. Remove the wave washer, camshaft sub gear and camshaft gear spring.

28. INSTALL CAMSHAFT SUB GEAR

28. INSTALL CAMSHAFT SUB GEAR

a. Clamp the camshaft in a vise on the hexagonal lobe.

NOTICE: Do not damage the camshaft.

b. Install the camshaft gear bolt washer and the camshaft

b. Install the camshaft gear bolt washer and the camshaft sub gear.

HINT: Attach the pins on the gears to the gear spring ends.

c. Install the wave washer.

d. Using snap ring pliers, install the snap ring.

d. Using snap ring pliers, install the snap ring.

  1.  Using SST, align the holes of the camshaft main gear and sub gear by turning the camshaft sub gear counterclockwise, and temporarily install a service bolt.

    SST 09960−10010 (09962−01000, 09963−00500)

  2. Align the gear teeth of the main gear and sub gear, and tighten the service bolt.

    Torque: 5.4 Nm (55 kgfcm, 48 in.lbf)

NOTICE: Do not damage the camshaft journals.

HINT: When installing the camshaft, make certain that the torsional spring force of the sub gear has been eliminated by installation of the service bolt.

29. INSTALL CAMSHAFT TIMING GEAR ASSY

29. INSTALL CAMSHAFT TIMING GEAR ASSY

a. Align the alignment pin with the alignment pin groove and install the VVT−i on the camshaft.

NOTICE: Install the VVT−i with the lock−pin engaged and locked at the most retarded angle position.

b. Apply engine oil on the nut, the mounting surface of the VVT−i and the screw threads.

NOTICE:

  • Be sure to apply the oil, otherwise the specified torque cannot be obtained.

  • A new nut must be used when replacing the the VVT−i unit.

c. Using a 46 mm socket wrench, install and tighten the lock

c. Using a 46 mm socket wrench, install and tighten the lock nut by turning it counterclockwise.

Torque: 150 Nm (1,530 kgfcm, 111 ftlbf)

NOTICE:

  • The lock nut has LH threads.

  • Only use the socket wrench. Other tools will deform the cam angle rotor.

30. INSTALL No.2 CAMSHAFT

30. INSTALL No.2 CAMSHAFT

NOTICE: Since the thrust clearance of the camshaft is small, the camshaft must be held level while it is being installed. If the camshaft is not level, the portion of the cylinder head receiving the shaft thrust may crack or be damaged, causing the camshaft to seize or break. To avoid this, the following steps must be carried out.

  1. Apply new engine oil to the thrust portion and journal of the camshaft.

  2. Place the No. 2 camshaft at a 90 angle of the timing mark (2 dot marks) on the cylinder head.

  3.  Apply MP grease to a new oil seal lip.

d. Install the oil seal to the camshaft.

d. Install the oil seal to the camshaft.

NOTICE:

  • Do not turn over the oil seal lip.

  • Insert the oil seal until it stops.

  1. Remove any old packing material from the contact surface.

  2. Apply seal packing to the No. 1 bearing cap as shown in the illustration.

    Seal packing: Part No. 08826−00080 or equivalent

NOTICE:

  • Install the No. 1 bearing cap within 5 minutes after applying seal packing.

  • Do not expose the seal to engine oil for at least 2 hours after installing.

  1. Install the 5 bearing caps in their proper locations.

  2. Apply a light coat of engine oil on the threads of the bearing cap bolts.

i. Uniformly tighten the 10 bearing cap bolts in the sequence

i. Uniformly tighten the 10 bearing cap bolts in the sequence shown in the illustration.

Torque: 16 Nm (163 kgfcm, 12 ftlbf)

31. INSTALL CAMSHAFT

31. INSTALL CAMSHAFT

NOTICE: Since the thrust clearance of the camshaft is small, the camshaft must be held level while it is being installed. If the camshaft is not level, the portion of the cylinder head receiving the shaft thrust may crack or be damaged, causing the camshaft to seize or break. To avoid this, the following steps must be carried out.

  1. Apply new engine oil to the thrust portion and journal of the camshaft.

  2. Align the camshaft drive and driven gears timing marks (2 dot marks each).

  3. Place the camshaft on the cylinder head.

  1. Install the 5 bearing caps in their proper locations.

  2. Apply a light coat of engine oil on the threads of the bearing cap bolts.

  1. Uniformly tighten the 10 bearing cap bolts in the sequence shown in the illustration.

    Torque: 16 Nm (163 kgfcm, 12 ftlbf)

  2. Remove the service bolt.

32. INSTALL TIMING BELT No.3 COVER

32. INSTALL TIMING BELT No.3 COVER

a. Visually check for cracks and breaks in the gasket of the timing belt cover.

