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Home >> Toyota >> 2014 >> Highlander XLE, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Engine Mechanical (1AR-FE) (Service Information) (Except Hybrid) (1 Of 2)) >> Camshaft >> Removal [12/2013 - 11/2016] >> Procedure

Removal [12/2013 - 11/2016]: Procedure

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

    After turning the engine switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.

    Refer to PRECAUTION [12/2013 - 11/2016]

  2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
    NOTE:

    When disconnecting the cable, some systems need to be initialized after the cable is reconnected.

    Refer to INITIALIZATION [12/2013 - 11/2016]

  3. REMOVE FRONT WHEEL RH 
  4. REMOVE NO. 1 ENGINE UNDER COVER 

    See step  8

  5. SEPARATE FRONT FENDER LINER RH 

    See step  12

  6. REMOVE FRONT FENDER APRON SEAL RH 

    See step  14

  7. REMOVE RADIATOR SIDE DEFLECTOR SEAL LH 

    Refer to PROCEDURE - Step 1

  8. REMOVE RADIATOR SIDE SEAL RH 

    Refer to PROCEDURE - Step 2

  9. REMOVE RADIATOR SIDE DEFLECTOR SEAL LH 

    Refer to PROCEDURE - Step 1

  10. REMOVE RADIATOR SIDE SEAL RH 

    Refer to PROCEDURE - Step 2

  11. REMOVE COOL AIR INTAKE DUCT SEAL 

    Refer to PROCEDURE - Step 3

  12. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY 

    See step  24

  13. REMOVE INLET AIR CLEANER ASSEMBLY 

    See step  25

  14. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE 

    Refer to PROCEDURE - Step 3

  15. REMOVE AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY 

    See step  27

  16. REMOVE AIR CLEANER CASE SUB-ASSEMBLY 

    See step  28

  17. REMOVE NO. 2 ENGINE MOUNTING STAY RH 

    See step  42

  18. REMOVE ENGINE MOVING CONTROL ROD 

    See step  44

  19. DISCONNECT ENGINE WIRE 
    1. Disengage the 2 claws and disconnect the inlet heater water hose and outlet heater water hose.
      GTY454123Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disconnect the 12 connectors and 5 clamps.
      GTY440951Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 3 bolts and 4 nuts and disconnect the engine wire from the engine assembly.
  20. REMOVE IGNITION COIL ASSEMBLY 

    Refer to PROCEDURE - Step 2

  21. REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 19

  22. SET NO. 1 CYLINDER TO TDC/COMPRESSION 
    1. Turn the crankshaft pulley until its timing notch (groove) and the timing mark "0" of the timing chain cover sub-assembly are aligned.
      GTY432627Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Paint Mark
      *b Timing Mark
      *c Timing Notch (Groove)
    2. Check that both timing marks on the camshaft timing gear assembly and camshaft timing exhaust gear assembly are facing upward as shown in the illustration. If not, turn the crankshaft 1 revolution (360°) to align the timing marks as shown in the illustration.

      HINT: 

      "A" is not a timing mark.

    3. Place paint marks on the chain sub-assembly in alignment with the timing marks on the camshaft timing gear assembly and camshaft timing exhaust gear assembly.
  23. REMOVE TIMING CHAIN COVER PLATE 
    1. Remove the 4 bolts, timing chain cover plate and gasket.
      GTY308697Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  24. REMOVE NO. 1 CHAIN TENSIONER ASSEMBLY 
    1. Turn the crankshaft pulley approximately 10° clockwise.
      GTY428390Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Turn the crankshaft pulley approximately 10° counterclockwise.
      GTY454542Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Align the holes of the stopper plate and No. 1 chain tensioner assembly, and insert a pin into the stopper plate hole to lock the No. 1 chain tensioner assembly.
      GTY441712Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Pin
      *b Stopper Plate
    4. Turn the crankshaft pulley approximately 10° clockwise.
      GTY428390Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Remove the 2 bolts, No. 1 chain tensioner assembly and gasket.
      GTY320667Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:

      Make sure not to drop the gasket inside the timing chain cover sub-assembly.

    6. Turn the crankshaft pulley approximately 10° counterclockwise.
      GTY454542Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  25. REMOVE TIMING CHAIN GUIDE 

    See step  13

  26. REMOVE TIMING CHAIN COVER TIGHT PLUG 

    Refer to PROCEDURE - Step 23

  27. REMOVE CAMSHAFT TIMING GEAR ASSEMBLY 
    1. Using a wrench to hold the hexagonal portion of the camshaft, remove the bolt from the camshaft.
      GTY455575Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Hold
      *b Turn
      NOTE:

      Be careful not to damage the cylinder head sub-assembly or spark plug tube with the wrench.

    2. Separate the camshaft timing gear assembly from the camshaft.
      GTY291363Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Separate the chain sub-assembly from the camshaft timing gear assembly, and turn the camshaft timing gear assembly approximately 180°.
      GTY434456Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Narrow
      *b Wide
    4. Remove the camshaft timing gear assembly.
      GTY291361Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:

      Do not disassemble the camshaft timing gear assembly.

  28. REMOVE CAMSHAFT BEARING CAP 
    1. Remove the 11 bolts in several steps in the order shown in the illustration.
      Fig 1: Camshaft Bearing Caps Bolt Loosening Sequence (1 Of 2)
      GTY455826Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 10 bolts in several steps in the order shown in the illustration.
      Fig 2: Camshaft Bearing Caps Bolt Loosening Sequence (2 Of 2)
      GTY439231Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the No. 1 camshaft bearing cap, No. 2 camshaft bearing cap and 3 No. 3 camshaft bearing caps.

      HINT: 

      Arrange the removed parts in the correct order.

  29. REMOVE CAMSHAFT 
    1. Remove the camshaft from the camshaft housing sub-assembly.
      GTY291362Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  30. REMOVE NO. 2 CAMSHAFT 
    1. Hold up the chain sub-assembly and remove the No. 2 camshaft from the camshaft housing sub-assembly.
      GTY291359Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Suspend the chain sub-assembly with a string or equivalent as shown in the illustration.
      GTY293788Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:

      Be careful not to drop the chain sub-assembly inside the timing chain cover sub-assembly.

  31. REMOVE CAMSHAFT TIMING EXHAUST GEAR ASSEMBLY 
    1. Secure the No. 2 camshaft in a vise by clamping the hexagonal part between aluminum plates.
      NOTE:

      Do not damage the No. 2 camshaft by tightening the vise excessively.

    2. Remove the bolt and camshaft timing exhaust gear assembly.
      GTY366606Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:

      Do not disassemble the camshaft timing exhaust gear assembly.

  32. REMOVE OIL CONTROL VALVE FILTER 

    Refer to PROCEDURE - Step 41

  33. REMOVE NO. 1 CAMSHAFT BEARING 

    Refer to PROCEDURE - Step 42

  34. REMOVE NO. 2 CAMSHAFT BEARING 

    Refer to PROCEDURE - Step 43

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