Section 4 (Engine Mechanical (1AR-FE)): Camshaft: Removal

WARNING: This page is about a different variant/trim than selected.

REMOVE TIMING CHAIN COVER SUB-ASSEMBLY
1. Remove the timing chain cover (See REMOVAL ).
SET NO. 1 CYLINDER TO TDC/COMPRESSION
1. Temporarily install the crankshaft pulley bolt.
  
  Fig 1: Identifying Timing Marks On Crankshaft Timing Gear And Camshaft Timing Gears
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  HINT:
  
  "A" is not a timing mark.
2. Rotate the crankshaft clockwise so that the timing marks on the crankshaft timing gear and camshaft timing gears are as shown in the illustration.
  HINT:
  
  If the timing marks do not align, rotate the crankshaft clockwise again and align the timing marks.
3. Remove the crankshaft pulley bolt.
REMOVE TIMING CHAIN GUIDE
1. Remove the bolt and timing chain guide.
Fig 2: Locating Timing Chain Guide Bolt
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE NO. 1 CHAIN TENSIONER ASSEMBLY
1. Allow the plunger to extend slightly, and then rotate the stopper plate counterclockwise to release the lock. Once the lock is released, push the plunger into the tensioner.
  
  Fig 3: Pushing Plunger Into Tensioner
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Move the stopper plate clockwise to set the lock, and insert a pin into the stopper plate hole.
  
  Fig 4: Inserting Pin Into Stopper Plate Hole
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Remove the 2 bolts, chain tensioner and gasket.
Fig 5: Locating Chain Tensioner Bolts
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE CHAIN TENSIONER SLIPPER
1. Remove the bolt and chain tensioner slipper.
REMOVE NO. 1 CHAIN VIBRATION DAMPER
1. Remove the 2 bolts and chain vibration damper.
Fig 7: Locating Chain Vibration Damper Bolts
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE CAMSHAFT TIMING GEAR ASSEMBLY
1. Hold the hexagonal portion of the camshaft with a wrench and remove the bolt and camshaft timing gear.
NOTE:
- Be careful not to damage the cylinder head or spark plug tube with the wrench.
- Do not disassemble the camshaft timing gear.
Fig 8: Removing Camshaft Timing Gear Assembly
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE CAMSHAFT TIMING EXHAUST GEAR ASSEMBLY
1. Hold the hexagonal portion of the camshaft with a wrench and remove the bolt and camshaft timing exhaust gear.
NOTE:
- Be careful not to damage the cylinder head or spark plug tube with the wrench.
- Do not disassemble the camshaft timing exhaust gear.
Fig 9: Removing Camshaft Timing Exhaust Gear Assembly
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE CAMSHAFT HOUSING SUB-ASSEMBLY
1. Uniformly loosen and remove the 20 bearing cap bolts in the sequence shown in the illustration.
  
  Fig 10: Identifying Bearing Cap Bolts Loosening Sequence
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Remove the camshaft housing by prying between the cylinder head and camshaft housing with a screwdriver.
  HINT:
  
  Tape the screwdriver tip before use.
  
  NOTE: Be careful not to damage the contact surfaces of the cylinder head and camshaft housing.
Fig 11: Locating Contact Surfaces Of Cylinder Head And Camshaft Housing
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE CAMSHAFT BEARING CAP
1. Remove the 11 bearing cap bolts in the sequence shown in the illustration.
2. Remove the 5 bearing caps.
  HINT:
  
  Arrange the removed parts in the correct order.
REMOVE OIL CONTROL VALVE FILTER (See INSPECTION )
REMOVE NO. 1 CAMSHAFT BEARING (See INSPECTION )

Fig 12: Identifying Bearing Cap Bolts Loosening Sequence
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE CAMSHAFT
1. Remove the No. 1 and No. 2 camshafts.
REMOVE NO. 2 CAMSHAFT BEARING (See INSPECTION )
REMOVE NO. 1 VALVE ROCKER ARM SUB-ASSEMBLY
1. Remove the 16 valve rocker arms from the cylinder head.
  HINT:
  
  Arrange the removed parts in the correct order.
REMOVE VALVE LASH ADJUSTER ASSEMBLY
1. Remove the 16 valve lash adjusters from the cylinder head.
  HINT:
  
  Arrange the removed parts in the correct order.