HINT: If water is entering through cracks or breaks in the gasket, repair according to these guidelines: 1) if the crack length is within 2 to 3 cm (0.79 to 1.18 in.), repair with seal packing; or 2) if the crack length is over 3 cm (1.18 in.), replace the gasket.

b. When repairing the timing belt cover gasket, follow the procedure below.

1. Repair the cracks and breaks by applying the seal packing to the damaged area.

Seal packing: Part No. 08826−00080 or equivalent

NOTICE: When applying the seal packing, apply it as wide and high as the gasket.

c. If the timing belt cover gasket needs to be replaced, follow the procedure below.

1. Using a screwdriver and gasket scraper, remove the remaining gasket.

NOTICE: Be careful not to damage the timing belt cover.

2. Remove the backing paper from a new gasket, and

2. Remove the backing paper from a new gasket, and affix the gasket along the groove of the timing belt cover as shown in the illustration.

NOTICE:

  • Affix the gasket in the center of the groove.

  • At the corners, try to keep the gasket thickness uniform.

Length:

3. If there is a gap on the joint of the gasket, apply seal

3. If there is a gap on the joint of the gasket, apply seal packing to close the gap.

Seal packing: Part No. 08826−00080 or equivalent

NOTICE: When applying the seal packing, apply it as wide and high as the gasket.

d. Install the timing belt cover with the 6 bolts.

Torque: 8.5 Nm (87 kgfcm, 76 in.lbf)

33. INSTALL CAMSHAFT TIMING PULLEY

33. INSTALL CAMSHAFT TIMING PULLEY

a. Install the camshaft timing pulley with the belt guide properly oriented and tighten the bolt temporarily.

HINT:

  • Face the belt guide of the RH timing pulley towards the front of the engine.

  • Face the belt guide of the LH timing pulley towards the rear of the engine.

b. Using SST, tighten the RH pulley bolt.

b. Using SST, tighten the RH pulley bolt.

SST 09960−10010 (09962−01000, 09963−01000), 09249−63010
Torque: 125 Nm (1,275 kgfcm, 92 ftlbf)

NOTICE: The torque specification above is the SST without extension tool specification. Use the special formula to calculate the SST with extension tool torque specification.

Extended length of SST (09249−63010): 150 mm (5.91 in.)

c. Using SST, tighten the LH pulley bolt.

c. Using SST, tighten the LH pulley bolt.

SST 09960−10010 (09962−01000, 09963−01000) Torque: 125 Nm (1275 kgfcm, 92 ftlbf)

  1. INSTALL TIMING BELT IDLER SUB−ASSY No.2 Torque: 43 Nm (438 kgfcm, 32 ftlbf)

  2. INSPECT TIMING BELT

  3. INSTALL TIMING BELT

  4. INSTALL TIMING BELT TENSIONER ASSY

  5. INSTALL TIMING BELT GUIDE No.2

  6. INSTALL ENGINE MOUNTING BRACKET RH Torque: 28 Nm (286 kgfcm, 21 ftlbf)

  7. INSTALL TIMING BELT No.2 COVER

  8. INSTALL TIMING BELT No.1 COVER

  9. INSTALL CRANKSHAFT PULLEY

  10. INSTALL GENERATOR BRACKET No.2 Torque: 28 Nm (286 kgfcm, 21 ftlbf)

  11. INSTALL ENGINE MOUNTING STAY No.2 RH

  12. INSTALL ENGINE MOVING CONTROL ROD

  13. INSPECT VALVE CLEARANCE

  14. ADJUST VALVE CLEARANCE

  15. INSTALL VANE PUMP V BELT

  16. INSTALL V (COOLER COMPRESSOR TO CRANKSHAFT PULLEY) BELT No.1

  17. INSPECT DRIVE BELT TENSION

  18. INSTALL CYLINDER HEAD COVER SUB−ASSY

  19. INSTALL SPARK PLUG Torque: 8.0 Nm (82 kgfcm, 71 in.lbf)

  20. INSTALL INTAKE AIR SURGE TANK

  21. INSTALL AIR CLEANER ASSEMBLY WITH HOSE

  22. CONNECT VACUUM HOSES

  23. INSTALL FRONT SUSPENSION UPPER BRACE CENTER (W/ FRONT SUSPENSION BRACE UPPER CENTER) Torque: 80 Nm (816 kgfcm, 59 ftlbf)

  24. INSTALL V−BANK COVER SUB−ASSY

  25. INSTALL FRONT WHEEL RH

  26. ADD ENGINE COOLANT

  27. CHECK FOR ENGINE COOLANT LEAKS

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    Toyota Camry Service Manual / Engine mechanical / Camshaft (RH BANK) (1MZ−FE/3MZ−FE)

    Toyota Camry Service Manual

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